1.       R.R.Rao & B.A.Razi. Flowering Plants
of Mansagangotri. Prasaranga Publication. Mysore.1974.

2.       S.K.Jain & R.R.Rao A Handbook of Field and Herbarium Methods. Today and Tomorrow’s
Publishers. New Delhi. 1980.

3.       R.R.Rao & B.A.Razi. A Synoptic Flora
of Mysore District. Today and Tomorrow’s Publishers.New Delhi. 1980.

4.       A.K.Baishya & R.R.Rao. Fern and Fern-allies of Meghalaya. Scientific Publisher,
Jodhpur.1982.

5.       S.K.Jain & R.R.Rao (Ed.). An Assessment of Threatened Plants of India. Botanical Survey of
India, Howarh, 1984.

6.       R.R.Rao & K.Haridasan. A Forest
Flora of Meghalaya. Volume I&II, Bishen Singh and Mahendra Pal Singh.
Dehradun. 1985-87.

7.       N.S.Jamir & R.R.Rao. A Pteridophytic Flora of Nagaland. Bishen Singh and Mahendra Pal
Singh. Dehradun. 1988.

8.       R.R.Rao et.al. Flora Indicae Enumeratio
– Asteraceae. Botanical Survey of India. Calcutta. 1988.

9.       R.R.Rao & B.D.Sharma. A Manual for
Herbarium Collections. Botanical Survey of India, Calcutta. 1990.

10.    R.R.Rao. Biodiversity in India.
Bishen Singh & Mahendra Pal Singh. Dehradun. 1994.

11.    B.D.Sharma, N.P.
Balakrishnan, R.R.Rao &
P.K.Hajra (Editors) Flora of India Vol. I
(New Series) Botanical Survey of India, Calcutta. 1994.

12.    P.K.Hajra, R.R.Rao, D.K.Singh & B.P.Uniyal
(Eds.). Flora of IndiaVol.12, Asteraceae
(Anthemideae – Heliantheae) B.S.I., Calcutta. pp 1-454. 1995.

13.    P.K.Hajra, R.R.Rao, D.K.Singh & B.P.Uniyal
(Eds.). Flora of IndiaVol.13, Asteraceae
(Inuleae – Vernonieae) B.S.I. Calcutta. pp 1-411, 1995.

14.    Rao, R. R. (Ed.) Advances in Legume Research
in India. Bishen Singh and Mahendra Pal Singh Dehra Dun. Pp. 1-517. 2002.

15.    T.S.Rana, Bhasker Datt &
R.R.Rao. Flora of Tons Valley, Garhwal
Himalaya (Uttaranchal). Bishen Singh and Mahendra Pal Singh, Dehra Dun,
2003

16.    S. Myrthong & R.R.Rao. A Monocotyledonous Flora of Meghalaya India. Bishen Singh and
Mahendra Pal Singh. Dehradun. (in press).

RESEARCH
PUBLICATIONS:

17.    R.R.Rao & B.A.Razi. Euphorbiaceae of Mysore city and surrounding areas. J. Mysore Univ. Sect.B. 23: 35-63.
1970.

18.    B.A. Razi & R.R.Rao. Contributions from the
Herbarium, Manasagangotri. Mysore. I. An artificial key to the Pteridophytes of
Mysore city and surrounding areas. Botanique.
2 (1): 21-23.1971

19.    R.R.Rao. Contribution from the Herbarium, Manasagangotri.  Mysore. II. An annotated list of              flowering plants around `Aloka’,
Yelwal (Mysore District). J. Mysore Univ.
Sect.B 24: 62-     80.1971.

20.    R.R.Rao. Contributions from the Herbarium, Manasagangortri, Mysore. IV. Name
changes in Mysore plants. Bios. 1:
7-22.1972.

21.    S.V.Ramaswamy, R.R.Rao & V.Bhaskar. Contribution
from the Herbarium, Manasagangotri. Mysore. III. Notes on the adventive plants
of Banglore and Mysore District. J Mysore
Univ. Sect. B. 26: 40-44. 1973.

22.    R.R.Rao & B.A.Razi. Notes on Euphorbiaceae of Mysore City and surrounding
areas. Bios. 2: 50-54. 1973.

23.    R.R.Rao. & B.A. Razi. Contributions from the Herbarium, Manasagangortri,
Mysore. V. Notes on flowering plants of Chamundi Hills, Mysore District. J Mysore Univ. Sect. B. 26: 70-117.1974.

24.    R.R.Rao. & B.A. Razi. Contributions from the Herbarium, Manasagangortri,
Mysore. X. A sketch of vegetation of Mysore District. J. Mysore Univ. Sect. B. 26: 191-200. 1974.

25.    R.R.Rao. Oxybaphus himalaicus Edgew.
(Nyctaginacaae) – a new record from South India. Geobios. 2:196. 1975.

26.    R.R.Rao & B.A.Razi. On the occurrence of Solanum elaeagnifolium Cav. (Solanaceae) in Mysore. Curr. Sci. 43(12): 734. 1976.

27.    R.R.Rao & M.K.V.Rao. Galinsoga
ciliata (Rafn.) Blake (Asteraceae) in Shillong- a new distributional
record. Geobios. 3: 71. 1976.

28.    R.R.Rao & M.K.V.Rao. Occurrence of Crassocephalum
crepedioides (Benth.) S.Moore and Galinsoga
ciliata (Rafn.) Blake (Asteraceae) in Mysore. Geobios. 3:163-164. 1976.

29.    R.R.Rao. Medicobotany of some Mysore plants- 1. J. Res. Indian Med. Hom. 12:53-58. 1977.

30.    R.R.Rao. The genus Sonchus Linn.
(Asteraceae) in northeast India. Acta
Bot. Ind. 6:94-97. 1978.

31.    R.R.Rao. Some phytogeographical observations on the flowering plants of
Biligirirangan hills in Mysore and its affinities with the flora of Khasi hills
in Meghalaya. Botanique 7(4):
163-2370.1978.

32.    R.R.Rao & B.A.Razi. An artificial key to the Asteraceae of Mysore
District. My Forest 14(1):
27-41.1978.

33.    R.R.Rao & B. Neogi. Some common aquatic weeds of Meghalaya a preliminary
observation. In: Studies on weeds and their control. Symp. Vol. Meghalaya Sc. Soc. Shillong pp. 29-35. 1978.

34.    R.R.Rao. Medicobotany of Mysore plants- II.
J. Res. Indian Med. Hom. 13(4): 92-97. 1978.

35.    R.R.Rao. Parthenium hysterophorus
Linn. (Asteraceae) in Gauhati- a new record for northeast India. J. Ind. Bot. Soc. 58(1): 44-1979.

36.    R.R.Rao. & P.Kharkongor. Floristic composition and phenologcal pattern of
vegetation of pine forests in Meghalaya.
J. Bombay nat. Hist. Soc. 75 (2): 273-285. 1979.

37.    R.R.Rao. & B.A.Razi. A contribution towards a grass flora of Mysore
district. Indian For. 105(8):
598-608.1979.

38.    R.R.Rao & S.K.Jain. A synopsis of some recent name changes in plants of
the Indian subcontinent. Indian For.
105(8): 565-570. 1979.

39.    R.R.Rao. Changing pattern in Indian Flora. In: “Status of floristic studies
in India”. Bull. Bot. Surv. India.
19(1-4): 156-166. 1979.

40.    R.R.Rao. & K.Suryanarayana. Introduced weeds in the vegetation of Mysore
District. J. Bombay Nat. Hist. Soc.
74(2): 688-697. 1979.

41.    R.R.Rao. & D.P.Dam. Non-indigenous plants in the flora of Shillong and its
surrounding areas. Bull. Meghalaya Sci.
Soc. 3: 43-65. 1979.

42.    R.R.Rao. Ethnobotanical studies on the flora of Meghalaya. Some curious
reports of herbal medicines. In: Glimpses
of Indian Ethnobotany. Ed. S.K.Jain. pp. 137-148. Oxford & IBH
Publishing Co. Calcutta. 1980.

43.    R.R.Rao. Ethnobotany of Meghalaya- Medicinal plants used by the Khasi and Garo
tribes. Econ. Bot. 35(1): 4-9. 1980.

44.    R.R.Rao & B.Neogi. Observations on the Ethnobotany of Khasi and Garo
Tribes in Meghalaya. J. Econ. Bot. 1:157-162.
1980.

45.    R.R.Rao. & B.A.Razi. An artificial key to the deciduous trees of Mysore
District. My Forest. 14(4): 253-260.
1980.

46.    R.R.Rao & M.K.V.Rao. The genus
Eupatorium Linn. (Asteraceae) in northeast India. Proc.Indian Nat. Sci. Acad. 46(4): 587-592. 1980.

47.    B.Neogi & R.R.Rao. Floristic composition of the
weed flora and seasonal variation and phenological pattern of some dominants
weeds of agricultural lands in Meghalaya. Proc.
Indian     Nat. Sci. Acad. 46(4):
579-586. 1980

48.    K. Haridasan & R.R.Rao. Enumeration of some important
forest weeds of Meghalaya with special emphasis on their role and distribution.
J. Econ. Taxon. Bot. 2: 161-71.1981.

49.    R.R.Rao. & A.K.Baishya. Some ecological and Phytogeographical observations
on the Pteridophytic flora of Meghalaya. J.Econ.
Taxon. Bot. 2: 31-39. 1981.

50.    R.R. Rao & K. Haridasan. Chirita
hamosa R. Br. (Gesneriaceae)- an interesting plant record from Meghalaya. J. Econ. Taxon. Bot. 2: 241-242, 1981.

51.    R.R.Rao. & B.Neogi. Stachytarpheta
dichotoma Vahl (Verbenaceae) – a new record for India. J. Bombay Nat. Hist. Soc. 79(1): 233-234. 1982.

52.    R.R. Rao. Some thoughts about forest resources and their conservation. Nature Lower 1: 15-18, 1982.

53.    Y. Kumar & R.R. Rao. Ethnobotanical studies on
certain medicinal plants among some Garo people in and around Balphakram
Sanctuary (Meghalaya). Bull. Bot. Surv. India 22 (1-4): 161-165.

54.    R.R. Rao & N.S. Jamir. Ethnobotanical studies in Nagaland: Medicinal
Plants. Econ. Bot. 36(2): 176-181,
1982.

55.    R.R. Rao & K. Haridasan. Notes on the distribution of certain rare,
endangered or endemic plants of Meghalaya with a brief remark on the flora. J. Bombay
Nat. Hist. Soc. 79(1): 93-99, 1982.

56.    N.S. Jamir & R.R. Rao. Ethnobotanical studies in
Nagaland II. Fifty four Medicinal plants used by Nagas. J. Econ. Taxon. Bot. 3:
11-17, 1982.

57.    S. Myrthong & R.R. Rao. A contribution towards a
sedge flora of Meghalaya. J. Econ. Taxon.
Bot. 3: 129-139, 1982.

58.    R.R. Rao. Forests of Northeast India – prospects and constraints on utilisation.
In Ed. Sharatchandra et al. Development without destruction. pp.
75-85, Shillong, 1982.

59.    B. Neogi & R.R. Rao. Study on the weed flora of
various Hill Agro-Ecosystems in Meghalaya.
J.Australian Weeds 2(1): 9-15, 1982.

60.    R.R. Rao & B.A. Razi. Study on the weed-flora of paddy fields in Mysore
district. J. Mysore Univ.Sect. B. 26:24-37,
1982.

61.    R.R. Rao, K. Haridasan & Y. Kumar. Two interesting plant records from
Meghalaya. J. Bombay. Nat. Hist. Soc. 79(3):
708-711, 1983.

62.    Megoneitso & R.R. Rao. Ethnobotanical studies in
Nagaland – 4. Sixty two medicinal plants used by Angami Nagas. J. Econ. Taxon. Bot. 4(1): 167-172,
1983.

63.    R.R. Rao., K. Haridasan & Y. Kumar. New records of plants for North-East
India. J. Bombay. Nat. Hist. Soc.
79(2) 455-458, 1983.

64.    M. Satpute, B.K. Dutta &
R.R. Rao. Contributions to the
aerobiology of Shillong. 1. Studies on the seasonal variations of atmospheric
pollen and fungal spores. Proc. Ind. Nat.
Sc. Acad. 66: 675-686, 1983.

65.    S.K. Jain & R.R. Rao. Ethnobotany in India – an
overview. Special Publication,
Botanical Survey of India, 1983.

66.    R.R. Rao & K. Haridasan. Threatened plants of Meghalaya – a plea for
conservation. In. Ed. S.K. Jain and R.R. Rao. An Assessment of
Threatened Plants of India. pp. 94-103. Botanical Survey of India, Howrah,
1983.

67.    Y. Kumar & R.R. Rao. Studies on the Flora of
Balphakram wild life Sanctuary in Meghalaya II.            Distributional remarks on certain rare and interesting
plant species. Ibid, pp.110-115.

68.    S. Myrthong & R.R. Rao. Contributions to the
knowledge of Threatened plants in India -3. Some noteworthy monocotyledonous
species, which are rare, endangered or endemic. Ibid. pp. 131-137.

69.    S. Myrthong, Y. Kumar & R.R. Rao. Eriocaulon echinulatum Mart. (Eriocaulaceae) – a new record for
India. J. Bombay Nat. Hist. Soc. 80:
667-68, 1983.

70.    N.S. Jamir & R.R. Rao. Polystichum birii – a new species of Aspidiaceae from Nagaland,
India. J. Jap. Bot. 58(12): 376-378,
1983.

71.    K. Haridasan & R.R. Rao. Flora, vegetation and plant
resources of Garo Hills. In: Garo Hills
Land and the People. Ed. L.S. Gassah. Omsons Publications, New Delhi,
pp.97-105.

73.    R.R. Rao. Modiola caroliniana (L) G.
Don, Malvaceae – a new generic record for India. J. Econ. Taxon. Bot. 5(4): 907-908,1984.

74.    R.R. Rao & H.J. Chowdhery. Arabidopsis
russeliana Jafri, an addition to the Brassicaceae of India. Ind. J. Forestry. 7(3): 257-258, 1984.

75.    R.R. Rao & H.J. Chowdhery. Ecological impact studies with particular
reference to change in the flora and wildlife of B.S.L. Project area in
Himachal Pradesh. MAB Project Report
pp. 309-315,           1984.

76.    R.R. Rao, M. Satpute & B.K. Dutta. Circadian periodicity of pollen and fungal
spores of Shillong (Meghalaya). Indian
Phytopath. 38(1): 60-65, 1985.

77.    R.R. Rao & K. Haridasan. A new species Araliaceae from Meghalaya, India. In Forest Flora Meghalaya. pp. 434-436,
1985.

78.    N.S. Jamir, R.R. Rao & U. chowdhury. Polystichum prolificans Va VR.
(Aspidiaceae) from Nagaland – a new record for India. Ind. J. Forestry 8(2):
157-158, 1985.

79.    R.R. Rao & B.P. Uniyal. Berberis
ahrendtii Rao & Uniyal – a new name for Berberis lycioides Stapf. Ind. J. Forestry 8: 334, 1985.

80.    Y. Kumar & R.R. Rao. Drosera indica L. (Droseraceae) A new distributional record for
northeast India. J.  Econ. Taxon.
Bot. 7(2): 425-426, 1985.

81.    Y. Kumar & R.R. Rao. Floristic studies on
Balphakram sanctury – 3: General account of Forest types and Fauna. Ind. J. Forestry 8(4): 302-309, 1985.

82.    K. Haridasan & R.R. Rao. Syzygium jainii Haridasan et Rao – a new species of Myrtaceae from
Meghalaya. In Forest Flora Meghalaya
1: 398-399, 1985.

83.    R.R. Rao & K. Haridasan. A survey of some wild plants of horticulture
importance from Meghalaya, North – East India. J. Econ. Taxon. Bot. 6(3): 529-537, 1985.

84.    R.R. Rao & N.S. Jamir. A new species of Cyathea
(Cytheaceae) from Nagaland, India. J.
Econ. Taxon. Bot. 6(1): 207-209, 1985.

85.    H.J. Chowdhery & R.R. Rao. Rorippa pseudoislandica Chowdhery et. R.R. Rao – a new species of
Brassicaceae from India. Ind. J. Forestry
8: 150-152, 1985.

86.    R.R. Rao & N.S. Jamir. Bolbitis
nagalandense R.R. Rao et. Janir. A new species of Lomariopsidaceae from
Nagaland, India. Reinwardtia 10:
119-121, 1985.

87.    S. Singh, U. Chowdhury &
R.R. Rao. Ferns and Fern Allies of
Chamoli district, U.P. Ind. J.Forestry 19: 1-15: 161-167, 1986.

88.    R.R. Rao & P.K. Hajra. Biological diversity of Eastern Himalayas – in a
conservation perspective. Proc. Indian
Acad. Sciences (Suppl.) 103-125, 1986.

89.    S.K. Mamgain & R.R. Rao. A new species of Lactuca (Asteraceae) from Kashmir, India. J.Bomb. Nat. Hist. Soc. 83(2):
406-408, 1986.

90.    R.R. Rao & P.K. Hajra. Obituary on Oleg Polunin. Trop. Ecol. 27: 222, 1986.

91.    Mangala Satpute, B.K. Dutta
& R.R. Rao. Phenology and Pollen
Incidence in the atmosphere of Shillong. In (Eds.)
P.K.K. Nair, A.P. Joshi & S.V. Ganghal. Air borne Pollen, spores and other
Plant Materials of India. pp. 20-31, 1986.

92.    R.R. Rao & N.S. Jamir. Contribution to the Pteridophytic Flora of Nagaland.
J. Econ. Taxon. Bot. 7(2): 277-297,
1986.

93.    S.K. Mamgain & R.R. Rao. A new species of Lactuca (Asteraceae) from Himachal
Pradesh, India. Bull. Bot. Surv. India
27: 120-122, 1985 (Published in 1987).

94.    S.K. Mamgain & R.R. Rao. Taxonomy and distribution of
Lactuceae (Asteraceae) from Western Himalaya. In Recent Advances in Plant Sciences. Ed. M.R. Sharma & B.K.
Gupta, Dehradun, 1987.

95.    R.R. Rao. Diminishing Forest Resources, their development and conservation with
special reference to a hill state in North – East India. In: Recent Advances in Plant Sciences, Ed.
M.R. Sharma & B.K. Gupta, Dehradun, 1987.

96.    R.R. Rao & P.K. Hajra. Methods of research in Ethnobotany. In: Ed. S.K.
Jain. A Manual of Ethnobotany.
Scientific Publishers, Jodhpur, 1987, pp. 33-41.

97.    R.R. Rao, B.P. Uniyal & S.K. Mamgain. Species of Lactuca (Asteraceae) and
Berberis (Berberidaceae) for the Red
Data Book of India. Ed. M.P. Nayar & A.R.K. Sastry, 1987.

98.    B.M. Wadhwa, R.R. Rao & P.K. Hajra. Botany of
Valley of Flowers National Park and its environs. Bull. Bot. Surv. India. 29(1-4): 129-175, 1987.

99.    Y. Kumar, Fancy Scarlet
& R.R. Rao. Further
contributions to the Ethnobotany of Meghalaya. Plants used by ‘War Jaintias’ of
Jaintia Hills. J. Econ. Taxon. Bot.
11(1): 65-70, 1987.

100. Mangala Satpute, B.K. Dutta
& R.R. Rao. A comparative study
of the air phyllosphere and soil mycoflora of potato & paddy fields of
Shillong. J. Ind. Bot. Soc. 66:
381-387, 1987.

101.      R.R. Rao. Plant systematics: Past, present and future: some basic
considerations. In (Eds.) S.S. Bir  &
M.I.S. Saggo “Perspectives in Plant
Sciences in India“. pp. 231-236, 1989.

102.      R.R. Rao. Methods and techniques in Ethnobotanical research: Some basic
considerations. In (Ed.) S.K. Jain “Methods
and approaches in Ethnobotany, Society of Ethnobotanists, Lucknow, pp.
13-23, 1989.

103.      R.R. Rao. The mute message of Ethnobotany for the 21st Century, Ibid, Society of Ethnobotanists.
Lucknow, pp. 179-186, 1989.

104.      R.R. Rao & Bipin Balodi. Two new species of Astragalus L. from Western Himalaya. Proc. Nat. Acad. Sc. Ind. 59(B) 4, 475-478, 1989.

105.      S.K. Mamgain & R.R.Rao. Some new combinations in the
subtribe Lactuceae. Jour. Bombay Nat.
Hist. Soc. 86(2): 273, 1989.

106.      B.D. Naithani & R.R.Rao. The impact of Piligrim Influx
on the Himalayan ecosystem. in Ed. S.C. Singh “Impact of Tourism on Mountain Environment” pp. 82-89, 1989.

107.      B. Neogo, M.N.V. Prasad
& R.R. Rao. Ethnobotanical
studies on the Weed Flora of Meghalaya. Econ.
Bot. 43(4): 471-79, 1990.

108.      R.R. Rao. Ethnobotanical studies on some Adivasi tribes of North -East India
with special reference to the Naga people. In Ed. S.K. Jain. “Contributions to Indian Ethnobotany“.
pp. 215-230, 1990.

109.      R.R. Rao. Ethnobiology in the study and conservation of fragile ecosystems:
Some issues from the Himalayan Region. Ethnobotany
2: 45-55, 1990.

110.      N.S. Jamir & R.R. Rao. Fifty new or interesting
Medicinal Plants used by Zeliangs. Ethnobotany
2: 11-18, 1990.

111.      P.K. Hajra & R.R. Rao. Distribution of vegetation
types in North-West Himalaya with brief remarks on Phytogeography and Floral
resource conservation. Proc. Ind.
Acad.Sci.Bangalore.100:263-277,1990.

112.      R.R. Rao & S.K. Murti. North – East India – a major centre of Plant
diversity in India. Indian J. Forestry
13:214-222, 1990.

113.      Chowdhery, H.J., B.P.
Uniyal, R. Mathuur & R.R. Rao. A
new Senecio from India. Ind. Jour. For. 13: 366-367, 1990.

114.      R.R. Rao & N.S. Jamir. Ethnobotany of the Ao and Angami Nagasof Nagaland. J. Econ. Taxon. Bot. 14(3): 593-604,
1990.

115.      S.K. Mamgain & R.R. Rao. Some medicinal plants of
Pauri Garhwal Himalaya. J. Econ. Taxon.
Bot. 14(3): 633-40, 1990.

116.      R.R. Rao & S. Rajeshwari. Elymus
transhimalaicus – a new species of Poaceae from Ladakh, India. Proc. Nat. Acad. Sc. 61(2): 1991.

117.      R.R. Rao & K. Haridasan. An ethnobotanical survey of Medicinal and other
useful plants of North – East India. J.
Econ. Taxon. Bot. 15(2): 423-435, 1991.

118.      B. Balodi & R.R. Rao.
The genus Trigonella L. in North-West
Himalaya. J. Econ. Taxon. Bot. 15(1):
185-194, 1991.

119.      H.J. Chowdhery & R.R. Rao. Trigonella upendrae Chowdhery et al. R.R. Rao. – A new species of Trigonella
(Fabaceae) from India. Bull.Bot. Surv.
India 31(1-4): 156-158, 1992.

120.      R.R. Rao. Trends in the evolution of the Angiosperm flower. In (Ed.) B.S.
Venkatachala, D.L. Dilcher & H.K. Maheshwari p=09 “Essays in Evolutionary Plant Biology“. Paleobot. 41: 167-175, 1992.

121.      R.R. Rao. Book Review on “The Flora of Indian Desert”. Bull. Bot. Surv. India 32 (1-4): 195,
1992.

122.      S.K. Jain & R.R. Rao. Floristic Inventory of
Tropical Countries – India. Compiled by Karolyn Kendrick pp. 133-140.

123.      R.R. Rao & T. Hussain. Himalayan Legumes – Diversity and conservation.
Symposium Vol. In (Ed.) U. Dhar “Himalayan
Biodiversity: Conservation Strategies“, G.B. Pant Himalayan Institute,
Almora, 1993, pp. 253-266.

124.      R.R. Rao & B. Dutt. Distribution and diversity of the family Berberidaceae
in the Himalaya, India. Ibid. pp.
267-278, 1993.

125.      R.R. Rao. Floristic diversity of eastern Himalaya – a national heritage for
Conservation. Ibid. pp. 131-151,
1993.

126.      H.J. Chowdhery & R.R. Rao. Plant life in the Himalayan
cold deserts: Some adaptive strategies.
Bull. Bot. Surv. India. 32(1-4): 43-56, 1990 (Published 1992).

127.      B.P. Uniyal & R.R. Rao. Vegetation and flora of
Rajaji National Park in Uttar Pradesh. J.
Econ. Taxon. Bot. 17(1): 1-30, 1993.

128.      Raju, D.C.S., R.R.Rao and P.K.Hajra. Illiciaceae.
In: Sharma, B.D., Balakrishnan, N.P., Rao, R.R. and Hajra, P.K. (eds.), Fl.of India 1:184-187. B.S.I.,
Calcutta, 1993.

129.      Rao,
R.R and P.K. Hajra. Schisandraceae. Ibid 1:188-196. 1993.

130.      Raju, D.C.S., R.R.Rao and P.K. Hajra. Eupteleaceae Ibid 1:200-201.1993.

131.      Rao,
R.R. Berberidaceae. Ibid 1:349-412. 1993.

132.      Rao,
R.R and P.K. Hajra.  Podophyllaceae Ibid 1:414-417. 1993.

133.      R.R. Rao & S.K. Murti. Medicinal Plant Resources of North -East India –
conservation and Utilisation. Indian J.
For. 6: 217-232, 1994.

134.      Rajeswari, S., R.R. Rao & A. Garg. An undescribed Saccharum (Poaceae) from J & K.
India. Sida (American) 16(1): 33-36,
1994.

135.      Tariq Hussain, B. Datt &
R.R. Rao. On the identity of two
taxa of Berberis L. from Tibet. Sida (American Journal) 1(1): 17-21,
1994.

136.      R.R. Rao & A. Garg. Can Eremostachys
superba be saved from extinction? Curr.
Sci. 67(2): 80-81, 1994.

137.      Hussain, T., B. Datt & R.R. Rao. Berberis kunawurensis Royle var. diversifolia Ahrendt ex Hussain et
al. an undescribed variety from East Himalaya. India. Rheedia 4(1): 37-39.

138.      R.R. Rao et al. An undescribed
variety of Berberis petiolaris Wall.
ex G. Don from the Himalaya. Bot. Bull. Acad. Sinica 35(4): 229-239, 1994.

139.      R.R. Rao et al. Taxonomy of Indian
Berberidaceae: Prospects and problems. J.
Econ. Taxon. Bot. 18(2): 379-385. 1994.

140.      Rajeswari, S., R.R. Rao & A. Garg. A new species
of Poa L. from Ladakh, India. J. Jap. Bot. 69(3): 157-161. 1994.

141.      P.C. Pant, R.R. Rao and Arti Garg. Anaphais kashmirana Pant, R.R. Rao et
Arti, A new species of Compositae from Kashmir, India. J.Jap. Bot. 69(5): 258-261. 1994.

142.      T.S. Rana, T. Husain & R.R. Rao. A critical appraisal of the
Type locality of a rare palm from Kumaon Himalaya, India. Curr. Sci. 68(6): 590-592, 1995.

143.      R.R. Rao. Floristic diversity in India – An overview. Int. Soc. Envt. 1(2): 4, 1995.

144.      B.M. Wadhwa, C.L. Mehrotra,
R. Mathur and R.R. Rao. Rashtriya
Udhyan Phoolonki ghati Avam Hemkund Ki Vanaspati. In Paschimi Himalaya Ki Vanaspatiya (Eds.) D.K. Singh et al. B.S.I., Dehra Dun, pp. 66-73,
1995 (in Hindi).

145.      Saklani, A. and R.R. Rao. Bharat ki Vanaspatik
Vividhta. In Vigyan Vani. N.B.R.I., Rajbhasha
Patrika, pp. 22-24, 1995 (in Hindi).

146.      R.R. Rao. Changing Scenario in Plant Taxonomic Studies. Proc. Nat. Seminar
“Changing Scenario in Plant Sciences”, Varanasi (Eds.) J.S. Singh &
V.S. Jaiswal, pp. 282-294, 1995.

147.      S.K. Mamgain & R.R.Rao. Tribe Chichorieae. In Eds.
P.K. Hajra et al., Flora of India:
Asteraceae, Vol. 12. Botanical Survey of India, Calcutta. PP. 226-345. 1995.

148.      R. R. Rao. Tribe Calenduleae in Eds. P.K. Hajra R. R. Rao & D. K. Singh et
al., Flora of India, Calcutta.
Vol. 12, B.S.I., Calcutta. PP 147-150. 1995.

149.      R.R.Rao. Tribe Mutisieae Ibid‚ Vol.
13, pp 163-186. 1995.

150.      R.R.Rao. Tribe Tageteae. Ibid, vol.
13, pp 163-186. 1995.

151.      R.R. Rao. Are Herbaria Redundant? Curr.
Sci., 69 (12): 968-969. 1995.

152.      S. Rajeshwari, R.R. Rao & A. Garg. Agrostis musjidii  (Poaceae) A new species from Jammu &
Kashmir, India. J. Ind. Bot. Soc. 74:
333-334. 1995.

153.      R.R. Rao and S. Kumar. Angiosperm Taxonomy – Problems and Remedies.  Ind. Bot. Soc., Platinum Jublee Volume
74 A: 179-186 1995.

154.      T. Hussain, B. Datt, Arti
Garg & R.R. Rao. Berberis Sanei (Berberidaceae) – a new
species from Arunanchal Pradesh, India. Bull. Mus.
Nat. Paris. Ser. 17 SectionB, Adansonia
(No 1-2) 69-73. 1995.

155.      Kumar, S., Husain and R.R.Rao. Some Nomenclatural notes in Berberis“ L. (Berberidaceae). Ind. J.Forestry 19(1): 97. 1996

156.      R.R. Rao, Phytogeography and floral diversity of the Himalayas with special
reference to Nanda Devi Biosphere Reserve in West Himalaya. In.: P.S.
Ramakrishnan, A.N. Purohit, K.G.Saxena, K.S.Rao and R.K. Maikhuri. Conservation and Management of Biological
Resources in Himalaya G.B. Pant Institute, Almora, Oxford  & IBH Publ. Co. Pvt. Ltd. New Delhi. pp.
171-207, 1996.

157.      R.R. Rao, Biodiversity and Conservation. Special Vol. Hyderabad University. Global environmental perspectives and
environmental management‚ (ed. M.N.V.Prasad)1-12.1996.

158.      R.R.Rao, Ethnobiology in India: Some key issues on traditional knowledge and
sustainable development Ethnobotany
8: 14-24. 1996

159.      T.S.Rana, Bhaskar Datt and R.R.Rao. Strategies for Sustainable
Utilization of Plant Resources of the Tons-Valley, Western Himalaya. Ethnobotany 8. 96-104. 1996.

160.      Saklani, A and R.R.Rao. Role of Brahmakamal  (Saussurea obvallata“ (DC.) Edgew.) in
the life and culture of Garhwalis. Ethnobotany‚
8: 75-78. 1996.

161.      Garg, A. and R.R.Rao.  Pollination ecology of
endangered Eremostachys superba“
(Labiatae). Taiwania 41(4): 309-321,
1996.

162.      R.R. Rao, Indigenous people and Forests: Perspectives of an ethnobotanical
study from Nagaland, North – East India. Proc. IVth. Int. Ethno. Conf., “Ethnobiology in Human Welfare” (Ed.
S. K. Jain) pp. 367-371. Deep publications, New Delhi, 1996.

163.      Rao, R.R. & B. Datt. Indian Compositae: Diversity and Phytogeography
in D.J.N.Hind & H.Beentje  (Eds.)  Proc. Int. Compositae
Conference, Kew. Vol.1 Systematics,
Royal Boatanic Garden, Kew. pp. 445-461. 1996

164.      R.R. Rao. Compositae in the conservation of genetic diversity in  wild
plants. In (Eds.) P.D.S.Caligari and D.J.N.Hind Proc. Int.
 Compositae Conf., Kew.‚ Vol 2 Biology
 and Utilization‚ Royal Botanic Garden, Kew, pp. 269-275. 1996.

165.      R.R. Rao. Conserving the `Hot spots’ of Biodiversity in India. in P.S.
Ramakrishnan et. al. (Eds.) Conserving Biodiversity for Sustainable
Development pp. 95-107. Indian nat.
Sci. Acad. New Delhi. 1996.

166.      R.R. Rao, T.S.  Rana, Bhaskar Datt and Arti Garg, Identifying rare,
endangered and endemic species:  The Indian scene. J. Mysore Univ.‚ Section B, 34:  93-103, 1995-96 (Published
1997).

167.      Garg, A. and R.R.Rao. Anthecological relationship
between endangered Eremostachys superba (Labiatae)
and its pollinator. Taiwania‚ 42 (2):
99-103, 1997.

168.      Garg, A., T. Husain and R.R.Rao.  Palynological Evidence
supporting   the   identity of two taxa of Berberis (Berberidaceae) from Tibet. Sida‚ 17 (3): 575-578. 1997.

169.      Garg, A & R.R. Rao. Observations on the
Reproductive Biology of the endangered Eremostachys
superba Royle ex Benth. (Labiatae) in the Siwaliks of Uttar Pradesh, India.
Proc. Indian Nat. Sci. Acad.‚B63
No.1& 2 pp. 79-88. 1997.

170.      Husain, T. and R.R.Rao. Identity &
Lectotypification of Berberis khasiana“
Ahrendt Rheedea‚ Vol 7 (1): 41-42,
1997.

171.      Jain, S.K. and R.R.Rao. Flora and Phytogeography of India. Inst. of Ethnobiology pp.
1-14.1997.

172.      Garg, A. & R.R.Rao. Pollen limitation in Eremostachys superba Royle ex Benth. (Labiatae) and its role in loss of seed
production. Tiwania, 4(4): 307-315.
1997.

173.      Rao,
R. R. Diversity of Indian Flora. Proc.
Indian Nat.Sci. Acad. B63 No. 3 pp 127-138. 1997.

174.      Rao,
R.R. B. Datt, & A. Prakash.
Endangered plants of the Himalayas and their conservation. In: M.Daniel. The Changing Landscape of Plant Sciences
(Spl. Vol.  Baroda): Taxonomy & Ecology International Book
Distributors, Dehra­ Dun pp. 233-259. 1997.

175.      T. Husain and R.R. Rao. Under utilised food legumes
of India with particular reference to Himalaya. In:  M.  Daniel.
 The Changing Landscape of Plant
Sciences (Spl. Vol.  Baroda): Taxonomy & Ecology Internation Book
Distributors, Dehra Dun pp. 226-232. 1997.

176.      Husain, T., R. R. Rao and Arti Garg.  Berberis lycium“ complex in India. Feddes Repertorium 109 (5-6): 385-392.
1998.

177.      Rao, R. R.; T. Husain; B. Dutt and A. Garg. Revision of the family Berberidaceae of India – I: Rheedea. 8(1): 1-66. 1998.

178.      Chaudhary, L. B. & R. R. Rao. Notes on the genus Aconitum L. (Ranunculaceae) in N.W.
Himalaya (India). Feddes Repertorium 109
(7 – 8): 527 – 537. 1998.

179.      Bipin Balodi & R. R. Rao. Some wild Edible and
Medicinal plants used by the Adivasis of Garhwal and Kumaon Himalaya. Annuals of Forestry 6 (1): 18-30,1998.

180.      Chaudhary, L. B. & R. R. Rao. Some Highly Threatened taxa
of Aconitum L. (Ranunculaceae) in
Indian Himalaya – Strategies for conservation. J. Econ. Tax. Bot. 22 (3):
631-634. 1998.

191.      L.B.Chaudhary & R. R. Rao. Taxonomy and Biodiversity of
Podophyllum hexandrum L.
(Podophyllaceae) in Himalaya. Proc.Acad.
Sci. India, Sect. B (Biological Sciences)

192.      Bhaskar Datt, T. S. Rana, S.
S. Jha and R. R. Rao Threatened
plants of Bundelkhand Region 8 (1/2): 120-123, 2001

193.      R. R. Rao. & L. B. Chaudhary Legume diversity in India: Current Status and
future prospects. In (Ed.) R. R. Rao.
Proceedings “Advances in Legume Research
in India” 2002. pp. 1-25.  

194.      Arvind Saklani & R. R. Rao. Some wild legumes
traditionally used by Tribals of North-East India with particular reference to
non-conventional edible legumes. Ibid. 2002.
pp. 239-250.

195.      R. R. Rao & L. B. Chaudhary. A conspectus of the genus Astragalus L. (Leguminosae – Papilionoideae) in India. Ibid. pp. 59-72. 2002.

196.      Kaushal Kumar, R. R. Rao & K. K. Singh.
Perspectives on the role of Leguminous Plants in Ayurveda. Ibid. pp. 301-315. 2002.

197.      T. S. Rana, Bhaskar
Datt  & R. R. Rao. Legumes of Tons Valley in Western Himalaya. Ibid. pp. 87-100.2002.

198.      T.S. Rana, Bhaskar Datt and R.R. Rao Vegetational Diversity in Tons
Valley, Garhwal Himalaya (Uttaranchal) India with Special Reference to
Phytogeographical Affinities of the Flora. Taiwania
46(3): 217-231, 2001.