Lipocarpha chinensis (Osbeck) J.Kern, Blumea, Suppl. 4: 167 1958. (syn: Cyperus lipocarpha T.Koyama; Cyperus submaculatus T.Koyama; Hypaelyptum argenteum Vahl [Illegitimate]; Hypaelyptum senegalense (Lam.) K.Schum.; Hypolytrum albidum Willd. ex Kunth; Hypolytrum argenteum Kunth; Hypolytrum laevigatum (Roxb.) Spreng.; Kyllinga albescens Steud.; Lipocarpha argentea (Kunth) R.Br. [Illegitimate]; Lipocarpha bawangensis R.H.Miau; Lipocarpha debilis Ridl.; Lipocarpha humboldtiana Nees [Illegitimate]; Lipocarpha laevigata (Roxb.) Nees; Lipocarpha senegalensis (Lam.) T.Durand & H.Durand; Rikliella chinensis (Osbeck) M.R.Almeida; Scirpus chinensis Osbeck; Scirpus senegalensis Lam.; Tunga laevigata Roxb.);
Culms 40-65 cm high, 2 mm thick. Leaves 10-20 x 0.5 cm, stiff; margins scabrid towards the apex; bracts to 8 cm long. Spikelets 0.5-1 x 0.5 cm, obtuse; glumes 2.5 x 1 mm, obtusely acute, keeled, yellow or pale brown. Nut 1.2 x 0.4 mm, obtuse, hardly triquetrous, brown. Flowering and fruiting: October-November
Marshy areas in grasslands and stagnant pools
Pantropical
Attributions- Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi
Lipocarpia chinensis is distributed in Africa, tropical and temperate Asia, and Australia. In India it is found in Assam, Andra Pradesh, Bihar, Himachal Pradesh, Kerala, Karnataka, Meghalaya, Maharashtra, Manipur, Madhya Pradesh, Mizoram, Sikkim, Tamil Nadu, Uttar Pradesh and West Bengal.
It is an annual and sometimes a perennial plant. It is a commonly seen plant growing abundantly in ditches, in open marshes places, in seasonally flooded plains, forest clearings and in the rice fields.
Cyperus sp. from Assam : 6 posts by 4 authors.
Attached images may be Cyperus sp. Please ID the plant.
Date : 06.11..2013
Location: Assam
Family : Cyperaceae
Genus & species : Cyperus sp. (??)
Habitat: Grows wild on hill stream.
Habit :Herb
Likely to be Lipocarpha chinensis (Osbeck) J.Kern
I think Lipocarpha chinensis Yes it is Lipocarpha chinensis (Osbeck) J. Kern |