Derris

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Sanjappa (1992) have mentioned presence of the following species of Derris in India:

  1. Derris acuminata Benth. [vars. acuminata, sikkimensis]
  2. D. andamanica Prain
  3. D. benthamii (Thwaites) Thwaites [vars. bentamii, wightii]
  4. D. brevipes(Benth.) Baker [vars. brevipes, coriaccea]
  5. D. canarensis (Dalzell) Baker
  6. D. cuneifolia Benth. [vars. cuneifolia, longipedicellata] (Derris cuneifolia var. cuneifolia Benth. = Paraderris cuneifolia (Benth.) R. Geesink)
  7. D. elegans Benth. [vars. elegans, vestita]
  8. D. elliptica (Wall.) Benth. [vars. elliptica, chittagongensis]
  9. D. hainesiana Thoth.
  10. D. heyneana (Wight & Arn.) Benth.
  11. D. kanjilalii K.C. Sahni & H.B. Naithani
  12. D. lushaiensis Thoth.
  13. D. macrocarpa Thoth.
  14. D. marginata (Roxb.) Benth.
  15. D. monticola (Kurz) Prain
  16. D. ovalifolia (Wight & Arn.) Benth.
  17. D. pseudorobusta Thoth.
  18. D. robusta (DC.) Benth.
  19. D. scandens (Roxb.) Benth. [vars. scandens, saharanpurensis]
  20. D. secunda Baker
  21. D. thothathrii Bennet
  22. D. trifoliata Lour.

Note-

Derris ferruginea is taken as D. elegans var. vestita in Sanjappa (1992) which is now a distinct species.
Derris microptera is taken as a synonym of D. acuminata in Sanjapa (1992) but it is now a distinct species.  
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Reference:
Sanjappa, M. 1992. Legumes of India. Bishen Singh Mahendra Pal Singh, Dehradun. 
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Binomial Habit Notes Ref. Distrib.
Derris
benthamii (Thw.) Thw. var.
benthamii		 Climber Western Ghats,
Evergreen Forests		 Flora of Tamil
Nadu, VOL. I, 1983; Thothathri, 1961		 Theni,
Tirunelveli
Derris benthamii (Thw.) Thw. var. wightii (Baker) Thoth. Climber Western
Ghats, Evergreen Forests		 Flora
of Tamil Nadu, VOL. I, 1983; Gamble, 1957		 Tirunelveli
Derris brevipes (Benth) Baker var. brevipes Shrub Western
Ghats, Evergreen Forests		 Flora
of Tamil Nadu, VOL. I, 1983		 Coimbatore,
Dindigul,  Nilgiri, Theni, Tirunelveli
Derris brevipes (Benth) Baker var. coriacea Baker  Shrub Western
Ghats, Evergreen Forests		 Flora
of Tamil Nadu, VOL. I, 1983; Thothathri, 1961		 Dindigul,
Nilgiri
Derris canarensis (Dalz.) Baker Shrub Western
Ghats, Moist Deciduous Forests		 Flora
of Tamil Nadu, VOL. I, 1983; Fyson, 1932		 Madurai
Derris scandens (Roxb.) Benth Climber Plains
to Low Altitude		 Flora
of Tamil Nadu, VOL. I, 1983		 All
districts
Derris thothathrii Bennett  Climber Western
Ghats, Moist Deciduous Forests		 Flora
of Tamil Nadu, VOL. I, 1983; Thothathri, 1961		 Coimbatore,
Dindigul
Derris trifoliata Lour. Climber Plains
especially Coast		 Flora
of Tamil Nadu, VOL. I, 1983, Thothathri, 1961; Matthew, 1983		 Chennai,
Coimbatore, Cuddalore, Kanchee puram, Madurai,
Ramanatha puram, Thanjavur