91] Legurninosae. 101 



Pithecolobium graciliflorum Blake in Contrib. Graj Eerb. Harv. Univ. N. S. 



LH (1917) p. 69. British Honduras (M. E. Peck n. 921). 

 P. idiopodum Blake 1. c. p. 70. British Honduras (M. E. Peck n. 437). 

 P. Peckii Blake 1. c. p. 71. British Honduras (M. E. Peck n. 738). 

 Platypodium Maxonianum Pittier in Contr. CJ. S. Nat. Herb. Washington 



XVIII <1!>I7) p. 234. ■ Panama (Pittier n. .1229). 

 Pongamia pinnata (L.) Merr. in Interpret. Rumphius' Herb. Amboin. (Manila 



1917) i>. 271 (= Cytisus piniiatus L. = Robinia mitis L. = Galedupa 



indica Lam. = Dalbergia arborea Wühl. = Pongamia glabra Vent. 



= Galedupa pinnata Taut). = Caju pinnatum O. Ktze. = Pongamia 



mitis Merr. = Malaparius Rumph. = M. e Nussanive Rumph.). 



Amboina (Robinson PI. Rumph. Anib. 24:>). 

 Psoralen luteosa Ewart and Morrison in Ewarl ei Davits. Flora of the Northern 



Territ., Melbourne 1917. p. 144. N. Australia. 

 Pterocarpus pubescens Merr. in Philipp. Journ. Sei. ('. Bot. XII (1917) p. 271. 



— Luzön (Vanoverbergh n. 3959, Sandkuh] n. 286). 

 Schizolobium Covilleanum Pittier in Contr. U. S. Nat. Herb. Washington 



Will (1917) p. 231. - Panama (Pittier n. 5105. Hayes n. 584, Pittier 



n. 6916. 701)3). 

 Seil. Kellermanii Pittier 1. <•. p. 232. Guatemala (Kellerman n. 5566). 

 Sophora longipes Merr. in Philipp. Journ. Sei. C. Bot. XII (1917) p. 270. 



Luzon (Rarnos in Bur. Sei. n. 26 765). 

 S. tetraptera J. Mill. var. howinsula W. R. B. Oliver in Transact. and Proceed. 



New Zealand Inst. XLIX (1917) p. 139. - Lord Howe Island. 

 Stizolobium comorense (Vatke) Piper in Proeeed. Biol. Soc. Washington XXX 



(1917) p. 52 (= Mucuna comorensis Vatke). 

 S. sericophyllum (Perkins) Piper 1. c. p. 52 (= Mucuna sericophylla Perkins). 

 S. axillare (Bak.) Piper 1. c. p. 53 (= Mucuna axillaris Bak.). 

 5. rhynchosioides (Taub.) Piper 1. e. p. 53 (= Mucuna rhynchosoides Taub.). 

 5. mollissimum (Kurz) Piper 1. e. p. 53 (= Mucuna mollissima Kurz). 

 S. pruritum (Wight) Piper 1. c. p. 54 (= Mucuna prurita Wight = Carpo- 



pogon pruriens Roxb. = Doliclios pruriens Roxb. = Stizolobium pruriens 



Spreng. = Nai Corana Rheed. = Cacara pruritus Rumph.). 

 subsp. officinale Piper 1. c. p. 57. - - Jamaika (Fawcett n. S. P. J. 21566). 

 subsp. maculatum Piper 1. c. p. 59. Florida (n. 25 725). 



var. biflorum (Trimen) Piper 1. c. p. 60 (= Mucuna pruriens var. bi- 

 florum Trimen). Perak (Wray n. 3326). 

 St. (§ Bracliyule) microspermum Piper 1. e. p. 60.. Florida (Economic Herb. 



U. S. Dept. Agric. n. 32112). 

 S. venulosum Piper 1. c. p. 60. - Burma (Mc Gregor n. 1144); Yunnan (Henry 



n. 1274!» A). 

 S. (§ Brachyule) Forbesii Piper 1. c. p. 61. -- Timor (Forbes n. 3320 B); Malay 



Archipelago; Larat Island; Java (Koorders n. 23040 B); Kei Island. 

 Tephrosia Wallichii Grah. in Wall. Cat. n. 5640 (nomen). -- Dominica, Trinidad, 



Guiana, India (Harris n. 6753). 

 Trifidacanthus Merr. gen. nov. in Philipp. Journ. Sei. C. Bot. XII (1917) 



p. 269 [Papilionatae-Hedysareae-'t Desmodiinae). 



This new genus is strongly characterized by its long, straight, 



trifid, rigid spines and its 1-foliolate, slmrtly petioled leaves, the leaflet 



being minutely stipellate and elliptic or oblong-elliptie in shape. It 



