PHANEEOGAM^E — PEOFESSOE BAYLEY BALFOUE. 39 



2. CORCHORUS. 



Corclwrus, Linn. Gen. n. 675 ; Bentb. et Hook. Gen. PI. i. 235. 



An extensive genus widely dispersed in the tropics. Of the three Socotran 

 species one is endemic, one is south-west Asiatic and tropical African, and one 

 is a wide-spread tropical species. 



1. C. acutangulus, Lamk. Diet. ii. 104 ; DC. Prod. i. 505 ; Mast, in 

 Oliv. Flor. Trop. Afr. i. 264, and in Hook. Flor. Brit. Ind. i. 398 ; Wight Ic. t. 

 739. 



Socotra. Not uncommon on the plains. B.C.S. n. 457. Schweinf. n. 

 692. 



Disteib. Tropical Africa and Asia, West Indies and Australia.. 



2. C. Antichorus, Rseuschel Nomencl. Bot. ed. iii. 158, ex T. Anders, in 

 Journ. Linn. Soc. v. (1860), Suppl. 10 ; Boiss. Flor. Orient, i. 846 ; Mast, in 

 Oliv. Flor. Trop. Afr. i. 263, and in Hook. Flor. Brit. Ind. i. 398. 



Antichorus depressus, Linn. Mant. 64 ; DC. Prod. i. 504 ; Franch. Sert. Somal. in Miss. Eevoil. 21. 

 C. humilis, Munro ; Wight Ic. t. 1073. 



Socotra. Common on dry plains. B.C.S. n. 591. Schweinf. n. 308 in lit. 

 Disteib. Northern India, Arabia, and tropical Africa, reaching the Cape de 

 Verde Islands. 



3. O. erodiodes, Balf. fil. in Proc. Roy. Soc. Edin. xi. (1882), 504. Tab. 

 VII., B. 



Perennis depressus ; foliis diverse pinnatisectis longe petiolatis ; pedunculis longis unifloris 

 extra-axillaribus ; sepalis petalisque quatuor; stamini-bus pluribus ; stylis elongafcis - y 

 capsulis rectis v. paruni eurvatis brevibus pubescentibus bilocularibus bivalvis. 



Herba perennis ramis plurimis tenuibus rosalatis depressis patentibus fere 1-pedalibus. Folia 

 conferta longe petiolata If- 3f poll, longa ^— \ poll, lata oblonga v. obovato-oblonga v. 

 ovato-oblonga, lamina serrata v. pinnafcifida lobis serratis, v. bipinnatisecta laciniis angustis 

 basi cordata v. subbastata ciliata pilisque paucis sparse vestita v. pubescenti ; petiolus 

 1-2 poll, longus basi subamplexicaulis. Stipulce angustae subulatse. Pedunculi solitarii 

 uniflori |— | poll, longi lateraliter extra-axillares puberuli demum recurvi. Alabastri 

 obovati dense pilosi. Sepala 4 oblanceolato-oblonga v. oblonga apice concava \ poll, 

 longa 3-5-nervia nervo medio superne incrassato reticulato-venulosa extus pilis reflexis 

 adpressis vestita. Pctala obovata sepalis sequilonga. Stamina plura sepalis sequilonga ; 

 antberae biloculares, loculis parallelibus. Ovarium biloonlare. Stylus longus staminibus 

 sequilongus a basi sursum dilatatus. Capsula breviter siliquseformia ^— ^ poll, longa 

 bivalva paullo rostrata recta v. subcurvata subpubescentta. Seminam quoque loculo plura 

 irregulariter angulata. 



Socotra. Abundant on the sandy plains near Galonsir and Tamarida. 

 B.C.S. n. 48. Schweinf. nn. 381, 726. Boivin. n. 1041, 

 Distrib. Endemic. 



