\ 



DIOECTA HEXANDRIA. 



709 



mina 5 



8 



Styi 



1 



mens 5 



8. 



Sti/le 1 • 



L'igumen compressum^ Legumen compressed, 



falcat 



falcate. 



\ 



1. MONOSPERMA. Walt. 



O. rarnissubspinosis; 

 foliolis ovato-oblongis, 

 acutis; leguminibus o- 



valibus, 



miicronatis, 



submonospermis. 



Branches somewhat 

 spiny; leaflets ovate, 

 oblong, acute; legumes 

 oval, mucronate, gene- 

 rally 1-seeded. 



Walt. p. 254. Sp. pi. 4. p. 1097. Mich. 2. p. 257- Pursh, 1. p. 221. 

 Nutt. 2, p. 239. 



A tree 40 — 60 feet high, 1 — 2 in diameter, armed on the trunk and 

 branches with spinous processes, (aculei properly which adhere only to the 

 bark) sometimes simple but very commonly bearing two lateral spines near 

 the summit. Lt^aues equally and compoundly pinnate. 

 merous, small, oval, slightly crenulnte, glabrous, 

 axillary racemes. 



elate, pale green. 



Leaflets very nu- 



Flowers small, in small 

 Cahjx 6 — 8 leaved, 3 — ^ leaves interior, all oval lance- 

 Lf^^amea or pod somewhat oval oblique, compressed, 

 mucronate, 1-seeded, not bearins: as in the next species a saccharine pulp. 



Grows in the river swamps in the middle districts of Carolina and Geor- 

 gia. Is not found in the immediate vicinity of the ocean. 

 Flowers 



> 



J- 



2. Triacanthos. 



G. 



ram IS 



spinosis 



J 



Branches 



spinis crassis, triplici- 



spiny 



f 



I 



us corapositisque; fo- 

 liolis ovali oblongis; le- 

 guminibus polysperinis. 



spines thick, triple and 

 compound; leaflets o- 



and oblong; 



val 



gumes many seeded. 



le 



Sp. pi. 4, p. 1097. Walt. p. 254. Mich. 2. p. 257. Pursh, I. p. 221. 



Nutt. 2. p. 239. 



.j; 



A large tree 50 — 60 feet in height, and 2 — 3 feet in diameter, armed on 

 me stem and branches with spines which grow ffe^erally in clusters and 

 very commonly bear 2 or more lateral spines* Lpai?e« equally and abrupt- 



li^htlv crenulate near 

 sterile dorets clustered. 



ly pinnate, leaflets small, oval lanceolate, glabrous, s 

 "le summit. Plotrerg in small axillary racemes, the si 

 t*eg-tt/rte» falcate, 12 — 14 inches long, mucronate, many seeded, the inter- 

 vals between the cells of the seed filled with a saccharine pulp. 



