BENTHAM ON MIMOSE^. 353 



mento parvo. Legumen lineare, contortum, compressum, 

 membranaceo-coriaceum v. subcarnosum, intus uniloculare, 

 epulposum, indehiscens v. valvulis a suturis irregulariter sece- 

 dentibus. Semina plurima, obovata, compressa. — Frutices 

 Africani v. Asiatic!, ramulis hinc inde abbreviatis v. abortivis 

 spinescentibus, caeterum inermes. Ramuli floriferi ad axil- 

 las brevissimi, fasciculato-foliiferi, stipulis imbricatis obtecti. 

 Spicae pedunculatae, nutantes, solitariae v. geminae. Flores 

 sessiles, hermaphroditi flavi, steriles albidi v. purpurascen- 

 tes. 



1. D. tenuifolia (sp. n.), ramulis petiolisqiie pubescenti- 

 bus, pinnis subdistantibus 5 — 6-jugis, foliolis 15 — 25-jugis 

 anguste linearibus ciliatis, glandula unica subsessili sub 

 pinnarum jugo infimo, spicis folio brevioribus apice subglo- 

 bosis densis, inferne interruptis paucifloris. — Mimosa hicoloVy 

 Hels. et Boj. — Madagascar, Helsing and Bojer. 



2. D. cinerea (Wight et Arn. ! Fl. Penins. Ind. Or. i. 

 271, cum syn.), ramulis petiolis pedunculisque pubescenti- 

 bus, pinnis approximatis 8 — 10-jugis, foliolis 12 — 20-jugis 

 ciliatis, glandulis inter pinnas stipitatis, spicis folia superanti- 

 bus E. Indian Peninsula. 



3. D. nutans, ramulis petiolis pedunculisque puberulis 

 glabratisve, pinnis subdistantibus 8 — 12-jugis, foliolis 20— 

 30-jugis ciliatis glabrisve, glandulis inter pinnas stipitatis, 

 spicis vix folia superantibus. — Senegambia, Hendelot, Brunner, 

 Sieber; Ethiopia, Kotschy, n. 216, Port Natal, Kratiss, n. 



148, and 326 Caillea dichrostachys, Guillem. et Perrot. 



Fl. Seneg. i. 240.— To the Desmanthus nutans, divergens, 

 trichostachys and leptostachys, already reduced to this species, 

 may be added Mimosa bicolor, Schum. Pi. Guin. 326. 



4. D. Forbesii (sp. n.), glabriuscula, pinnis 3 — 4-jugis, 

 foliolis 10 — 15-jugis, glandulis inter pinnas stipitatis, spicis 

 gracilibus folio vix longioribus. — Delagoa Bay, Forbes. — 

 Near some forms of D. nutans, but the leaves are much 

 smaller with few leaflets, and the spike nearly that of D. 

 cinerea. 



Vol. IV No. 31. 2y 



