410 BENTHAM ON MlMOSEiE. 



a very bad specimen — may be a mere downy form of this 

 plant. 



182. M. mo7iancistra (Benth. 1. c), incana, aculeis infra- 

 foliaceis solitariis subrecurvis, petiolis inermibus, pinnis 

 2 — 4-jugis, folioHs 5 — 6-jugis parvis oblongis, pedunculis 

 capitulo globoso v. elliptico longioribus, bracteolis minutis, 

 calyce corollae dimidium vix aequante, floribus pentameris. — 

 Mexico, Hartiveg^ n. 70. 



183. M. depauperata (Benth. 1. c. 13.), ramis glabriusculis, 

 aculeis infrafoliaceis solitariis recurvis, foliis cano, puberulis 

 inermibus, pinnis 1 — 2-jugis, foliolis 2 — 3-jugis parvis ovato- 

 orbiculatis, pedunculis capitulo globoso subbrevioribus, brac- 

 teolis minutis, floribus pentameris, calyce corolla dimidio bre- 

 viore. — Mexico, G. J. Graham. 



184. y[. polyantha (sp. n.), cano-pubescens, aculeis infra- 

 foliaceis solitariis recurvis, petiolis inermibus, pinnis 2-jugis, 

 foliolis 5 — 6-jugis oblongis, spicis cylindraceis subinterruptis 

 pedunculo longioribus, bracteolis minutis, floribus 4 — 5-meris, 

 calyce corolla triplo breviore. — Spicae pollicem longae. Ha- 

 bitus fere M. monancistm. — Mexico, Andrieux, n. 397. 



Acacia prosopoides^ DC. Prodr. ii. 460., described from 

 one of Mo(^ino and Sesse's Mexican drawings, may be the 

 M.polyantha; besides which, Acacia caduca, Humb. et Bonpl., 

 and A. fasciculata, Kunth., are probably Mimosce belonging 

 to this section. 



§ 5. Pedimcidosce. Frutices suff'ruticesve difFusi, inermes, 

 glabri v. pilosi, nee setosi. Stipulse basi ssepius cordato- 

 dilatatae. Stipellae minutae, setaceoe v. setaceo-acuminatffi. 

 Pinnce pauci-v. plurijugae. Pedunculi axillares v. superi- 

 ores racemosi, folio longiores. Capitula globosa. Brac- 

 teolae parvse. Calyx minutus, rarius ciliatus. Legumen 

 planum, glabrum v. pubescens, inerme. 



185. M. brachycarpa (sp. n.), fruticosa strigoso-hispida, 

 stipulis lato-lanceolatis, pinnis 4 — 6-jugis, foliolis multijugis 

 linearibus obtusis, bracteolis ovato-lanceolatis corollas supe- 



