BENTHAM ON MIMOSE^. 409 



jugis minimis linearibus acutis, pedunculis folio brevioribus, 

 capitulis globosis, bracteolis minutis, floribus pentameris, 

 calyce corolla subquadriiplo breviore, legumine falcato glabro 

 inernii. — Foliola i — I lin. ionga. Capitula M. acanthocarpce. 

 — Ravines round Quito, Hall. 



178. M.domincfensiSf glabriuscula, aculeis caulinis infrasti- 

 pularibus geminis recurvis parvis v. nullis, petiolaribus sparsis, 

 pinnis 3 — 5-jugis, foliolis 6 — 8-jngis oblongo-linearibus obtu- 

 sis, pedunculis folio brevioribus, capitulis globosis ellipticisive, 

 bracteolis minutis, floribus 4 — 5-meris, calycibus corolla tri- 

 plo brevioribus, legumine lineari-fulcato glabro inernii. — 

 Acacia domingensis, Bert. ! in DC. Prodr. ii. 464. — Very 

 near M. acanthocarpa. — St Domingo, Bertero. 



179. M? revoluta, — Acacia revoluta, Kunth. Mim. 84, t. 26., 

 OS well as Acacia uncinella, Poit, or Acacia acanthocarpa 0. 

 DC, is said to differ from tbe M. acanthocarpa by the pre- 

 sence of a petiolar gland, which I have never seen in any 

 Mimosa, except the few species forming the fourth group of 

 Habbasia. 



180. M. acanthocarpa, minute cano-puberula, aculeis cauli- 

 nis infrastipularibus geminis recurvis, petiolaribus sparsis, 

 pinnis 8 — 15-jugis rarius paucijugis, foliolis 6 — 10-jugis ob- 

 longo-linearibus, pedunculis folio brevioribus, capitulis globo- 

 sis, bracteolis minutis, floribus pentameris, calycibus corolla 

 glabriuscula vix dimidio brevioribus, legumine lineari-falcato 

 puberulo, margine aculeate. — Mexico, G. J. Graham, Berlan- 

 diery n. 601. etc. — Acacia acanthocarpa, Willd., DC Prodr. ii. 

 463. 



181. M. hhincifera (Benth. PI. Hartw. 12.), pnberula, 

 aculeis caulinis infrastipularibus geminis recurvis, petiolari- 

 bus minutis raris v. nullis, pinnis 4— 6-jugis, foliolis 10 — 15- 

 jurris parvis oblongo-linearibus, pedunculis folio subbreviori- 

 bus, capitulis globosis, bracteolis minutis, floribus 4 — 5-meris, 

 calvcibus corolla tomentosa vix dimidio brevioribus.— Per- 

 haps too near to M. acanthocarpa, but looks different. — 

 Mexico, Harlweg, n. 69. — Andrieux's v. 399, from Chalco, 



Vol. IV.— No. 32. 3 F 



