BENTHAM ON MlMOSEiE. 339 



/3 ? aculeis in caule parvis sparsis, legumine angiistiore. — 

 A single specimen without flowers, and only one pod, in Sel- 

 lo's collection. 



The Acacia aspidioides, G. F. W. Mey. Prim. Fl. Esseq., 

 165, DC. Prod. ii. 458, is probably a Piptadenia belong- 

 ing to the section Eupiptadenia. 



Sect. II. PiTYROCARPA. Legumen inter semina plus mi- 

 nusve contractumfvalvulis coriaceis siccltate glandidoso- 

 leprosis suh-rufescentihtis. — Frutices ? v. arbores parvae, 

 floribus spicatis. 



18. P. infcqualis (sp. n.), inermis, glabra v. puberula, 

 pinnis 1 — 3-jugis, foliolis 2 — 5-jugis valde inaequalibus obli- 

 que falcate -(gratis oblongisve nitidis glabris v. siibtus vix 

 puberulis, spicis axillaribus v. paucis folio brevioribus, ova- 

 rio breviter stipitato. — Folia ultima tripollicaria, inferiora 

 vixsemipollicavia, interdum fere trapezoidea. Petala glabra. 

 Ovarium minute glanduloso-pubescens. Legumen immatu- 

 rum crassiusculum, glanduloso-leprosum, inter semina leviter 

 contractum. — Rio Janeiro, Langsdorff, PohlS 



19. P. leptostachiia (sp. n.), inermis, ramulis petiolisque 

 ferrugineo-puberulis demum glabris, pinnis 3 — 4-jugis, folio- 

 lis 4 — 8-jugis oblique falcato-ovatis oblongisve nitidis glabris 

 V. subtus vix puberulis, spicis axillaribus v. paucis gracilibus 

 folio vix brevioribus, ovario breviter stipitato. P. huequali 

 affinis quidem, sed diversa videtur foliolis numerosioribus 

 vix unquam pollicem longis. Legumen non vidi. — Brazil, 

 Sallo. 



20. P. moniliformis (sp. n,), inermis, ramulis petiolisque 

 tomentoso-pubescentibus, pinnis 2 — 4-jugis, foliolis 8 — 10- 

 jugis oblique oblongis subtrapezoideis supra nitidis subtus 

 canescenti-tomentosis, spicis axillaribus subsessilibus tomen- 

 tellis, ovario longissime stipitato, legumine piano moniliformi. 

 — Foliola majora semipolhcaria v. parum longiora. Petala 

 glabra. Stipes ovarii staminibus fere aequilonga. Legumen 

 3 — 5-pollicare, falcatum, inter semina valde contractum et 

 forte intus subinterruptum, in speciminibus vix maturum. 



