MALPiaHlAOSJS. 463 



pteri/s ^). Fruit 3-lobed ; lobes fumislied at back with pencils of 

 hairs ; seed . . . ? — A white silky shrub, twigs subcruciately 

 virgate, sometimes subaphyllous j leaves opposite or suboppo- 

 site, oftener very small lanceolate entire eglandulose ; flowers ^ 

 1-3 at summit of twigs; pedicels articulate, 2-bracteolate. {Western 

 Andinian Plaia.^) 



31 ? Ptilochseta Turcz,* — " Calyx eglandulose, 5-partite. Petals 

 . . . ? Stamens 10 ; filaments capillary, 1-adelphous ; anthers small 

 glabrous inappendiculate. Germen 3-locular, silky at back with 

 feathery hairs ; styles 3, capillary flexuose, scarcely incrassate at 

 oblique stigmatose apex. Lobes of fruit 1-3, long-plumose at back 

 oxalate ; ^ seeds curved ; cotyledons of uncinate embryo flat incum- 

 bent ; radicle terete." — A soft-silky shrub ; leaves opposite petiolatc 

 entire eglandulose; flowers axillary solitary or few; pedicels articu- 

 late.® {Eastern Brazil.'^) 



III. HIEE^. 



32. Hirsea JAca. — Flowers hermaphrodite ; calyx S-partite glan- 

 dules 8-10, or 0. Petals 5, unguiculate reflexed, subentire or 

 denticulate. Stamens 10 (of Malpighia), five of which are longer. 

 Germen 3-lobed ; branches of style free rigid, stigmatose at com- 

 pressed apex. Samarse 1-3, produced on both margins to semi- 

 orbicular wings venose distinct or confluent at base and apex, at the 

 back also shortly membranously cristate. Seeds exalbuminous ; 

 cotyledons of uncinate embryo thick fleshy, oftener very unequal ; 

 raddcle exserted. — Shrubs oftener scandent ; leaves opposite or more 

 rarely alternate, entire eglandulose ; stipules various in form and 

 position or ; flowers in small umbelliform cymes often 4-florous ; 

 cymes 3, 4-nate axillary ; pedicels subsessile {EuMrcea) or {Mascagnia) 

 in more or less ramose compound racemes terminal and axUlary 



^ styles not tubular (as saidf, but uncinate xxvii. i. 120 {Rosacea).— 'B. H. Oen. 258, n. 32. 



at pediform apex and those of Stigmaphyllon or " Plumes subradiately open. 



Brachypterys quite reflexed. ° " -^ single genus, not perfectly known, but 



2 " Aurantiaois." most certainly malpighiaceous and clearly re- 



2 Spec. 1. T. Usillo Hook, and Aen. loo. cit. ferable to Trieomaria." (B.H.) 

 ^Walp. Rep. V. iSi.—Banisteria Vsillo Gill. ' Spec. 1. P. bahiensis TuECZ. loo. cit.— Walt. 



* In Bull. Moae. xvi. (1843), S2 ; in Flora, Rep. v, 655. 



