MALPIGHIACEAE. 583 RYSSOPTERYS. 
saltem solubilia, rarius bivalvatim dehiscentia, plerumque varie ner- 
vosa et angulosa, angulis saepe in eristas alasve laterales vel dorsales 
productis. Testa fere semper membranacea, embryi exalbuminosi 
radicula recta supera, cotyledones rectae et acquales vel plerum- 
que inaequales curvatac aut plicatae vel etiam circinnatae, crassae 
vel foliaceae. — Pleracque ordinis cives in novi orbis plagis calidis 
_ vigent, paucae gerontogacae, 
Ne 
Tribus 1. NoroPTERYGIEAE ADR. JUSS. Stamina utplurimum omnia 
fertilia. Samarae tres solubiles, alis lateralibus brevibus vel nullis, dor- 
sali vulgo elongatà, margine altero (saepe postico) tenuiore. 
IL. RYSSOPTERYS grume. Calyx eglandulosus. Petala ca- 
Iyce longiora vix unguiculata subintegra. Stamina 10, fertilia, vix 
inaequalia, filamentis gracilibus basi in arceolum connatis, an- 
theris ovatis oblongisve, glabris vel pilosis. Styli 3 graciles, in- 
curvi, stigmate capitellato. Ovaria 3, in unum dense villosum 
introrse connata, dorso compresso-gibbosa. Samarae 3 vel paucio- 
res, latere tubereulatae, apice in alam margine antico-superiore eras- 
siorem expansae. — Frutices Indiae aquosae, foliis oppositis vel 
suboppositis, valgo cordatis, margine subtus glandulifero, petiolo 
longo apice biglanduloso, basi (excoptâ unicÂ sp.) bistipulato, floribus 
albidis plerisque masculis, passim 1 L-andris, racemosis, racemis haud 
raro in umbellas contractis. — Ryssoplerys Bl, mss. — Adr. Juss. 
Malp. p. 129 (et in Arch. du Mus. III). — Hiraeae el Heteropte- 
rydis spec. Bl. Bijdr. 
1. Ryssopterys tiliaefolia apr. suss. l.c. p. 150. Folia orbicularia 
acuminata, subtus tomentosa, petiolis elongatis apice biglandulosis ; 
umbellae axillares pedunculatae compositae, petala subsessilia pur- 
purea. Banisteria tiliaefolia Vent. Choix. p. el tab. 50. — J 5, 
2. Ryssopterys microstema apn.suss. /. c. Folia late ovata saboor- a 
data mucronata, margine subsinuato glandulifera, nd 
pubescentia, tenuia; antherae minutae glabrae. Zé teropte 
Bl. Bijdr. p. 226. — Ryssopterys tiliaefolia Bl, herb. Jus. Sy-— 
nops. Malp. — Floribus praesertim antheris stylisque multo mi-_ 
noribus a praeced. differt.— An luc Banisteria dichotoma Spanogh. 
(excl. syn. Linn.) Linnaea XV. p. 179? — J ava, in Tjan- 
djoer. — Philipp. eilanden (auw, n. 1845). — Timor? 
