248 LEGUMINOS# (Harv.) [Rhynchosi«.. 
Flowers umbellate : : 
Fulvous ;twoupper calyx-lobes separate nearly to the base (1) Chrysoscias. 
Canescent ; upper calyx-lobes connate to, or beyond the middle ; 
Stipules broadly oblong, obtuse ; indument copious (2) leucoscias. 
_ Stipules ovato-lanceolate, acute ; indument scanty (3) microscias. 
Flowers solitary, axillary ; upper cal.-lobes connate (4) uniflora, 
2. Polytropia.—Stem prostrate or trailing. Leaves pinnate or bipinnate, pluri- 
jugate. Flowers racemose. (Sp. 5-6.) z 
Lys. pedately-bipinnate or supra-decompound ; leaflets 
lanceolate or linear... : . (5) feruleefolia. 
+ 
Lys. simply pinnate, 2-3-jugate ; lfts. ovate orrhomboid (6) pinnata. S$ 
3. Copisma.—Stem prostrate or voluble, (in &. Memnonia, suberect). Leaves pin- 
nately-trifoliolate, rarely unifoliolate. Flowers racemose. (Sp. 7-26.) 
Bracts broad, ovate or oblong, persistent : 
Glabrous or downy ; petioles long ; leaves trifoliolate (7) rotundifolia, 
Hairy ; petioles very short ; lvs. 3-foliolate ... (8) grandifolia. 
Hairy ; leaves wnifoliolate ... wa = (9) simplicifolia, 
Bracts small or very small, deciduous : 
Leaflets obovate, 3-5-lobed, 3-nerved at base ... ... (10) ficifolia. 
Leaflets rhomb-ovate or subrotund, 3-5-nerved at base : 
ger mer broad, ovate or oblong, acute or obtuse : 
_ Vexillum glabrous : leaves subsessile ... (11) sigmoides. 
Vexillum glabrous ; leaves petioled : 
Softly pubescent ; stipules large ; pedicels short (12) secunda. 
Vicoso-pubescent ; stip. small ; pedi. 3-4 lines long (13) viscidula. My 
Vexillum pubescent ; leaves petioled : 
Patently hairy ; leaflets hispid, rigid... ... (14) hirsuta, 
Densely velvetty ; Ifts. thick, softly velvetty ... (15) crassifolia. - 
Tomentose ; lfts. velvetty above, whitish beneath (16) argentea. 
Stipules narrow, lanceolate, subulate, or minute : 
Cal.-lobes lanceolate or subulate ; Ivs. pubescent or silky : 
Stem, petioles, and lvs. hispido-pubeseent --. (17) nervosa. 
All parts densely and softly silky-tomentose ... (18) Memnonia. 
Cal.-lobes lanceolate or subulate ; Ivs. glabrescent : ar 
Ovary hirsute; peduncles long ; fl. § lines long (19) adenodes. 
Ovary pilose ; pedunc. long ; fl, 2-3 lines long ... (20) minima, 
Ovary glabrate ; pedune. short, fl. 5-6 lines long (21) quadrata. 
Upper cal.-lobes short and broad, lowest subulate (22) gibba. 
Leaflets ovate-oblong or lanceolate, one-nerved, netted-veined . : 
Petioles very short ; pedune. shorter than the leaves (23) puberula, 
Petioles long or longish : f 
_ Pubescent; Ifts. broadish ; pod oblong, pubescent (24) Totta. 
narrow ; pod falcate, pilose ... wee 
 Pilose ; Ifts. 25) pilosa. 
Glabrous (or downy) ; legume stipitate, glabrous 8) glandulosa, * 
4. Orthodanum.—Frect, virgate shrubs or suffrutices. Leaves pinnately-trifolio- 
late. Flowers racemulose ; peduncles short, few-flowered. (Sp. 27-29.) 
Silky-villous or glabrescent ; Ifts. ellipt.-oblong or lanceolate (27) orthodanum. 
very and satiny ; Ifts. broadly ovate or cordate .-. (28) nitens. 
Viscidly hairy ; Ifts. small, oblong, bullate ; stipules leafy (29) bullata. 
1, CHRYSOSCIAS. (Sp. 1-4.) 
1. R. Chrysoscias (Benth. !); stem suffruticose at base, the branches 
flexuous or voluble, fulvo-villous ; petioles very short, leaflets oblongo- 
lanceolate with revolute margins, puberulent above, paler and tomentu- 
lous beneath; stipules and the deciduous bracts broadly oblong, obtuse ; 
peduncles umbelliferous ; calyx-tube very short, the segments lanceo- 
late, leafy, pubescent and ciliate, scarcely shorter than the ample vexil- 
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