gar 
ol) 
Leaflets in typical form, ovate-oblong or elliptical, in forma 
angustifolia, lanceolate-oblong. Peduncles 1—-3-flowered kk. Totta, D.C. 
Leaflets narrow-lanceolate. Peduncles 2-flowered. Flowers 
berde than in 2. lotta,’ DE oe hed RE de R. longiflora, Schinz. 
Leaflets elliptical. Racemes very lax, few-flowered. Stem 
voluble. Indumentum cinnamon coloured............ R. venulosa, K. Schum. 
(B. cinnamomea, Schinz.) 
Leaflets lanceolate, more or less sericeous. Raceme very lax. 
Seema voltnb ler ie MEER EA hoo share eee EI Su fals R. elegantissima, Schinz. 
Leaflets oblong-lanceolate or ovate. | Peduncles 1—-6-flowered 
near the summit. Stem voluble, glabrous, or minutely 
TOTTI EE MERE EER IP Ie EA N DO Ms. R. glandulosa, D.C. 
Leaflets linear or linear-lanceolate. Peduncles generally one- 
flowered... 2 es PEGE Ine ROT ie teers abc bit EE neers R. rigidula, D.C. 
B.—Stem rigid or subrigid. 
. +Peduncles generally shorter than the leaves, few-flowered. 
Silky villous or glabrous. Leaflets elliptic-oblong or 
liaceolsieoblong esse vaas eo da OE AE eke R. Orthodanum, Benth. 
Canotomentose. Terminal leaflets broader than long..... R. spectabilis, Schinz. 
Cinnamon-coloured tomentum. Terminal leaflets oval or oval- 
SNGEDIGUI DE oe EES A's wi ole Sets, ea stp Ne cays oP eR ake pe ence Rk. Rudolfi, Harms. 
Pubescent. Terminal leafiets ovate or orbicular-ovate ..... R. komatiensis, Harms. 
Velvety when young. Terminal leaflets ovate-lanceolate. 
Elowers laroes. LAE wrath a Ses Se RA eae R. clivorum, S. Moore. 
Silky silvery. Leaflets broadly ovate or cordate-ovate. Flowers - 
DEER LOMO ae see OE ME OR AL EO EE R. nitens, Benth. 
Silky silvery. Leaflets larger, oblong-obovate. Flowers 
A ride lonst as de 8 eel hay eyes RS eee LL: R. Galpini Bak. fil. 
++ Flower pedicellate. 
Terminal leaflets rhombeo-ovate or suborbicular-ovate. 
Mowers Hi. 19 mm. lone. EA READ Re ee ek. hk. Bakeri, Schinz. 
+++Peduncles scarcely longer than the leaves, 1-2-flowered. 
Shrubby, erect, viscidly hairy and resin-dotted. 
Bier do (6 TTI LOWS ES GE er Ne OE a a fence we R. bullata, Benth. 
(R. uncinata, Schltr.) 
++-+-+Peduncles about as long as the leaves, or slightly longer, 
several to many flowered. Flowers 8-16 mm. long. 
Hairy and somewhat silvery. Terminal leaflets elliptical. 
towers | 4— Wo. nants Shon pies see oos ee whe eee oe cae oes R. angulosa, Schinz. 
Pubescent. Terminal leaflets oblong-obovate. Flowers 
BESK ma lone ees EE ed ee re eae te R. Woodu, Schinz. 
Canotomentose. Terminal leaflets obovate. Flowers 
Sal ma RS Se dee Ne de oon R. albissima, Gandoger. 
Pubescent. Terminal leaflets rhombeo-ovate. Flowers 
BGS Maa in OU ters og ah ata top. Re ale) Sele avn, ste aloe oe EA R. Pegleri, Bak. fil. 
++-+-++Peduncies longer than the leaves, always one-flowered. 
Leaflets rigid, narrow, margins distinctly revolute....,.... RR. pauciflora, Bolus. 
++-+-+-+-+Peduncles longer than the leaves, few-flowered glandular 
plants. 
Paberaimlcaiens: OWGWSE ES EER os Buel bow she's ae GR baer R. viscidula, Steud. 
Lateral leaflets ovate-lanceolate, acute.....2.............. R. Schlechteri. Bak. fil. 
A._ STEM VOLUBLE. BRACTS PERSISTENT. 
Series 1.—Leaves trifoliolate, leaflets small, orbicular or ovate. 
10. R. rotundifolia, Walp. Rep. I, 787; Harvey, l.c. 250. 
Copisma rotundifolium, E. Mey., “ Comm.,” 137. 
Prostrate. Stem flexuous, angled. Strpules small, striate, about 4 mm. long. Leaves 
irifoliolate, on rather long filiform petioles ; leaflets ovate or orbicular, netted-veined and 
resin-dotted, glabrous or nearly so; terminal leaflets 10-13 mm. long, 9-11 mm. broad ; 
common petiole 3-4 cm. long. Peduncles elongate, densely racemose near the summit. 
Flowers rather large, 12-14 mm. long. Bracts broadly ovate, persistent. Calyx 5-6 mm. 
long; lowest segment longest, subglabrous. Corolla glabrous; standard broadly ovate 
or orbicular ; keel broadly falcate. Pod not seen. 
