Argyrolobium. | LEGUMINOS (Harv.) 67 
liolate, scattered , leaflets narrow-cuneate or lanceolate-oblong. 5—7 lines long, 1 line 
wide, on petioles }-} inch long. Peduncles 13-2 inches long, bearing a short sub- 
umbellate 6-8 flowered raceme. Calyx-teeth short. Vexillum oblate ; carina very 
obtuse. Flowers yellow. 
XVL ARGYROLOBIUM, E. & Z. 
— Calyx campanulate, deeply cleft, bilabiate, the upper lip bifid or bi- 
partite, the lower trifid or tridentate. Vewxillum ample, longer than the 
carina. Stamens monadelphous. Ovary many-ovuled. Legume linear, 
compressed, silky, not glandular, many-seeded. Benth. in Lond. Journ.! 3. 
p. 339. Endl. Gen. 6504. Chasmone, H. Mey. Trichasma, Gamochilum and 
Argyrolobium, Walp. 
Small shrubs or more commonly suffrutices, natives of the Mediterranean region — 
as well as of the Cape, generally with silky or silvery, copious pubescence. Leaves 
trifoliolate, with stipules. Flowers yellow, pedunculate or pedicellate, solitary or 
racemose, or subumbellate, bracteate. Name from apyvpos, silver, and AoPiov, 
a legume. 
ANALYSIS OF THE SOUTH AFRICAN SPECIES. 
Section 1. Chasmone. Legume without divisions between the seeds, the valves 
convex, not constricted. (Sp. 1-29.) 
§ 1. Spicata. Stems virgate, simple, from a perennial root. 
Flowers in a terminal spike ... 0 .-. +0) eee nese (1) crinitum. 
§ 2. Racemosa. Stems herbaceous, erect, from a perennial root. Flowers in ter- 
minal, pedunculated racemes. 
Leaflets obovate or cuneate-oblong ; 
Glaucous, sub-glabrous ; stipules ovato-lanceolate ; 
- lower calyx-lip 3-cleft, ples gas ie. (2) speciosum. 
Softly hairy ; stipules linear or sul ulate ;-lower 
cal.-lip 3-toothed ...  .- eee ver eee (3) baptisioides. 
Leaflets a ae OD Cilio *€ 
Silky-villous ; stipules equalling the petiole ; cage 
: : (4) longifol 
e re 
éineentae: ctip. much shorter than the petiole ; 
legume glabrescent ... --- sr vo (5) tuberosum. 
§ 3. Fruticosa. Much-branched shrubs ; flowers in short, terminal racemes. 
Thinly or minutely silky, with short hairs : 
Stipules lanceolate-setaceous ; vexillum silky ... (6) polyphyllum. 
Stipules very minute ; vexillum glabrous... ... (7) crassifolium. 
Densely tomentose or silky-villous : vexillum glabrous. 
Leafl. silky on both sides ; racemes 3-4 flowered (8) incanum. 
Leafl. glabrous above ; racemes 10-15 flowered (g) sericeum. 
Silky-villous; vex. silky; cal. bluntly bilabiate (10) obsoletum. 
§ 4. BreviprpEs. Suffrutices. Flowers solitary or in pairs, subsessile ; rarely 
subumbellate, on very short peduncles, opposite the leaves. 
Stipules large and leaflike, equalling or nearly equalling the leaflets : 
Subsimple, albo-pilose ; stipules and leaf. uncial; : 
flowers several ; calyx green, pilose... --- (13) pilosum. 
Sub-simple, silky ; stipules and leafl. wneial ; : 
flowers few ; calyx densely silky ... .-. + (12) stipulaceum. 
Branching ; stipules and leafi. semi-uncial or less, ; 
thick, nerveless, woolly 
Sot een yaie. (eee 
Stipules ovate or ovato-lanceolate, shorter than the 
ole, PAE sind ae eae (14) velutinum, = % 
sepules ‘deltoid, connate-perfoliate ; petiole very short (1§) conmatum. = 
Stipules lanceol.-subulate, small ; leafl. obovate or ee 
~ lanceolate, hairy; petiole very short = .i6ud. tee (16) collinum. 
VoL, II. Sap Sad oe Se 
Pe ee ne nada tk. bl 
