LEGUMINOSZ-PAPILIONACEZ. 233 
with it; keel obovate or linear, with obtuse elongated beak, much 
twisted spirally. Stamens 10, 2-adelphous (9-1); vexillary stamen 
usually geniculate and thickened or appendiculate above base; 
anthers uniform introrse rimose. Germen sessile or shortly stipitate, 
cc-ovulate; ovules descending subcampylotropous; micropyle ex- 
trorse superior; style rather thickened, included by and twisted 
with beak of keel, usually bearded above at apex; summit unequally 
dilated, stigmatiferous, pulpy ; head oblique, often compressed on 
both sides, or introrse lateral. Legume linear or falcate, compressed 
or subterete, thickly stuffed between seeds, 2-valved. Seeds oblong 
or reniform, attached by their middle; funicle very short; hilum 
minute, elliptical or shortly linear, exarillate ; embryo thick ; radicle 
inflexed accumbent.—Herbs, sometimes woody at base, prostrate, 
short erect, or twining ; leaves alternate petiolate, pinnate 3-foliolate, 
very rarely 1-foliolate ; leaflets articulated at base, stipellate; stipules 
persistent striated; racemes solitary or several together, axillary or 
subaxillary ; flowers solitary or oftener fascicled, few in axil of each 
bract ; raches of fascicles node-like; racemes solitary or several 
together, axillary or subaxillary; bracts usually small caducous; 
-bractlets often larger and persistent for a longer time (Ai hotter 
regions). See p. 197. 
8. Minkelersia Marr. & Gau.'—Flowers almost those of Pha- 
_seolus, much elongated ; calyx-lobes 5, oblong, nearly equal, Corolla 
narrow. Germen sessile o-ovyulate; style elongated thickened, 
‘contained by and twisted with beak of keel, longitudinally bearded 
above and within; stigma large, oblique or introrse lateral, Legume 
elongated linear flat 2-valved. Seeds rounded.—A creeping herb ; 
leaves of Phaseolus; flowers’ axillary ; peduncles 1—2-flowered, are 
reticulated and bearing 2 stipuliform, or 3, 4 persistent bracts below 
apex (Meaico’). See p. 198. 
9. Physostigma Batr.'—Flowers of Phaseolus; teeth of calyx 
short obtuse imbricated ; 2 superior connate to a considerable height. 
Corolla much arched in bud; standard ovate-orbicular recurved, 
1 In Bull. Acad. Brua., x, p. ii. 200.—B. H., Loe. cit —Watp., Rep., v. 529.—* Almost to be 
Gen., 539, n. 222. considered a section of Phaseolus” (BENTH.). 
2 Purple-violet. 4 In Trans. Roy. Soe. Edinb., xxii. 310, t. 
3 Species 1. WM. galactioides Mant. & Gau., 16, 17.—B, H., Gen,, 538, n. 220. 
