FABACEAE 655 
or obovate, 4-10 cm. long, rounded or broadly cuneate at the base : racemes surpassing the 
subtending leaves: peduncles often longer than the racemes: pedicels spur-like: calyx 
helmet-like, 14-17 mm. long, constricted at the base: corolla pink: pods broadly linear, 
10-12 em. long: seeds oblong, brown. 
On sandy shores, southern Florida and Texas. Also in tropical America. E 
2. Canavalia gladiàta (Savi) DC. Foliage glabrous, or finely pubescent when young. 
Stems climbing, 1-14 m. long, branching : leaflets 3, the blades membranous, ovate, oval 
or oblong-ovate, 5-10 em. long, usually abruptly pointed, undulate : racemes axillary, sur- 
passing the subtending leaves: pedicels 2-5 mm. long: calyx 10-12 mm. long : corolla 
white or tinged with purple or yellow: pods linear-oblong, somewhat curved, 10-25 cm. 
long, acute : seeds oblong, brown or reddish, or rarely white. d 
In thickets or woods, southern Florida, and introduced in Oklahoma. Also throughout the tropics. 
54. VICIA L. 
Trailing or climbing herbs, with tendrils terminating the leaves. Stems terete or 
angled. Leaves alternate: blades equally pinnate: leaflets few or many, the blades 
entire or toothed at the apex. Flowers perfect, in sessile or long-peduncled racemes, or 
rarely solitary in the axils. Calyx often oblique, the upper lobes usually shorter than the 
lower. Corolla white, blue, violet or yellow: standard broad ; blade emarginate : wings 
oblique, cohering to the middle of the shorter keel. Stamens diadelphous, or monadel- 
phous below. Anthers alike. Style filiform, pubescent at the apex or on the side opposite 
keel, inflexed. Ovules numerous or rarely 2. Pod short or elongated, flattened, 2-valved. 
Seeds usually subglobose. Wercu. Pra VINE. 
Peduncles manifest, sometimes surpassing the leaves. 
Annuals, except V. Cracca; species naturalized. 
Leaflets 6-12: pods pubescent: seeds 2. 1. V. hirsuta, 
Leaflets 12-24: pods glabrous: seeds 3-8. 
Leaflets 12-14: corolla 5-6 mm. long : pods obtuse. 2. V. tetrasperma. 
Leaflets 18-24: corolla 10-12 mm. long: pods acute. 3. V. Cracca. 
Perennials, or rarely annuals: species native. 
Racemes 8-20-flowered. 
Leaflets with blades of &n oblong type. 4 
Leaflets with blades of a linear type. 
Corolla 5-6 mm. long: calyx 1.5mm. long: pods less than 2.5 cm. long. 5. V. Hugeri. 
Corolla 7-8 mm. long: calyx 2 mm. long: pods over 2.5 em. long. 6. V. acutifolia. 
Racemes 1-6-flowered. 
. V. Caroliniana. 
Pods pubescent. 7. V. Reverchonii. 
Pods glabrous. 
Peduncles longer than the leaflets. 
Leaflets 4-6. 8. V. Floridana. 
Leaflets 8-12. 
Leaflets about 5 times as long as broad. 9. V. Texana. 
Leaflets less than 3 times as long as broad. 2 S 
Stems pubescent: calyx-lobes longer than the tube. 10. V. Leavenworthii. 
Stems glabrous: calyx-lobes shorter than the tube. 1l. V. Ludoviciana. 
; ee mie shorter than the leaflets. ; 12. V. micrantha. 
Corolla over 1.5 em. long : leallets of the upper leaves inclined to be oblong. — 19. V; sativa 
Corolla less than 1.5 cm Tox aps fle Nie acaae leaves Littl Susa E stifolia. 
. -long: leaflets of theupper leaves inclined to be linear. 14. V. angustif 
l. Vicia hirsùta (L.) Koch. Annual, glabrate or sparingly pubescent. Stems 
usually branched at the base, the branches spreading or climbing, 3-7 dm. long: leaves 
bl An een E rachis terminating in a slender, usually forking tendril ; leaflets 6-12, the 
ades linear or oblong, 6-15 mm. long, truncate or notched at the apex, mucronulate : 
is mostly shorter than the subtending leaves: pedicels 1-2 mm. long: calyx 
fos nutely pubescent ; lobes subulate, about as long as the turbinate tube : corolla whitish 
pps blue; keel-petals 2-3 mm. long: pods oblong, 6-8 mm. long, short-beaked, 
oblique at both ends, pubescent, 2-seeded. 
In waste places, New Brunswick to Ohio, Virginia and Georgia. Native of Europe. Spring to fall. 
St 2. Vicia tetraspérma (L.) Moench. Annual, glabrous or minutely pubescent. 
ay ascending or reclining, 2-7 dm. long, slender, more or less branched: leaves 2-6 
dins ong; rachis terminating in a simple or forking tendril; leaflets 12-14, the blades 
fo ear or linear-oblong, 8-20 mm. long, acute or mucronate, short-stalked : peduncles fili- 
Mot ge cm. long, 1-4-flowered : pedicels 1.5-2 mm. long, curved: calyx strigillose, 
unam ‘4mm. long when young; tube angled; lobes lanceolate, the longer as long as the 
labr corolla usually pale blue; keel-petals 5 mm. long: pods oblong, 9-12 mm. long, 
8labrous : seeds 2 mm. broad, granular. 
In waste Places, Nova Scotia and Ontario to North Carolina. Native of Europe. Spring to fall. 
