FABACEAE 723 
56. GLYCINE L. Vines with tuberous rootstocks. Leaflets 5-9. 
Racemes or panicles many-flowered, dense. Calyx 2-lipped: upper lip broad, 
often 2-lobed: lower lip 3-lobed. Corolla di >r or chocolate-colored : 
standard reflexed, the blade often broader than pla des of the wings and 
keel-petals short-clawed, the former auricled " ue base, those of the latter 
spiral Style spiral, glabrous. Pod turgid. [Apios Moench. ]—Five species, 
natives of North America and Asi 
Corolla s DUE or ehocolate-colored.: standard with the blade rounded or re- 
tuse at the lower calyx-lobe s 1. G. Apios. 
iie greenish- bead tinged near with rose-purple or 
enta: standard with the blade po om into a spongy ap- 
Bendguo at the apex: lower calyx-lobe subulate. 2. G. Priceana. 
1. G. Apios L. Rootstock bearing numerous fleshy oblong, oval, or globose 
tubers bar em. thick: leaflets 5-7, or rarely 3; blades ovate to lanceolate, 
3-10 cm. lo ong: calyx 4-5 mm. long: aad. 
ard 9— 13 long: 6—12 em. long. 
r Apios te erosa d E ~ 
Thickets, meadows, er-banks, 
uu a various eode Fla. 
Minn. and N. B.—Sum.—fa The. em 
were an important aboriginal food. 
Priceana (B. L. Robinson) Britton 
Root ock bearing an  obovoid- spheroidal C€ 
tuber. dip tly 12-20 em. thick: leaflets 5-9, ^ 
rarely 3; blades ovate to ovate-lanceolate:  // 
calyx 8-10 ] stand — ( 
mm. 
long: pod 12-15 e m. long. [Aptos did 
B. L. Robins iur Se woods, Interi 
Low Plateaus, Tenn. and Ky.—Sum 
. PHASEOLUS [Tourn.] L. Vines or diffuse plants. Leaflets 3 or 
rarely 1. Racemes or panicles simple or branched. Calyx short and very 
broad, 2-lipped, the upper lip entire or broadly 2-lobed, the lower lip 3-lobed. 
Corolla variously colored: blades the wings much smaller than that of the 
standard, short-elawed: blades of Bie keel-petals not dilated at the base, short- 
clawed. Style curved. Seed with rounded ends.—About 470 species, natives 
jf warm and temperate regions.—BEANS. PHEASANT-FLOWERS.—The various 
species i varieties furnish a great variety of beans for human food. 
Perennial native plants: ovary glabro 
Stem trailing: leaflets mostly broades than long. 
1. P. sinuatus. 
Stem climbing: leaflets mostly longer er pront 
Blade of the terminal leaflet not hastat 2. P. polystachyus. 
Blade of the terminal leaflet ha Ses de 3. P. smilacifolius.. 
Annual introduced plants: ovary pubes 
EE blade 7 A mm. wide: wis eni 15 mm. long. 
x 5-6 mm. long: pod turgid: ede tumi 
om glabrous or poba gien nt: pod broad, over 1 cm. 
wide, 12-20 c 4. P. vulgaris. 
Stem retrorse me ‘pod narrow, less than 1 em. 
wide, (RA. Du ng. 5. P. angularis. 
Calyx 3-4 m pod flat: seeds flat 6. P. lunatus. 
Standard blade: 20-30. a wide: wings 30- $4 mm. long. 7. P. adenanthus. 
1. P. sinuatus Nutt. Stem glabrous or nearly S0, trailing, 1-4 m. lon ng, 
branching; leaflets 3; blades deltoid-ovate in outline with 3 more or less 
