86 ORDER 48. LEGUMINOS^E. 



3 Li. palustrls L. St. winged; stip. Bemisagittate, mucronate; Ifts. 2 or 3 pairs, 



lance-linear or oblong, mucronate; ped. 3-5-flowered, equalling the leaves. Wet 

 thickets, N. Eng. to Oreg. 1 2f. Blue-purple. June July. 



4 Li. myrtifolius Muhl. St. slender, 4-angled; Ifts. elliptic-oblong, obtuse; slip. 



ovate, entire ; ped. longer than Ivs., 5-flwd. N. E. to Va. and Ind. 2-4f. Pale purp. JL 



5 L. venosus Muhl. St. 4-angled; stip. semisagittate, lanceolate, very small; ped, 



8-16-flowered, shorter than the leaves ; Ifts. 4 7 pairs, somewhat alternate, obtusish, 

 mucronate. Shady banks, 2 3f. Flowers large, purple. June, July. 



6 Li. maritimus Bw. Beach Pea. St. 4-angled, compressed; petioles flat above; 



stip. cordate-hastate, nearly as large as the 8 12 ovate leaflets ; ped. many-flowered. 

 Sandy shores. N. Y. to Oreg. 1 2f. Leaves pale green. Flowers blue. May, June. 



7 Lt. LATIFOLIUS. Everlasting Pea. Ped. many-flowered; Ifts. 2, lanceolate, inter 



nodes membranous-winged, it Eur. 6f. Flowers large, pink. July, Aug. 



8 Li. ODORATTJS. Sweet Pea. Ped. 2-flowered; Ifts. 2. ovate-oblong; leg. hirsute. (D 



Sicily. Flowers very large, fragrant, red-white. June. 



9 LJ. SATIVUS. Chick Pea. Ped. 1-flowered; Ifts. 2 4; leg. ovate, compressed, with 



2 winged margins at the back. (T) S. Eur. An unhealthy food. 



10 Li. VERNUS. Lfts. fi, ovate, acuminate ; fls. red-purple-blue. Europe. If. April. 



11 Li. NIGER. Lfts. 12, ovate-oblong ; fls. dark purple. Europe. 3f. July. 



12 Li. ATROPURPUREUS. Lfts. linear, 3 pairs, acute ; fls. dark purple. Algiers. If. May. 



17. VICIA, L. VETCH. (Celtic gwig, whence Gr. fimiov, Lat. vicia, Fr. 

 vesce, and Eng. vetch.) Style filiform, bent at right angles with the ovary, 

 villous beneath the stigma on the outside (next the keel). Otherwise 

 nearly as in Lathyrus. 



* Peduncles 1-2-flowered, shorter (in flower) than the leaves Nos. 1 3 



* Peduncles 3-20- flowered. a Leaflets 3 6, very narrow No. 4 



a Leaflets 8 20. b Stipules long-toothed No. 5 



6 Stipules entire Nos. 6 S 



1 V. sativa L. Vetch. Tares. Fls. solitary or in pairs, subsessile ; Ifts. 1012, ob- 



long-obovate, often linear, retuse, mucronate ; pod linear, erect, 4-8-seeded. Fields. 

 2 3f. Fls. 6", pale purple. June. Eur. 



2 V. tetrasperma Loisel. Ped. 1-2-flowered, in fl. shorter (in fr. longer) than the 



Ivs. ; pod 4-seeded ; Ifts. 4 6, small, linear, obtuse. Fields, Can. to Penn. St. very 

 slender, l-2f. Fls. bluish-white. Pod 5". July. 



3 V. mlcrantha N. Lfts. 46, linear, acute, obtuse or retuse; fls. mostly solitary, 



minute, pale ; pod 1', sabre-shaped, erect, 6-10-seeded ; seeds black. S. 2 3f. 



4 V. acutifolia Ell. Leaflets 36, linear, acute; stip. lance-linear; tendrils mostly 



pimple ; rac. 3-9-flowered, longer than the leaves. Ga. Fla. 2 4f. Whitish. 



5 V. Americana Muhl. Ped. 4-8-flowered, shorter than the Ivs. ; stip. Bemisagit- 



tate, deeply dentate ; Ifts. 10 14, elliptic-lanceolate, obtuse ; pod oblong- linear, com- 

 pressed, reticulated. N. Y. westward. 1 3f. Blue-purple. May. 



6 V. Caroliniana Walt. Pedicel 6-12-flowered, rather shorter than the caves ; fls. 



loose ; calyx teeth very short ; stip. lance-linear ; Ifts. 8-12, linear-oblong or linear, 

 smoothish ; pod oblong. Woods and banks. 4 6f. Pale purple. May. 



7 V. Cracca L. Tufted Vetch. Fls. imbricated, 1220 or more in the raceme ; Ifts. 



1224, oblong, pubernlent ; stip. semisagittate, linear-subulate, entire. Thickets. 

 2 3f. Flowers blue-purple, 4". July. 



8 V. lilrsiita Koch. Hairy ; Ifts. 820, linear, truncate, nracrnnate ; ped. 3-6-flwd^ 



shorter than leaves ; leg. hirsute, 2-seeded. Fields. 1 3f. June. 



18. ZORNIA, Gmel. (For John Zorne, M. D., of Bavaria.) Calyx bila- 

 biate, upper lip obtuse, eniarginate, lower 3-cleft, Vex. orbicular, with the 

 ides re volute. Sta. monadelphous, the alternate anthers different. Pod 



