Papilionacese. 
121 
159. Vicia. Vetch. XVII, 20. 
1. FIs in racemes (sometimes few-, or 1-fld) with long 
peduncles. Peduncle, together with the raceme, at 
least 2 /3 the length of the leaf . ... 2 
— FIs in shortly peduncled racemes, or either single 
or geminate, sessile in the 1.-axils ... 14 
2. Racemes few- (1 — 6) fid. FIs rather small, , 3—10 mm. 
Ervi spec. auct. . . . . . . . 3 
— Racemes many- (6—30) fid. FIs moderately large, 12 to 
25 mm .7 
3. Ls with 8—12 pairs of leaflets; common petiole termin¬ 
ated by a simple point. Pods sinuate, lumpy (contracted 
between the seeds).—Among corn; rare and probably 
adventitious. 7 f Ervilia Willd. 576. 
— Ls with 3—10 pairs of leaflets; petioles of the upper 
ls terminated by a (gen. branched) tendril . . 4 
\ 
4. Cal.-teeth as long as, or longer than,, the cor. . 3 
— Cal.-teeth distinctly shorter than the cor. (Pods glabr.) (i 
5. Racemes 1—3-fld. Pods glabr. Seeds compressed, lentil¬ 
shaped. Ls with 3-6 pairs of leaflets. Lentil. Lens escu- 
lentaMonch.—Fields; cultivated, rarely subspontaneous. 6 
t Lens Coss. Germ. 577. 
— Racemes 1—3-fld. Pods hairy (rarely varied with pods 
glabr.). Seeds almost globular. Ls with 5—10 pairs of 
leaflets.—Fields; hedges; distrib. 4, 5 
hirsuta Monch. 578. 
6 . Racemes about the length of the ls, not awned. Pods 
gen. with 4 seeds. Hilum linear-oblong.—Fields; distrib. 5 
tetrasperma Schreb. 579. 
— Racemes finally twice as long as the ls, awned. Pods 
gen. with 6 (5—8) seeds. Hilum round-oval. FIs larger 
than in the last.—Cornfields; near Yverdon (probably 
adventitious). 6 * gracilis Lois. 580. 
7 (2). FIs greenish yellow. Ls with 4—5 pairs of leaflets; 
leaflets oval, large.—Chestnut woods; "W. (near Fully). 5 
pisiformis L. 581. 
— FIs red, violet, blue, or variegated ... 8 
8 . Style bearded below the stig. Racemes 5 —12-fld O 
— Style uniformly hairy all round the upper part, or 
scarcely bearded. Racemes many-(12 —30) fld . 10 
9. Ls with 5—7 pairs of leaflets; leaflets linear-lanceolate. 
Stipules semi-hastate, near the middle of the stem deeply 
2 — 3-toothed. FIs purple-violet, as large as in 596.— 
Slopes; W. 5 ... onobrychioides L. 582. 
10 
