160 LEGUMINOS 2. LATHYRUS. 
AMYGDALACE. 
apex, short-stipitate, brown, 144-2 inches long, 44 as broad, 4-6-seeded; 
pia brown, orbicular. In the mountains of eastern Washington and 
regon. , 
k. bijugatus White l. c. 457. Stems slender, wingless, round or quad- 
rangular, slightly flexuous, erect or slightly decumbent, 1-2 inches high, 
glabrous throughout: stipules minute, linear-subulate, semisagittate; leaf- 
lets 2 pairs, sometimes only | pair, elliptical. to obovate, obtuse, thin, 
paler green beneath, 1-2 inches long, 1-5—1-3as proad: peduncles about as 
long as the rachis of. the leaves, 2-flowered; flowers purplish, about 2 lines 
long, calyx-teeth very short, triangular, subequal, much shorter than the 
tube: pods brown, compressed, about 6-seeded. Northern Idaho and ad- 
jacent Washington. +] 
L. Sandbergi, L. bijugatus Sandbergi White 1. c. Glabrous through- 
out: stems very slender, flexuous, 2-3 inches high, wingless: stipules se- 
taceous, 2-4 lines long, semisagittate, the lower lobe minute; leaflets 1 or 
2. pairs, linear to linear-lanceolate or -spatulate, 2-314 inches long by %-1 
line broad: peduncles filiform, an inch long, 2-3 times longer than the 
rachis of the subtending leaf, -2-flowered; calyx attenuate at base, the 
Speier teeth much shorter than the tube: fruit not seen. Northern 
aho. 
L. Torreyi Gray Proc. Am. Acad. vii. 337. Minutely villous through- 
out: stems very slender, 6-18 inches high, from slender creeping root- 
stocks, branching: stipules lanceolate, acuminate, 4-6 lines long by 1-2 
broad, semisagittate, the lower lobe small; leaflets thin, 4-6 pairs, ovate to 
oblong or lanceolate; 3-6 lines long by 2-6 broad: peduncles filiform, 6-12 
lines long, much shorter than the leaves, 1-flowered, rarely 2-flowered; 
calyx campanulate, the two upper teeth triangular, acuminate, about as 
long as the tube, about half as long as the subulate lower ones; upper 
petal purple, the others yellowish-white; pods linear-oblong, pubescent, 
Fae i . In open forests, Washington to California west of the Cascade 
ountains. 
* * Rachis of the leaves not tendril-bearing: pod broad, shortly 
stipitate. 
L.  littoralis Endl. in Walp. Rep. i, 722. Densely silky-villous through- 
out: stems numerous, from creeping perennial rootstocks, stout 4-2 feet 
high, decumbent to assurgent, dittusely branched: stipules ovate to oblong 
or lanceolate, 6-12 lines long; leaflets 1-5 pairs with a small linear termi- 
nal one, cuneate-oblong, 4-12 lines long: peduncles stout, much longer 
than the léaves, 4-10-flowered ; calyx truncate at base, the triangular-sub- 
ulate teeth nearly equal, longer than the tube; upper petal bright purple, 
6-8 lines long, exceeding the paler wings and keel; style flattened for most 
of its length: pods 10-18 lines long by 6-8 broad, nearly semicircular in 
outline, villous, 3-5-seeded; seeds nearly 3 lines broad. On sand-hills and 
-banks along the coast. Washington to California. 
OrpER XXVII. AMYGDALACEZ Reichb. Consp. 177. 
Shrubs or trees with alternate simple leaves, small caducous 
stipules and usually perfect, regular flowers. — vs tubular or 
campanulate, free from the ovary, the tube lined with a disk, 
deciduous, the limb 5-lobed, imbricate in the bud. Petals 5, 
perigynous. Stamens about 20, inserted into the disk of the 
-ealyx-tube. Pistil 1, rarely 5; style simple. Ovary 1-celled, 
usually with two collateral ovules, becoming a mostly 1-seeded 
drupe. Seed pendulous, without albumen. Cotyledons large, 
thick, fleshy, containing hydrocyanic acid. 
