Cea 
32 SYNOPSIS OF THE FLORA OF COLORADO. 
or en aan aa Muhl.—Commonalong mountain streams. Porter ;_ 
Coulter. 
VICIA TRUNCATA, Nutt. 7. dé G. Fl. N. Am. 1, p. 270. Somewhat 
pube tient Stem 10-20 high; leaflets 5-6 pairs, oblong-linear, usually 
truncate-serrate or tridentate at the apex, apiculate, about I’ long, 1-2” 
wide; stipules lunate, incisely-serrate ; peduncles 4—7-flowered, rather 
shorter than the leaves; lower teeth of the eatin oe a pe acuminate, 
upper re very Short; style villous at the apex; legume 1’ or mor re long. 
Our plant varies from Nuttall’s shy bg only inthe ane and broader 
leaflets ; flowers 9” long.—Caion City, Brandegee. EY 
Victa MICRANTHA, Nutt. Glabrous, stem 2°-3° long, stron aly 
angled, climbing; leaflets 6-12, 6-9” long, 2” wide, oblong-elliptical, 
obovate or linear-oblong, obtuse or emarginate, mucronate ; Hp a ules sub- — 
ulate and simple or semi-sagittate, small ; peduncle about 2-flowered, at — 
first much shorter than the leayes; flowers small, rarely solitary, pale, : 
blue at the tip; calyx hairy, teeth ape tse shorter than the tube; 
ons 
t P led ; 
ed, dark brown.—Carion City, Bevadeg gee. Golde n City, Greene. 
LATHYRUS ORNATUS, Nutt. Erect, glabrous, often glaucous ; stent i 
6’-1° high, sometimes branched, quadrangular; leafiets 3-4 pairs, 
lanceolate- linear, acute, mucronate, rigid and strongly veined, tendrils 
scarcely any; stipules linear- lanceolate and slender, semi- -sagittate, ele <= 
tire; peduncles about 4-flowered, longer than the ethers flowers lar. se a 
ein é, }* long, ver ape a i 
ar, 8-12" long, a wide, mostly er spiculate, seals tendrit 
wee 
aor 
Ss 
= 
gitti 
with 25 very sharp, stondel teeth ; ; pec edun ios 3—4-flow ered, shorter th an 
the leaves; flowers rather large, pale-purple ; sopitiehite 6 the calyx 
tr pesca shorter than the tubes ; yi aa attenuate at each end.—Hall 
& x nae r, 110. Near Denver, Dr. Sm s 
Lat went 13 POLYMORPHUS, Nutt. ie witty glabrous; stem erect, @ 
little wey at the base , much apr esse sheer quadrangular, about "yo 
high; leaflets 2-5 pai rs, elliptical-lan eolat , somewhat glaticous, rigid, 
strongly veined, petioles terminated is a pte bristle; ; stipules lanceolate, 
subfalcate, semi-sagittateat base ; peduncles 3—5- flowered, rather shorter 
than the leaves; flowers large, purple ; segments of the ealyx broadly 
or narrowly subulate, somewhat uneqt ial, ~seebae than the rh leguine 
large, glabrous.— Hall & Harbour, 111. Sierra Madre — e, Cou ‘iter. 
LATHYRUS PUBESCENS, Nutt. (? 2 y Ue pe Muhl., nes ? Torre 
& Gr. Fl. N. Am. 2, p.174.—“ Smaller, tinely deo aN leaflets 3-5 pairs) 
ovate-elliptical, smaller; stipules linear-lanceolat . peduncles 5-7-tlow- 
ered.”)—A _ Lathyrus collected by Mr. Bhaistepee: on Newlan Creek, 8. 
Colorado, June 13, 1873, accords in the main with the variety or species — 
described above. Its characters are: Erect, = 2° high, softly and — 
finely pubescent throughout; leaflets 3-5 pai ova ate, neronate, 
strongly veined; tendrils simple or bifid ; stipales semi- aiitthté, much 
smaller than the leatlets; peduncles shorter than the leaves, and Deak 
ing 2 rather small, white ’ flowers. Legumes not seen. 
LATHYRUS PALUSTRIS, L. Gray’s Manual, p. 139.—Hall & Harbo 
112. Plains of the Platte, Coulter... Cation City, Brandegee. 
