i) 
* 
“D2 SYNOPSIS OF THE FLORA OF COLORADO. 
-€apitate in flower, with 8-12 rays; involuere none; enhioste unilateral, 
larger ones mart petioles with a long dilated, spathaeeous base; in- 
volucre 1 one; involucel of about 9 s setaceo ous, eacdue al leaflets, ae g 
the pedicels; few ers bright- yellow: fruit 14" -2" long, oblong-oval or 
nearly orbicular, marginal wi ings broad; the strong vittso sin ee or double, 
Foliage variable.—Hall & Harbour, 217; s Porer: AN Sierra Madre 
san ches 11,500 feet altitude, and Twin Lakes, Coulte 
THASPIUM TRIFOLIATUM, Gr.—Near Caiion City wid Wet Mountain xe 
Viiley, “Brandl egee. 
THASPIUM TRACHYPLEURUM, Gr.—Proc. Acad. Phil. cs i ae 
63. Glabrous; stem 1° or more high, striate, 1-3 leaved, beari 2-3 4 
umbels on long peduncles; leaves ternately deco nipbund, daoudnte fili- 
form, mucronulate; petioles dilated at base, not scarious-margined ; in- 
volucre and involucel of 1-3 small, subulate leaflets; flowers yellow; 
fruit twin-ovate, laterally compressed, transverse section of the meri- 
earps almost orbicular ; ; ridges or wings 5, similar, thick, suberose, very _ 
obtuse, scabrous, one ’ strong vitta in each if the intervals, —Hull @ 
Beai 
reek and Boulder Cafion, Coulter. Grand Gatton of the Avepnaael 
ndegee 
SESELU HALLU, Gr. Proc. Am. Ac., June, 1870, v. 8, p. 288. Acaules- + 
cent from a stout caudex branchin g at the summit; ‘leav es pinnatisect,3-5 
pairs, segments cuneate .or oblong, incised or ’ pinnatifid, lobes 3-7, 
short, mucronate, sometimes sparingly toothed; scape very sim le, 
naked, surpassing the leaves, slen der, 10’ high; ray 7s of the umbel 4-3, 
short, elongated after flowering; involucel deeply parted, Seaton ovate, 
3-cleft at the summit, longer t than the yello wers; fruit narrowly ob- 
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calyx short, not persistent Bes in the intervals large, often with very 
small accessory ones each rib; section of the seed transverse, sub- 
quadrate.—Hall & Burtour. 301, Bear Creek, 17 miles west of Denver, 
Vasey. Near Denver, oe 
ae ELICA Getty a ar Den Dr. Smith. Cation 
Ci ndegee. Weston’s Pike mal Mount fansota, at 12,500 feet alti- 
tide, Conte. Hall & Harbour, 219. 
RCHEMORA ne thee Gr. Pl. Fendl., p.56. Root fasciculate-tuber- 
; tubers si ong, about 1’; stem simple, slender, 19-29 high;. 
leaves pirnate 27 foliolate, leaflets #/-14/ long, those of the radical and 
lower cauline ones ovate or oblong, all incisely serrate throughou e 
petioles spathaceous at base; involucels none; umbels small; frui 
small, hardly 2” in per dest oval » the wing like margins pion ieet than t the 
disk; vittce ‘of the commissure 4, of which 2 are short ; flowers white. 
—Hall & Harbour, 220. “In suba alpine woods,” near Cahion City, Bran- 
degee. Mount ee at 12,500 feet altitude, Coulter ee 
PEUCEDANUM (?) NUDICAULE, Nutt. (?) Paufosce nt or sometimes 
arcely so, minutely pruinose-pubescent, 3/15’ high; leafy only at 
base; leaves bipinnate or. ternate- bipinnate, the se, ne gpa incisely lobed 
with usually rather broad and subacute divisions; umbel somewhat 
‘SESELI L. Margin of the calyx 5-toothed, teeth short t thick 1 ~ Petals 
obovate, coarctate in — oe phate aagayinat or subentire oo oval or oblong, — 
subterete in the transverse rowned by the reflexed styles. Ribs of the meri 
carp 5, shia arr inent or emeceed thickened and corky ; tyecra eo aes 
often a little bro: aes Intervals with a ig coat vitte, rarely 2-3 vitte. Carpopl 
2-cle Albumen sub-semiterete.—Koch, Fl. Ger 
