—_— ve ee ae a Pens 
SYNOPSIS OF THE FLORA OF COLORADO. 35 
GEUM MACROPHYLLUM, ties Grays Manual, p. 152.—Weston’s 
Pass, Coulter. Twin Le tkes, Por 
GEUM STRICTUM, ae Coe Springs, Redfield. 
GEUM RIVALE, L.—Hall & Harbour; Parry. Mountains west of 
Denver, coer 
EUM TRIFLORUM, Pursh.—Hall & Harbour, 152; B. HH. Smith. Twin 
Lakes and South Park, Porter. Near Long o’s Peak, Coulter. 
Geum Rossn, Seringe. Scape 1-flowered, 3/8! high, slightly pu- 
bescent above, somewhat 2-3-leaved ; radical leaves interruptedly- Bare 
nase, rather glabrous, minutely ciliate ; leaflets ovate or cuneiform, 2 
iphet incised or entire; flowers erect; calyx-lobes ovate, spreading, 
orter than the roundish, yellow petals ; carpels in a sessile head, mi- 
pais hirsute ; styles persistent, glabrous, not exserted iu fruit. Alpine. 
—Hall & Harbour, 156, Gray’s Peak, Dr. Smith; Canby. James’s Peak 
andthe Sierra Madre Range, Coulter; Redfie ld. 
CHAMA:RHODOS! ERECTA, Bunge. Pilose- ieeges es pavead stem 
slender, 2/-1° high, panieui: ately “pranched above; radic leaves rosu- 
late, ternately or ‘biternately many-cleft, segments very pt aa Be esc 
the e upper cauline ones 3-5 cleft; petals white, longer than the calyx; 
Ovaries 5-20.—Hall & Harbour, 462 5 Canby ; Porter. South Park, 
oulter. 
FRAGARIA VESCA, L.—Coulter. Cation City, Brandegee. 
sod eat VIRGINIANA, Ehrh., var. ILLINOIENSIS, Gr.—Denver, Coul- 
3 Dr. Smith. 
a. ALLUGIA? PARADOXA, Torr. Emory Rep., t. 2. (Sieversia paradoxra 
Don.) Shrub-19-2° high, very much branched, with a white and shining 
bark; branchlets minutely pilose ; leaves alternate, cuneate or obova 
in outline, hirsute, 3-5 parted a the summit, 6’ long, divisions linear, 
obtuse ; flowers terminal on the more or less elongated os Saag sub- 
corymbose; corolla about 9//- Ie in diameter, white; achenia numer- 
ous, hairy, with long, re plumose tails 4/-3’ long. ¢—Caiion es aioe 
ye oe bh ee Caton, Redfield. Pueblo County, Greene ; 
Sip eo daae bynes L. (Potentilla Sroean leet Clai re) Gray’s 
Maseai, a 153. —Hall & Harbour, 151. ges ngre de to Pass, Brandegee. 
Sierra Madre Bene? at 11,000 feet altitude, Coulte 
POTEN TILLA ARGUTA, Pursh. Watson's Revision, Proc. Am. Acad. 
551, ra gh ase p. 154.— Porter ; Brondeges. Plains of the 
» Po 
Pee, Coulter. A lower and more slender form, ¥—12/ high, smaller in 
Cees gpa Bunge. Calyx rel gadeyes deeply 5-cleft, sig ict —— 
lined with a membranous ‘disk, which is very densely bearded ‘at the m Petals 
5, 0 i Stamens 5, opposite the as s; and inserted with them inte the sin 
of the calyx above the disk; filaments subulate, short, persis’ 10 or 
more; styl near the base of the ovaries, subulate. Receptacle conical, villo 
- , nearl otropous. Radicle superior—Small, ereet and branching 
landular-pubescent herbs ; perennial or bient aves many-cleft ; en 
nfloresence SHebstoindusly cymose. Petals white or purplish. 
ae Endl., Gen. Pl. _ Calyx with a very short-turbinate tube and spreading 
limb, 5-cleft, very minutely 5-bracteolate, valvate in wstivation, persi - ropaig bon 5, 
inserted on the calyx alternate with its lobes and nearly as long, obova mens 
very many, janes ‘with the petals; Pesscaodhri free ; anthers 2-celled, longiteataathy 
dehiscent. ‘Ovaries very many, sessile in the bottom of the calyx, free, 1-celled. d, with 
a single ovule ascending. Styles terminal, continuous, filiform Ire gecr ray 
Achenia numerous, included in the tube of the ealyx, aristate with the very long ex- 
ere bearded, plumose ste bre Seed ascending ; radicle inferi 
