\ 
with virgate brane s, and scatte ee sessile, acute, nerve! 
Lv 
leay 
‘strict, virgate Bae T. § G. Fl. N. A 
46 SYNOPSIS OF THE FLORA OF COLORADO. 
evil epee seeds numerous in each cell, obovate, with a i 
smooth and thin testa—Purgatory River, Dr. Bell. 
ecirbahsoe naereaeh Nutt.— Hall é Harbour, 179; B. H. ‘Smith. 
Plains of the, Platte and Monument Ayo Co is me a plains be | 
tween se er and Colorado Springs, Porte a 
CEN BREVIFLORA, T. & G. (@. Vuttali, T. & G.) Perennial, 
acaules antes "lex es petioled, 2’-6’ long, lanceolate, acuminate, inter- _ 
ru ntedly "plnuatale parted, the segments | lan nceolate, acuminate, toothed — 
or entire; calyx-tube marcescent, “auch shorter than the leaves, filiform, 
dilated at the summit, segments lanceolate, shorter than the obovate, 
yellow petals, scarcely exceeding sake eat stigma re eee, entire ; 
crpadins healt i ssile, sub membrano oblong and attenuate above, 
sub-t Seite on the POE -many-seeded ; vis smooth, 
somew hat pacandting. terete, oblong, slightly reniform, 2 ‘series in each 
cell —Hall & Harbour, 176. 
STENOsIPHON! VIRGATUS, Spach. Spikes in fruit sometimes nearly 
1° long; bracts subulate, longer than the ovary, rather persistent ; calyx 
pubescent, tube exceedingly slender, 4-5” long; petals rather large 
in ae ae : ica A tomentose-pubescent. eile wi Canby. 
GAU A, Dougl. Stem tall, e ore or less branched, 
90-50 | high, “clot hed, a the long, soft- villous 1 hairs, with a moe 
slightly “glandular ‘pubes scence; leaves ovate-lanceolate, 1/-3’ long, 
acute or acuminate, repand- denticulate, clithed on both sides with a sott, 
velvety pubescence; spikes virgate, dense, strict, in fruit often elongat- 
ing 1° or more; bracts lanceolate-subulate; flowers very small, rose- 
colored ; caly x-tube shorter than the glabrous ovary and longer than the 
n 
mic soft 
4-nerved, obtusely angled above, 3-4” long.—On the plains near Den- 
ver, Dr. Smith. Hall & Harbour, 180; Parry, 181; Canby. Cafion. 
City, Hedfeld 
GAURA Coc INEA, Nutt. Canescent, puberulent or Dyer B stems — 
suffruticose ee fas tigiately branched from the base, 6/-L2’ high, very 
leafy, ascending ; leaves lanceolate, linear-oblong or reas repand-den- 
ticulate or entire, 6-12” long, closely sessile; flowers in simple rise. 
terminating the leafy branches, rose-color, turning to scarlet; bra 
linear, rather persistent, longer than the ovaries ; calyx- spewiticlita Hib 
ones shorter than the narrow infundibuliform tube, as long as the — 
undish, unguiculate pea i fruit elliptical, sessile, short, terete, 4- 
sided above.—Hall & Harbour, 181; Dr. Smith; B. H. Smith ; Canby. 
Plaius ee: Teivée and “Cases Springs, Porter. Plains of th 
Platte, Cou 
CIRCEA aE L.— Hall & Harbour. 
Ares i E Z = . eae ae pte nae 
Ey 5 < ee aes tees it REP mieten 5 7 , 3 
a ee 
LYTHRACE ®. 
LYTHRUM ALATUM, Pursh —Plains near Denver, Dr. Smith. 
| STENOSIPHON, Spach. h rolonged 
beyond the ovary, recury se or ee ahd lowering, g, at a pleut g the ~~ 
4-parted, much shorter than the tu Pet 4, ungniculate, unequal. Stamens 
erect, the alternate ones a little shorter filaments ¢ apillary ; anthers oblong, fixes i 
the mid v 1, 1-celled, with 4 sus 4 sus: ovules ; i : 
x externally, flattish wah, 4 about 8-ribbed, I-seeded.—A fall perenni 
‘adually reduced to ‘bracts, Flow rs (white) sessile, crowded, in lobe - 
