202 BOTANICAL GAZETTE [APRIL 
A very excellent illustration of .S. densiflora Nutt. may be found in Gard. 
& For. 10: fig.53. It may be said, however, that the leaves are somewhat 
variable as to the serration, being crenate-serrate to rather sharply serrate, 
To this species may be referred: CALIFORNIA, ‘Brewer 1777, 1932, 2090; 
Bolander 131; Lemmon, from Sierra Co. (in 1874); Torrey 131; Hansen 235; 
J. D. Hooker and A. Gray, Hermits Valley : OREGON, Hall 125; Cusick 122, in 
part, as to small leaved, purple flowered, densely corymbose form : WASHING 
TON, Henderson 245; E. C. Smith 354; O. D. Allen 57, 290; Piper 1993; 
Wyoming, Nelson 941: BRITISH COLUMBIA, mountain slopes in the Selkirk 
range, Macoun. Probably also extending northward to Alaska. 
In the second century of Mr. O. D. Allen’s distribution of 
Washington plants, no. 125 was distributed as Pyrus sambucifola 
Cham. & Schlecht. It should be referred rather to Pyrus occidlet- 
talis Watson. 
Polemonium bicolor.— A low cespitose perennial : the stems 
covered below by persistent attenuate sheaths, which remait 
behind as the remnants of the earlier leaves : flowering stems nied 
18™ high, glandular pubescent with a few long pilose _ 
intermixed, 1-3-leaved: the basal leaves with somewhat dilated 
or clasping petioles; the leaflets 21 to 31 in number, obovate- 
rotund to oblanceolate, 4 to 6™™ long, 2 to 4™™ broad, glandulat- 
pubescent with a strongly glandular-ciliate margin, more si sa 
crowded or sometimes imbricated: inflorescence Chg 
peduncles 1°™ or less in length, glandular-pubescent: calyx 
to 8™™ long, veiny, glandular-pubescent with long se with 
pilose hairs intermixed ; lobes oblong linear, obtuse, paid ue 
a deep yellow throat and a dark purple to whitish limb, ie 
rowly funnelform, 12 to 16™™ long; tube slightly atts 
above, somewhat exceeding the calyx; the obovate mts is 
7™" long: stamens shorter than the corolla; pe. 
appendaged at their pubescent bases: style slender, 
nearly as long as the corolla: capsule glabrous, eee 
about one-half as long as the more or less persistent 2 a ML 
angular, 1.5 to 2™ long.—Collected by O- D. wf no. 204 
Rainier, Washington, altitude 2460", August 8) 1997) oy. 
To this species may be referred specimens collected by A 1882, 
Adams (Mt. Paddo), Washington, altitude 2150-2460", August ee 
f long, 
