ac eg we 
78 MISSOURI BOTANICAL GARDEN. 
Glabrate below, more branched: leaves ovate-lanceo- 
late, the upper acute. 
Leaves crowded above: flowers hardly surpassing 
the uppermost leaves : glandular pubescence coarse 
and dingy above......+.e++.+++-H. Franciscanum. 
(Young glandulosum and dboreale might be sought 
here.) 
Leaves more remote: flowers conspicuously pro- 
truding: pubescence fine, sometimes incurved, 
o+eee. ZH. adenocaulon, var. occidentale. 
Flowers smaller, the petals 3 to 5 mm. long. 
Seeds obconical, beakless, 1.5 mm. long: coma 
reddish; leaves lanceolate, acute, sharply serru- 
TAT. 6 cccccinesses oe ccee eee eeeceeeee ke. COloratum. 
Seeds nearly ellipsoidal, about 1 mm. long, short- 
beaked at summit: coma white or pale. 
Leaves narrowly lanceolate. 
Much branched: leaves often obtuse, not 
- deeply serrulate, at least the uppermost 
and the twigs silky...... holosericeum 
Little branched: leaves acute, sharply 
toothed, glabrate............H. Fendleri. 
Leaves broader, elliptical to ovate-lanceolate. 
Sharply toothed: flower buds crisp-pubes- 
cent, 
Southwestern: leaves elliptical, ob- 
tuse...-.....++.H. Novo-Mezicanum. 
Northwestern and Pacific: leaves 
ovate- to triangular-lanceolate : pubes- 
cence chiefly glandular, 
++eee+H. adenocaulon, 
Alaskan: leaves broadly lanceolate, 
acute: pubescence crisp..Z. boreale. 
Less deeply and sharply toothed: petioles 
frequently very short in the first. 
Pubescence fine, short-glandular (or in 
some forms somewhat crisp), 
seeeeeH. adenocaulon, 
Pubescence not glandular, somewhat di- 
vergent above in the second. 
Finally much branched: lower leaves 
obtuse: pubescence short and subto- 
mentose on flower buds... 2. Parishii. 
Little branched: leaves acute, thin and 
elongated: pubescence of buds 
coarse, Somewhat spreading, 
veeeee HE, Californicum, 
