(94 ) 
Tribe IV. HeELIANTHEs. 
Anthers without tails. Receptacle paleace- 
ous. Pappus not capillary. 
a. Palece persistent. 
25, Balsamorrhiza Hook. Nutt. 
Superflua. Head «-flowered. Ray-flowers 
lanceolate. Receptacle flat, paleaceous. Pap- 
pus 0.—2¢ Flowers yellow. 
1. B. pettorpEa Nutt. Leaxes with cor- 
date base, entire to serrate.—Niles. Spring. 
2. B. Hookeri. Nutt. Leaves pinnately 
or bipinnately parted.—Hillsides near Lake 
Chabot. Spring. 
26, Wyethia Nuit.’ 
Superflua. Head o-flowered; ray-flowers 
lanceolate. Scales of the involucre 2—3-seri- 
ate: external foliaceous; internal paleaceous. 
Receptacle flat, paleaceous. Pappus cup-shaped 
or aristate.—2¢. Flowers yellow. 
1. W. HELENIOIDES Nutt. Involucre folia- 
ceous, spreading; pappus chaffy, not aristate; 
young plant tomentose; akenes pubescent 
towards the apex.—Dry hillsides. Mission 
Dolores. Spring. 
2. W.cuaBra Gray. Involucre foliaceous, 
spreading; pappus chaffy, not aristate; plant 
glabrous, glutinous; akenes glabrous.—Tamal- 
pais. Spring. 
