110 COMPOSITAE 
reduced pinnatifid leaves near the base, loosely lanate. Basal leaves 1-4.5 dm. long, 3-10 cm. 
wide, lanceolate to oblong in outline, the blade much exceedin ng the petiole, pinnate, the lanceolate 
or ov ns ly an 
ate division large, arsely toothed or more deeply incised, pubescence loose lanate and 
usually densely so; involucres m . . wide, densely ca eS with loosely 
spreading hairs; phyllaries 1.5-2 cm. lon outer not aang po the inner, ovate to ovate- 
lanceolate with an abruptly Secaaheg eee poe rays 3-5 cm. long, 13 or more; achenes 3-6 
mm. long, glabrous. 
Meadows and grassy Arid Transition and Canadian Zones; southeastern. Montana west to south- 
eastern Washington” fae iow 0 central Oregon east of the Cascade Mountains. Type locality: “Rocky Moun- 
tains.” Collected by Nuttall. May-July. 
8. Balsamorhiza serrata Nels. & Macbr. Serrated Balsamroot. Fig. 5149. 
Balsamorhiza serrata Nels. & Macbr. Bot. Gaz. 56: 479. 1913. 
Perennial from a coarse woody taproot and short simple caudex, the several stems 1-3 dm 
high, icone or with 2 reduced leaves near the base, sparsely pilose and usually reddish. Bas al 
leaves 6. cm. long, 2-10 cm. wide, the petioles shorter than the blades, lanceolate to ovate- 
lanceolate, the margin shallowly serrate to incised or divided often on the same Looe subtruncate 
or eae at base, green, coriaceous, conspicuously reticulate-veined, scabrous; involucres about 
1.5-2.5 cm. i i 
outer not surpassing the inner; rays 2-4 cm. long, mostly 10-16; achenes 6-7 mm. long, glabrous. 
Dry rocky soil in open forest or sagebrush, Arid Transition Zone; dae stern Washington south to Lake 
— Harney Counties, Oregon, and adjacent Modoc apg , California; also northwestern Nevada. Type ieeality: 
r Rock Creek, Morrow County, Ovened: May-— e. 
s Balsamorhiza rosea Nels. & ea Rosy Balsamroot. Fig. 5150. 
Bal. i Nels. & Macbr. Bot. Gaz. 56: 478. 19 
Baers hookeri var. rosea Sharp, Ann. Mo. Bot. “sel #2: 130. 1935; 
Perennial with the habit of B. serrata, the stems 0.6-3 dm nee — oe or with a 
pair of rofeet bract-like leaves near the base, avaicee Basal lea s 3-20 cm. long, 1-10 mm 
wide, the blade ‘longer than the petiole, oblong to deltoid, crenate an lobed attics to ‘the midrib 
ith ate divisio e or less re 
glandular ; psi ag oe about 2 cm. broad, densely white-pilose ; phyllaries about 1 cm. long, linear- 
lanceolate, acute, the outer not s surpassing the inner; rays 1-2.5 cm. long, up to 1 cm. wide, pale 
yellow(?) rt roseate in age; achenes 5-6 mm. long, strigose 
Rocky soil, Arid Transition Zone; known from three localities, Yakima eee Walla Walla si and 
Spokane County, Washington. Type locality : Rattlesnake Mountains, Yakima County. April-May 
3. VIGUIERA H.B.K. Nov. Gen. & Sp. 4: 224. 1820. 
Herbs or shrubs, more or less pubescent. Leaves usually opposite at least below, ee 
void, pubescent or glabrous; pappus (disk-achenes) of 2 usually Se etae awns and 
several shorter, gd or basally united, persistent squamellae, or ah wanting. [Name 
in honor of L. G. A. Viguier of Montpelier, author of a work on Papav 
Ag t 145 species, native of North and South America. Besides the following, six others occur 
from entens to ly and Texas, ad another species occurs in Georgia. Trpe species, Viguiera helianthoides 
H.B.K. (= Viguiera dentata var. helianthoides (H.B.K.) Blake). 
Pappus present; achenes pubescent; ionves hash or triangular. 
W 4 iia dhe ee } 
Leaves narrowly triangular, | toothed and usually 
"1. Vz laciniata. 
Leaves erent or deltoid-ovate, serrate or entire; plant not resino 
Leaves densely and closely cay rather prominently iirdsia beneath, canescany pilose to subtomentose 
"iaore. 
. reticulata. 
Leaves somewhat veiny but not closely nor prominently reticulate odes green and tuberculate- 
hispidulous above. 3. V. deltoidea parishit. 
Pappus absent; achenes glabrous; leaves linear or lance-linear. 4. V. multiflora nevadensis. 
1. Viguiera laciniata A. Gray. Laciniate Viguiera. Fig. 5151. 
Viguiera laciniata A. Gray in Torr. Bot. Mex. Bound. 89. 1859. 
Shrubby, much-branched, leafy, resinous, scabrous-hispidulous a up to 1.3 m. high, the 
branches sler hispidulous with mostly incurved hairs. Leaves alternate, ras RE petioled, sig 
with axillary fascicles, the blades narrowly triangular, 2-3.5 cm. lo eo 7-20 mm. wi ide, acu 
