468 HYDROPHYLLACE 4 PHACELIA 
cemes several, terminal and subterminal: corolla nearly cylindrical, either 
deep purple or ochroleucous: mature calyx-segments narrowly oblanceo- 
late, or some of them more dilated at summit, hispid with spreading bairs, 
without finer pubescence : capsule small, ovate, acuminate mostly 4-seeded. 
In rich moist soil, southeastern Oregon and adjacent California. 
P. heterophylla Pursh Fl 140. P. circinata. Jacg.-? Hispid and the 
foliage canescent: stem stout, 6-24 inches high from a perennial root: 
leaves from lanceolate to ovate, acute, pinnately and obliquely striate- 
veined, the lower tapering into a petiole and commonly some of them 
with 1 or 2 pairs of small lateral leaflets: inflorescence hispid; the dense 
spikes thyrsoid-congested : corolla bluish, longer than the oblong-lanceolate 
or linear calyx-lobes: filaments much exserted, sparingly bearded. Dry 
grounds and rocky ridges, Brit. Columbia to California. 
P. virgata Greene Erythea iv, 54. Hispid and the foliage strigose: 
stem usually solitary, erect and strict, simple, 1-2 feet tigh from an 
annual or biennial root: leaves pinnate or the upper ones simple and entire, 
leaflets lanceolate, acute or acuminate, 6-12 lines long, strongly pinna‘e- 
veined: flowers in dense glomerules in a long virgate spike or thyrsus; in- 
florescence hispid; sepals oblong-lanceolate, corolla white or yellowish, 
little exceeding the calyx; filaments long exserted, often curved or twisted, 
pubescent. Dry ground, southwestern Oregon. 
P. leucophylla Torr. Frem. Rep. 95. Perennial by a stout rootstock, 
pale, densely silky-pubescent, the hairs appressed or ascending: stems sim- 
ple or branched, 12-18 inches high: leaves lanceolate to oblong, entire; - 
pinnately veined, 2-4 inches long, 4-12 lines wide, the lower long-petioled, 
the upper sessile or nearly so; spike-like bran: hes of the scorpioid cymes 
‘very dense, nearly straight and 1-3 inches long when expanded: flowers 
sessile, very numerous, about 4 lines high: calyx-lobes hispid, oblong-lan- 
ceolate or linear. somewhat shorter than the white or bluish, 5-lobed corolla; 
corolla-appendages conspicuous, in pairs between the filaments; stamens 
exserted glabrous; ovules 2 on each placenta; capsule ovoid: In dry soil, 
Tdaho to Dakota and Nebraska. 
P. humilis T. & G, Pac. R. Rep ii, 122. Pubescent or the inflorescence 
¢ often hirsute: stem 8-10 inches high from an annual root, diffusely bran- 
ched from the base: leaves spatulate-oblong or oblanceolate, rather obtuse; 
the lower rarely with 1 or 2 lateral ascending lobes. the veins branching: 
spikes loosely paniculate or solitary, in age rather slender: pedicels either 
all very short, or the lower sometimes almost as long as the calyx: corolla 
indigo-blue, rather deeply lobed, surpassing the linear calyx-lobes: fila- 
ments moderately exserted, glabrous or sparingly bearded above: capsule 
ovate, acute, 144 lines long, 4-seeded: seeds a line long, minutely pitted. 
Eastern Oregon to Nevada and California. 
+ + Leaves simple, all petioled rounded-cordate, somewhat pal- 
mately lobed or incised, the lobes serrate. 
‘P. malveflora Cham. Lion. iv, 494. Rather tall and stout, hispid with 
spreading or reflexed bristles and the foliage more or less pubescent : leaves 
green and membranaceous, round-cordate, incisely 5-9-lobed, acutely 
toothed, somewhat palmately ribbed at base: flowering spikes solitary or 
geminate, an inch long: corolla 3-4 lines long, white, longer than the un- 
equal linear and spatulate calyx-lobes: stamens exserted : seeds alveolate- 
scabrous. Along the coast, southern Oregon and California, 
P. Rattani Gray Syn, Fl. Supp. 413. Hispid with slender stinging 
bristles throughout: root annual: stem slender and weak, 6-18 inches high: 
leaves oval to oblong-ovate, with truncate or barely subcordate base, 1n- 
cisely somewhat lobed and crenate, only the lower palmately veined at 
