g 
: 
a 
Hvdrophyllaceae caw) 
D. Style 2-lobed or cleft at apex; leaves rarely reniform; stems leafy. 
E. Corolla convolute in the bud; placentae wide. 
F. Annual ;stamens included; ovules 420. NEMOPHILA (peo h9) 
FF. Perennial; stamens exserted; ovules 4. HyYDROPHYLLUM (p. 320) 
EE. Corolla imbricate in the bud; placentae narrow. 
G. Corolla deciduous, rarely yellowish and then the stamens exserted; 
stamens unequally inserted in the corolla. PHACELIA (p. 317) 
GG. Corolla persistent, yellow or yellowish; stamens included, equally 
inserted at the very base of the corolla. EMMENANTHE (p. 317) 
DD. Style and even the stigma entire; leaves round-reniform; 25 mm. or less 
wide; stems almost leaflless. ROMANZOFFIA (p. 321) 
CC. Flowers solitary in the leaf-axils; stems 5—10 cm. long, dichotomously 
branched; leaves entire, linear-spatulate, 13 cm. long. 
H. Styles 2, distinct to the ovary. NAMA (p. 321) 
HH. Style 1, 2-cleft at the apex. CoNANTHUs (p. 321) 
BB. Acaulescent; leaves all basal; flowers solitary on basal peduncles. 
CAPNOREA (p. 320) 
AA. Shrubs, evergreen, glabrous, 9—15 dm. high; leaves glutinous with a balsamic 
resin, lanceolate, entire or serrate, 7.5—15 cm. long. ERIODICTYON (p. 321) 
EMMENANTHE WHISPERING BELLS 
Herbs, low, annual. Leaves alternate, entire or pinnatifid. Flowers yellow or 
yellowish, in simple or circinate racemes. Calyx 5-parted; sinuses without appendages. 
Corolla campanulate, 5-cleft, with or without appendages within, persistent. Stamens in- 
cluded, on the very base of the corolla; filaments slender. Ovary ovoid or oblong, com- 
pressed, 2-celled; ovules many; style 2-lobed; stigmas slightly capitate. Capsule ovoid 
or oblong, incompletely 2-celled. Seeds 2—20 (8—20 in ours), reticulate or pitted 
or transversely rugose. (Gk. emmenos—=a month, anthos—a flower; said to be because 
the corolla is persistent. ) 
A. Leaves entire or nearly so; corolla nearly white, without appendages inside. E. 
E. pusilla Gray 
AA. Leaves deeply lobed or pinnatifid; corolla bright yellow, with 10 appendages 
inside. 
B. Style much longer than the ovary; ovules about 11; seeds 8—10; calyx-lobes 
linear. E. E. lutea Gray 
BB. Style hardly longer than the ovary; ovules 20—40; seeds 15—20; calyx: 
lobes linear-spatulate. E. E. parviflora Gray 
PHACELIA PHACELIA 
Herbs, annual or biennial or perennial. Leaves alternate, pinnately or palmately 
veined, simple, or compound when pinnately veined. Flowers in somewhat scorpoid 
clusters, blue or purple or white or yellowish. Calyx-lobes deciduous or at least thrown 
off by the enlarging capsule (except in P. sericea). Corolla-tube rotate to tubu- 
lar; often with 10 vertical folds in pairs at base of stamens. Stamens unequally inserted 
in the corolla-tube. Placentae 2, parietal; style 2-cleft or -parted. Capsule |-celled or 
nearly 2-celled. Seeds 2 to many. (Gk. fakelos—a fascicle; referring to the flower- 
bunches. ) 
A. Leaves simple and entire, or the lower more or less pinnate with entire and much 
smaller lateral divisions. 
B. Ovules 4; seeds 4 or fewer. 

