320 Hydrophyllaceae 
D. Leaves oblong; seeds mostly 6—8. E. 
N. pedunculata Doug]. 
DD. Leaves ovate; seeds mostly 4. W.C. E. (N. kirtleyi; N. postulata.) 
N. parviflora Dougl. 
BB. Leaves mostly alternate; corolla shorter than the calyx, white. E. (N. in- 
conspicua. ) N. breviflora Gray 
HYDROPHYLLUM WATER-LEAF 
Herbs, perennial. Leaves alternate, petioled, pinnately-lobed or -divided. Flowers 
small, on long naked peduncles, in terminal scorpoid racemes or cymes or heads. Calyx 
without appendages at the sinuses, nearly unchanged in fruit. Corolla campanulate, 
with appendages inside; appendages linear, longitudinal, one opposite each corolla-lobe, 
forming a nectar-groove with its infolded edges. Filaments long-exserted, bearded at 
the middle. Ovules 4; style long-exserted. Seeds 14. (Gk. hydor—water, phyllon 
—leaf; it was supposed that each leaf had a water-cavity. ) 
A. Flowers in a dense head; peduncle shorter than the petiole; leaf-lobes obtuse. E. 
N. parviflora Dousgl. 
AA. Flowers in a loose head or a cyme; peduncle longer than the petiole. 
B. Basal leaves 3—5-parted; calyx-lobes glabrous on the back, ciliate with stiff 
hairs; leaf-lobes mostly acute. W. (H. virginicum for our region.) 
H. tenuipes Hel. 
BB. Basal leaves 5—15-parted; calyx-lobes pubescent on the back, ciliate with 
long soft hairs. 
C. Leaf-lobes obtuse. U. C. H. occidentale Gray 
CC. Leaf-lobes acute. 
D. Plant 4—6 cm. high. C. E. 
H. albifrons Hel. 
DD. Plant 20—40 cm. high. E. 
H. fendleri Hel. 
CAPNOREA. ( Hesperochiron) 
Herbs, perennial, low, acaulescent. Leaves entire, spatulate or oblong; petioles 
mostly elongated, margined. Peduncles naked, 1-flowered, axillary, equaling or shorter 
than the leaves. Calyx 5-parted, rarely 6—7-parted; segments linear-lanceolate, some- 
times unequal. Corolla campanulate or rotate or saucer-shaped, deciduous. Stamens 
on base of corolla-tube. Ovary I-celled; placentae 2, narrow, projecting into the ovary 
somewhat. Style 2-cleft. Capsule loculicidal. Seeds 15—20, large. (Gk. kap- 
nos—smoke; apparently from the smoke-colored leaves. ) 
A. Corolla saucer-shaped. 
B. Leaves pubescent beneath. 
C. Pubescence appressed. E. 
C. villosula Gr. 
CC. Pubescence not appressed. E. 
C. hirtella Gr. 
BB. Leaves glabrous except on the margin. 
D. Calyx-lobes very unequal. E. 
C. fulcrata Gr. 
DD. Calyx-lobes almost equal. E. 
C. pumila Gr. 
AA. Corolla campanulate. E. (Probably C. lasiantha.) 
C. nana Raf. 
