WATERLEAF FAMILY. 299 



6. WIGANDIA. Calyx lobes 5 linear. Corolla open-bell-shaped, the stamens generally 

 exserted. Capsule 2-valved. Stout plants, with very large rounded leaves and sharp 

 or stinging bristles. 



1. HYDROPHYLLUM. WATERLEAF is a translation of the name 

 from the Greek, the application obscure. Plants of rich woods, etc. 

 Flowers white or bluish-tinged, in early summer, often sh'owy, but of 

 short duration. JJ. 



* Calyx with minute appendages if any ; rootstocks creeping, scaly- 



toothed. 



H. macrophylhim, Nutt. From Ohio, W. and S.W.; rough-hairy, 

 with leaves pinnately divided into 9-13 cut- toothed divisions or leaflets ; 

 a globular cluster of flowers on a very long peduncle. 



H. Virglnicum, Linn. Smooth or smoothish, with 4-7 main divisions 

 to the pinnate leaves, the lowest pair 2-parted, and calyx lobes bristly- 

 ciliate, Rich woods, Canada S. 



H. Canadense, Linn. Barely 1 high, nearly smooth, the roundish 

 leaves palmately 5-7-lobed and with heart-shaped base, or some minute 

 leaflets on the petioles, which are longer than the peduncles of the flower 

 cluster. N. Eng., W. and S. 



* * Calyx with a conspicuous reflexed appendage in each sinus. 



H. appendiculatum, Michx. Pubescent or hairy, with rounded pal- 

 mately 5-lobed leaves or some of them pinnately divided, rather loose 

 flower-clusters, and bristly-hairy calyx ; pedicels lengthening. Ontario, 

 W. and S. 



2. NEMOPHILA. (Greek : lover of the grove.") Low spreading plants, 

 mostly cultivated for ornament ; flowers summer. 



* Seeds 5 or more; leaves mainly opposite, and shorter than the pedun- 



cles. 



N. macu/ata, Benth. Prostrate, with leaves all opposite and mostly 

 sessile, the lower lyrate-pinnatifid, upper sparingly cut-toothed, and 

 white corolla with violet patch on each lobe. Cal. 



N. insignis, Dougl. Slender, procumbent, with lobes of the pinnate 

 leaves cut-toothed, and pure blue corolla 1' broad. Cal. 



N. Menziesii, Hook. & Arn. (N. ATOMARIA). Procumbent ; leaves oppo- 

 site, pinnatifid ; corolla smaller, white sprinkled with chocolate-brown 

 spots. Cal. and Ore. 



* * Seeds 4 or less ; upper leaves alternate. 



N. phacelioldes, Nutt. Wild from Ark. S., and sparingly cult.; with 

 ascending stems l-2 long, alternate leaves pinnately parted into 3-9 

 oblong entire divisions, and purplish-blue corolla IV broad. 



N. micrdcalyx, Fisch. & Mey. Roughish pubescent, the spreading 

 stems 2'-8 ; long ; leaves parted into 3-5 roundish or wedge-obovate cut- 

 lobed divisions ; peduncles shorter than the petioles and opposite them ; 

 corolla white, exceeding the calyx. Va., S. 



3. ELLISIA. (John Ellis, an English naturalist, correspondent of 

 Linnaeus.) 



E. NyctMea, Linn. A rough ish-hairy plant, 6'-12', wild from N. J., 

 to Minn., and S. ; leaves pinnately parted into 7-13 narrow divisions ; 

 peduncles solitary in the forks or opposite the leaves ; corolla whitish, 

 about the length of the lanceolate calyx lobes. 



