278 



THE FLORA. 



1 H. macrophyl'lum. Great-leaved W. Lvs. pinnately-veined and lobed, rough 



hairy. Peduncles long. W. S. 



2 H. Virgin'icum. Virginia W. Leaves pinnately-veined and lobed, smooth 



1'eduncles long. c. 



3 H. Oanaden'se. Canada W. Leaves palmately-vcined and lobed, smooth 



Peduncles ehortei tlian petals, r 





Fig, 605. A flower of Virginian Water-leaf. Fig. 606. The Ovary and Style. Fig. 607. 

 Corolla cut open, showing the honey grooves. Fig. 608. A seed, cut, showing the embryo 



2. COSMAN THUS. Miami Mist. 



Corolla broad-campanulate, soon falling off, throat not appendaged, 

 limb of 5-fringed lobes. Ovary 1-celled, the two projecting placenta 

 each 2-soeded. Delicate herbs with alternate leaves, long, bractlesa 

 racemes, and small, white or pale-blue flowers. 



1 O. Fur'shii. PursJi't M. Nearly smooth. Leaves pectinately pinnatifid, lobes 



oblong-acute. Sepals lance-linear. Height 8-12'. I'enn., S. and W. Pale blue. 



2 C. fimbria'tus. Fringed C. Downy. Leaves pinnate, segments rounded or ob- 



long, obtuse. Sepals obtuse, oblong-spatulate. Mt. Tcim. S. 



ORDER XCII. POLEMONIACE.E. Phloxworts. 



Herbs with alternate or opposite leaves, and regular, showy, 5-parted 



flowers ; calyx free from the ovary ; 



corolla of 6 united petals, twisted and imbricate in the bud ; 



sUimens 5, inserted into the midst of the corolla tube and alternate with 



its lobes ; 



ovary 3 celled ; styles united into 1 ; stigma 3-cleft ; 

 capsule. 8-celled, 8-valved, with few or many albuminous seeds. 



