HEXANDRIA.— MONOGYNIA. 143 



HAB. Bogs. July — Aug. U . Leav. all rad. 9 

 spreading, covered with brown viscid Jilam. ; scape 

 4 — 8 in. long ; Jl. secund, small, white ; seeds lin. 



2. D. longifolia: leaves crenate, obovate, papering 



below into a long footstalk, erect -spreading, scape 

 declined at the base ; stipules many-cleit, capilla- 

 ceous ; segments of the calyx ovate-oblong, obtuse. 

 HAB. Bogs and sandy swamps. July— Aug. U. 

 Caudex sometimes elong. ; scape bent and ascend. ; 

 seeds ovate. 



3. D. filiformis : leaves filiform, very long, glandulous 



the whole length ; scape simple or bifid. 

 HAB. Sandy swamps. Aug. — Sept. H. Leav, 

 6 — 10 in. long ; scape 1 ft. long : Jl. large, purp, 



POLYANDRIA. 



221. XANTHORHIZA. Yellow-root. Ranunculaceo:, 



X. apiifolia. 



HAB. Banks of rivers. April. Suffruticose ; root 

 large, yell. ; stem 2 — 3 ft. high ; leav. bipinn. ; J?, 

 in. comp. racem., dark-purp. 



HEXANDRIA. 



MONOGYNIA. 



A. Flowers complete, having a calyx and coroliu, 



228. TRADESCANTIA. Cal. 3-leaved. Pet. 



Fil. villous. Caps, superior, 3-celled, many 

 seeded. 

 LEONTICE. Cal. 6-leaved, caducous. Pet. 6, un- 

 guiculate, opposite the calyx. NecU 5, inserted 

 upon the claws of the petals. Auth. adnate t* 

 the Jilam. ; 2-celled ; cells opening longitudi- 

 nally. 





