34 NORTH AMERICAN 



ovate short — West Kentucky, discovered 1825, 

 pedal. I possess all these sp. which are such 

 wide deviations as to be sp. rather than va- 

 rieties. 



274. Hydrastis trifolia Raf. stem flexu- 

 ose three leaved, Iflore, leaves ample, lower pe- 

 tiolate, 2 upper sessile, reniform 3-51obed, un- 

 equally serrate ciliolate, lobes ovate acute, glau- 

 cous beneath, flower sessile at the third leaf — 

 West Kentucky, over one foot high, lower leaf 

 6 inches wide. This Genus was thought mon- 

 otype, if this is not a N. sp. it is a very singular 

 deviation of form, as H. canadensis has always 

 2 leaves not ciliate &c. Flower white early 

 vernal. 



275. Geranium lenticulum Raf. Pilose, 

 stem erect slender sulcate branched, leaves op- 

 posite and alternate on long petiols 5-7parted 

 segments linear lanceolate entire acute, pedun- 

 cles biflore shorter than petiols, calix sepals lan- 

 ceolate nervose aristate, seeds lenticular pu- 

 bescent — West Tennessee and Kentucky, pe- 

 dal, flowers small, petals purple, estival, annual, 

 in glades. 



276. Geranium pedatum Raf. smooth, stem 

 diffuse filiform striate, leaves alternate on long 

 petiols small pedate 7-9fide, segments linear, 

 medial cuneate trifid, peduncles very long, fili- 

 form l-2flore, calix sepals ovate enerve acumi- 

 nate, seeds oblong smooth. — Glades and Prai- 

 ries of West Kentucky and Illinois, semipedal, 

 annual, flowers small purple vernal. 



277. Isanthus pumilus Raf. smooth, stem 

 dwarf hardly ramose, leaves subpetiolate lan- 

 ceolate acute hardly trinerve, pedicels uniflore 

 short, equal to calix, shorter than leaves, calix 

 ciliate— Glades of West Kentucky and Tenn- 



