PENTANDRIA DIGYNlA 



359 



SMYRiSriUM. Gen. pl. 495. 



Frudits subcompressus, 

 :ibf)osus, striatus. Petala 



carinata 



1. C 



# 



Walt 



Fruit somewhat com 



pressed, gibbous, striate. 



Petals acuminate, cari^ 

 j nate. 



S. foliis radicalibus sub- 

 orbiculato-cordatis, ore- 



Root leaves 

 bicular, cordat 



natis, 

 trifoli 



partit 

 brevi! 



petiolatis 



supi 



3- 



umbella radiis 

 Mich. 1. p. 170. 



foliate 

 parted 

 bels si 



ves petiolate, tri- 

 upper leaves 3 



rays of the uii 



Walt. p. 114. Pursh, 1. p. 19 J. 

 Thapsia trifoliata, Sp. pl. 1. p, 1465. 



Perennial.' Stem herbaceous, 



1 



T ^ . ; 1 f X ...-'-, ^ ^*^^*^ '"S'l) terete, glabroua. 



Lower leaves on long footstalks, cordate, rounded, as they ascend be- 

 coming 3 lobed, then trifoliate j all glabrous, crenate ; petioles era- 

 bracing the stem at base ; upper leaves nearly sessile. Universal and 

 partial invoUicrum 3—5 very small leaves. Walt. Corolla white, 

 sometimes yePovv. ' 



Grows in high, rich land ; in the mountains common. Mich. 

 Flowers occasionally through the summer; commonly April— June* 



2^. AUREUM. 



S. foliis biternatis, lobo 



medio 



gono 



fol io 



Leaves bitcrnate, with 



the middle lol>e 



hs ovali lanceolatis, ser- J .2;led ; leaflets 



rulatis } umbella bi 



diata. 



5 an- 



Mich. i.p, 171 



Sp. pl. 1. p. 1468. TValt. 1 



olute, serrulate 5 rays of 

 the umbel short, 



1. Pursh, 1. p. 196. 



^ Root ?^am commonly biternate, with the middle lobe again divided 



Grows in rich, high land^. * 



Flowers Anril— June'; 



