NEOPHYION. 67 



culiar baving the calix of Panctenis, but sta- 

 mens unlike all. 



3G0, Dasistema auriciilata Raf. quite vil- 

 jose, stem 4gone ramose, leaves pctiolatebroad- 

 \y lanceolate, the lower auriculate at hasc, me- 

 dial truncate at base, upper acute at base, all 

 crenate serrate subobtuse, bracts sessile ova- 

 loblong, flowers subsessile, calix crenate— on 

 the banks of R. Ohio in West Kentucky and 

 Illinois, estival, fine plant 3 or 4 feet hi^h, 

 leaves 2 to 4 inches long, flowers large golden 

 yellow. 



391. Dasistema MAcnoPKYLLA Raf. Seyme- 

 ria do Nuttal ^-c Erinus pinnatif ? Mg. stein 

 ramose, leaves nearly smooth subsessile, lower 

 elongate pinnatifid or sinuate, upper lanceolate 

 entire, flowers subsessile, segments of calix en- 

 tire ovate — found by Nuttal in Ohio, I have his 

 specimen in Collins herb, whereby I have as- 

 certained what I already surmised, that it is 

 really a sp. of this Genus and not Seymeria, 

 Nuttal says the stamens are smooth, but involv- 

 ed in the wool of the base, he meant the an- 

 thers, the filaments being also wooly. Tall 

 plant, leaves 3 to 6 inches long, flowers yellow. 



392. SEYMERIA Pursh. ArzEHAGm. not 

 Smith. Calix camp, deeply 5fid. subequal. co- 

 rolla rotate campanulate deeply 51obed, lobes 

 subeqnal, stamens 4 very short subequal quite 

 smooth, except at insertion subsessile deflexed 

 anthers oblong smooth emarginate, incumbent, 

 two equal cells opening by ovate terminal pores. 

 Style filiform declined, stigma obtuse. Capsule 

 bivalve ovate 21oc. polysperm, seeds minute. 

 Annuals^ leaves opp, and alt. small divided^ 



fiowers axillary yellow — a very distinct Genus 

 mistaken by Nuttal who gave the character out 



