CEKT. 111. 23 



200, Ot. lanceolata R, n. fl. 891. Asclep. do 

 Ives &c— Novangl. ad Kentucky. All the above 

 N. G. from 186 are of Asclepides tribe. 



This Century contains 25 N. G. whereof 4 

 now first described with 14 N. sp. now des- 

 cribed. 



CENTURIA III. 



201, EVACTOMA Raf. diff, Silene et 

 Cucubalus, cal. infl. camp. 5fid. membranosis, 

 petalis 5 flabellatis multifidis non coronatis, sty- 

 lis 3, caps. 3loc. 3vaWis,/o/, verticil, fl. suhra- 

 cem. — This deserves to be a G. by habit and 

 characters, the name means well cut star, 



Evactoma stellata Raf Cucub, et Sil. do O 



— N. America. 



202, Cucubalus haccifer, L, Europa, the 

 only real type of this G. with c«lix as in evac- 

 toma but deeper 5fid, petals bifid, capsule bac- 

 cate, leaves opposite, fl. in forks, called Moen- 

 chia by Necker, not of others. 



203, OBERNA Ad, Behenantha Otth. diff. 

 Cucubalus, cal. urceolato inftato Sdent. inter- 

 dum reticul. basi umbilic» Capsula sicca. 4-c. 

 — blended with Cucubalus and Silene by all 

 authors. 



204, Oberna nivea Raf. Silene nivea Dec. 

 Cucub. do Nut. — Susquehannah, one of the 

 rarest Amer. plants, found by me since 1804. \ 



205, Oberna reticulata Raf. caule crecto 

 dichot. anceps, fol. brevis lanceol. acutis, basi 

 membrana connatis, fl. corymbosis, cal. amplis 

 reticulatis, petalis flabellatis bi^dis nudiusculrs 

 — Sibiria or N. W. America, internodes long, 

 leaves short seldom uncial, flowers large white, 

 calix exactly as in the G. base deeply urabili- 

 cate, 5 large teeth. 



