CENT. XIII. 177 



1300, STIPULICIDA setacea MX. Polycarpon 

 stipulifidum Pers. Carol, to Louisiana, rare. 



This Century contains 7 New Genera,where- 

 of 3 now first described, and 33 new species 

 whereof 30 now first described. 



CENTURIA XIV. 



1301, ASCLEPIAS quadrifolia Jaq. 0. New 

 Engl, to Kentucky, flowecs smelling like Vanilla 

 and Heliotropium peruvianum. 



1302, Var. oppositifolia H. Ascl. vanillea 

 Raf. dec, 1818, Maryland to Kentucky, all the 

 leaves opposite. 



1303, Ascl. megalotis ftaf. new fl. 892. Flo- 

 rida, blended by Torrey with A. obovata. 



1304, Ascl. albiftora Raf. n. fl. 893, nivea 

 and incarnata of s6me, Unaka Mts. in Apala- 

 chians. t 



1305, Ascl. nivea L. Carol. Alab. it differs 

 from last by stem flexuose, leaves ovate elliptic 

 subacute at both ends, ombels lateral pedunc. 



1306, Ascl. lancifolia Raf. glabra, caule 

 simplex fistuloso, fol.oppos. brevi petiol. lanceol. 

 utrinque acum. subtus glaucis, umbellis term, 

 sepe geminis, inultifl. pedicelis piibens, cornicu- 

 lis exsertis Florida, mistaken also for nivea 

 by some ; stem ultrapedal, leaves four inches 

 long, flowers with corol pale incarnate or 

 greenish, nectaries white near to A. curassavi- 

 ca and incarnata. 



1307, Ascl. obtusifolia MX. New York to 

 Florida, very distinct sp. leaves clasping elliptic 

 obt. undulate, some are acute. 



1308, AscL amplexicaulis MX. humistrata ? 

 Walt, Pers. ^ aro ^ to Arkanzas, rare, leaves 

 clasping, cordate acute &c, 



