CENT. XIV. 181 
1337, Vincet. acuminatum Raf, Gonolobus. 
et Cynanchum levis O—fol. latovat. cord. acum. 
superis lanc..nervis pubesc. ped. multifl. bium- 
bellatis—Carol,. Florida, Louis. leaves 2-3un- 
cial. fl. white. 
1338, Vincet. nigrum. M. Ascl. do L. Cyn. 
do Pers, South Europe, leaves ovate not cor- 
‘date, nerves smooth, fl. brown. 
1339, Vincet. luteum Sieber—Creta, leaves 
sess, ovate acute smooth, fl. axil. congested 
yellow.t 
1340, Apocynum androsemifolium L, North 
America,leaves broad ovate acute quite smooth, 
var. paucifl. parvifolia, latifol, &c. 
1341, Apoc. mollis Raf. caule dichot, angdl. 
fuscato fol. subsess! ovatobl. subácum. subtus 
villosis cinereis, fl. term. cymosis—Mts. Allegh. 
akin to last, leaves smaller narrower, fl, similar 
incarnate. 
1342, Ap. rotundifolium Raf. caüle -angul. 
ramoso fuscato, fol. brevi petiol. subrot. subtus 
villosis cinereis, infimis retusis, superis ovatis, 
dcum. cymis term. paucifl.—Mts. Allegh. re- 
markable deviation of last, leaves small uncial, 
flowers smaller. t : 
1343, Ap. dimidiatum Raf. caule angul. ci- 
neren, fol. brevi petiol, ovatis cuspidatis, sepe 
dimidiatis, basi acutis obliq. subtus villosis cine- 
reis, cymis axil. pedunculatis paucift.— Florida, 
leaves uncial, fl. small, as in-last. T ; 
1344, Ap. pubescens RB. Beck, canabinum 
Mx. P. Pers. Ohio to Alabama, leaves subsess. 
obl. acum. fuscate villose beneath, cymes ter- 
minal multifl. parviflore. 
1345, Ap. clandestinum Raf. caule erecto 
subteres rubicandp elato, fol. subsess. ovatolanc. 
vel-ellipt. basi rotund. vel subeord. apice acutis 
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