424 
SYNGENESIAi FRUSTRANEA. 
longest. Florets of the ray sixteen to twenty, about an inch long; of the 
disk numerous. Pappus nearly as long as the seed, subulate, pubescent* 
Chaff of the receptacle concave, entire at the summit. 
Grows in the western districts of Georgia. 
Flowers, September — October. 
ft Foliis superiori- 1 * Upper leaves ah 
bus alternis. 1 ternate. 
15. Trachelifolius. 
H. foliis ovato-Iance- 
olatis, acuminatis, ser- 
ratis, triplinervibus, 
utrinque scaberrimis; 
involucri squarais line- 
ari-lanceolatis, ciliatis, 
exterioribus longiori- 
bus. 
Leaves ovate-lance- 
olate, acuminate, ser- 
rate, triplinerved, very 
scabrous on both sur- 
faces; scales of the in- 
yolucrum linear-lance- 
olate, ciliate, the exte- 
rior the longest. 
Sp. pi. 3. p. 2241. Pursh, 2. p. 570. Nutt. 2. p. 177 . 
H. Gigas, Mich. 2. p. 141. 
Root perennial. Stem erect, three to four feet high, branching towards 
the summit, very scabrous. Leaves narrow, ovate-lanceolate, slightly acu- 
minate, with glandular serratures, attenuated at base into a short petiole, 
tomentose and rough underneath, the upper surface whitened by the blis- 
tered and scabrous epidermis. Flowers in a loose terminal panicle. Invo~ 
lucrum many leaved, leaves subulate, fringed. Florets of the ray ten to 
twelve, yellow, of the disk very numerous. Seed obovate, compressed, 
glabrous. Pappus subulate, very acute, a little pubescent. Scales of the 
receptacle concave, three-toothed and hairy at the summit. 
Grows near the mountains of Carolina. Dr. Macbride. 
Flowers in September. 
16 . Tomentosus. 
H. caule aspero; fo- 
liis ovato-lanceolatis, 
superne attenuatis, a- 
cutis, serrulatis, supra 
scabris, subtus tomen- 
Stem rough; leaves 
ovate-lanceolate, taper- 
ing to the summit, a- 
cute, serrulate; sca- 
brous on the upper 
