SYNGENESIA SUPERFLUA. Aster. ^ 
stem forms a loose panicle with pendulous branches 3 
the disk turns brown. 
637 * DON [A. Ait. hew. ed. 2. t. A. p. 82. 
1. D. herbacea 3 foliis oblongis amplexicaulibus serratis, 
calycinis squamis apice filiformibus revoluto-squar- 
rosis. 
In open prairies, on the banks of the Missouri. M. Lew- 
is. %. Aug. Sept. V. s. in Herb. Lewis. ; v. v. 
cult. Flowers yellow, re.sembling those of Inula. 
The w'hole plant is viscous, and has a strong resinife- 
rous or balsamic scent. 
Caulis erectus, teres, albidus, corymboso-ramosus. Rami 
alterni, angulati, apice uni- aut trifiori. Folia alterna, 
basi dilatata, amplexicaulia, oblonga, acuta aut obtu- 
sa, serrata, glabra, utrinque squamulis punctiformi- 
bus resimferis obsita. Flores 1 — 3. in summitate ra- 
mulorum, corymbosi, fiavi, ante explicationem co- 
piose resiniferi. Ca/z/r' hemisphaericus, arcte imbrica- 
tus : Squamis apice filiformibus, revolutis et quasi 
caput Medusae referentibus. Flosculi radii lineari- 
lanceoIat<e, acutae. iSmzTza oblongo- obovata. Pappus: 
aristis 2 — 4. deciduis. Receptaculum planum, nudum, 
favulosum. 
It approaches near to Aster glutinosus Cav. ic. 2 . p, 53, 
t. i6B. which is the Donia glutinosa Ait. kew. ed. 2 . 
t. 4. p. 82, which I distinguish by the following dia- 
gnosis : Donia glutinosa : frutescens 3 foliis oblongo- 
obcuneatis sessilibus serratis, calycinis squamis linea- 
ribus erectis. 
638. BCEBERA. Willd. sp. pl. 3, p. 2125. 
1 . B, caule paniculato, foliis oppositis subbipinnatis glabris 
acutis. — JVilld. sp. pl. 3. p. 2125. 
Tagetes papposa. Mich.fi. amer, 2 . p. 132. 
Tagetes pumila. Hort. pisan. 
Dyssodia glandulosa, Cav. demonstr. bot. p. 202 , 
On the overflowed banks of the Missouri and Missis- 
sippi. 0 . Aug, Sept. v.s. Flowers small, golden- 
yellow. 
squarrosa. 
chrymntJu' 
moides. 
