POLYGAMIA, FRUSTRANEA. 
131 
lix longer than the flower ; leaves lanceolate^ 
sub-connate, dentated.— IFtVW. 
Icon. FI. Dan. 841. Cent. fl. Lond. 3. t. 55. 
A showy plant with yellow flowers, that are either with or 
without rays, inhabiting ditches, low wet meadows, and the 
marshy borders of all our waters. Annual. August, September. 
leaves lanceolate, serrated, opposite, araplexicaule. ^ coreopsis. 
Sp. Fl. 
Icon. Barrel, ic. t. 1209. Loess, fl. Pruss. t. 
11. (Pursh.) 
In similar places with the preceding. Common. Flowers 
either with or without rays. August. 
S. B. flowers with rays, drooping ; the ray three chiTsamhe- 
times as long as the subequal calix; leaves 
long, attenuated at each end, dentated, connate 
at the base. — Willd. andtMcA, 
Coreopsis perfoliata, Walt. 
C. flammula, Herb. Banks, Mss. (Pursh.) 
This is the most elegant species of the genus, which grows 
in this neighbourhood. Flowers very large, and of a deep 
yellow. In all overflowed places, especially the borders of 
our waters; common. Annual. August, September. 
3. B. flowers discoid; outer calix six times as frondosa. 
long as the flower, its leaves ciliate at base ; 
lower leaves pinnate, upper ones ternate, lan- 
ceolate, serrated. — Willd. 
Icon. Morris. Hist. 3. s. 6. t. 5. f. £1. 
Burr Marigold. 
About a foot or two high. In shady woods on good soil, 
and in shady thickets ; common. Flowers without rays. An- 
nual. July, September. 
4. B. flowers sub-radiate; exterior calix tlie wpinnata. 
length of the interior ; leaves bi-pinnate : foli- 
oles lanceolate, pinnatifid. — Willd. 
Icon. Herm. Parad. t. 123. (Pursh.) 
