The vegetable SYSTEM. 
IiS 
are of a faint green, and the Flowers of a glorious yellow. It flowers 
from Augufl: to Odlober. 
3. TRIFOLIATE HEART-SEED. 
Plate 36. Fig. 3. 
Charafler of the Species. Silphiuin trifoliatum. 
Three rough Leaves grow naturally at each joint, fome- 
times four. 
Fig. 1 . a b. 
This is a Perennial, native of Virginia; a plant long known in 
our gardens, flowering all Augufl: and September. The Stalk is 
firm and branched; the Leaves are of a dufley green; the Flowers are 
delicately yellow. 
4. LANCED-LEAVED HEART-SEED. 
Plate 36. Fig. 4. 
Charafter of the Species. Silphium folidaginoides. 
The Leaves are lanced andferrated: they have. Foot ftalks 
and grow in pairs. 
Fig. 4. a b. 
This is like the former, a Perennial, native of Virginia ; a very 
fine Plant, flowering all Autumn : the Stalk is firm and variegated, 
the Leaves are of a fine frefli green, and the Flowers of a bright 
yellow. 
5. ENTIRE-LEAVED HEART-SEED. 
Plate 36. Fig. 5. 
Chara£lcr of the fpecies. Silphium aherifeus. 
The Leaves grow in pairs, without Footftalks, and have 
no indentings. 
Fig 5. a b. 
This is a Perennial, native of Virginia; a very beautiful and ro- 
bufl: Plant. The Leaves are of an extremely fine deep green ; the 
Flowers 
