144 
[Assembly 
Sericocarpus, Nees. 
solidaginoides, Nees. Aster solidaginoides, Willd. Dry woods. 
July- August. 
conyzoides, Nees. Aster conyzoides, Willd. Dry woods and 
thickets . July- August . 
Heleastrum, D. C. 
album, D. Chrysopsis alba, Nutt. Rocky banks of Black 
river, Jefferson county. August. Dr. Craive. 
BlOTIA, D. C. 
macrophylla, D. C. Aster macrophyllus, L. Rocky woods. Au- 
gust-September. B. Sclireberi, latifolia and 
glomerata, D. C. do not appear to be more than 
varieties of this species. 
corymbosa, D. C. Dry woods. July- August. 
DiPLOSTEPHiuM, Cass. 
amygdalinum, Cass. Aster amygdalinus, L. Also? A. umbel- 
latus. Ait. Low grounds. August-September, 
cornifolium, D. C. A. cornifolius, Muhl. Woods. August, 
acuminatum, D. C. A. acuniinatus, Michx. Mountain woods. 
September. 
DiPLOPAPPus, Cass., D. C. 
linariaefolius, Lindl. Aster linariifolius, L. Rocks and sandy 
woods. 
Erigeron, L. Fleahane. 
philadelphicum, L. Woods. June-August. 
pulchellum, Michx. E. bellidifolium, Muhl. Poor Robertas Plan- 
tain. Woods. May-June. 
purpureum. Ait. Sides of hills, &c. June. 
canadense, L. E. pusillum, Nutt. Horse-weed, Butter-weed. 
Fields, &c. August-September. 
Stenactis, Nees. 
annua, Nees. Aster annuus, L. Erigeron heterophyllum, Nutt. 
Fields and meadow^s. June- July, 
strigosa, D. C. Erigeron strigosum, Muhl. Fields and woods. 
June- August. 
