Flora of Rensselaer County, N. Y. 17 



ericoides, L. 



multif lorus, Ait. 



dumosus, L. 



amettiystinus, Nutt. ? Green Island, Wibbe; Prof. Puis- 

 sant. Rare. 



vimineus, Lam. 



diffusus, Ait. 



var. liirsuticaulis, Gr. 



var. variifolius, Peck. S.andlake, Peck. Infrequent. 



Tradescanti, L. 



paniculatus, Lam. 



salicifolius, Ait. 

 Aster Novi-Belgii, L. 



puniceus, L. 



var. laevicaulis, Gr. 



umbellatus, Mill. 



infirmus, Mx. 



linariifolius, L. 



ptarmicoldes, T. & G. Rocky bank of Hoosic river, 

 Dr. Gordinier. Very rare. 



acuminatum, Mx. 

 Erigeron Canadensis, L. 



annuus, Pers. 



strigosus, Muhl. 



var. discoideus, Rob. Grafton, Peck. Infrequent. 



bellidifolius, Muhl. 



Philadelphicus, L. 

 Antennaria plantaginifolia, Hook. 

 Anaphalis margaritacea, Benth. & Hook. 

 Gnaphalium polycephaluni, Mx. 



decurrens, Ives. 



uliginosum, L. 

 Inula Helenium, L. Elecampane. 

 Ambrosia trifida, L. 



artemisia?folia, L. Rao weed. 

 Xantliium spinosum, L. 



strumarium, L. 



Canadense, Mill. 



var. ecninatum, Gr. 

 Heliopsis lsevis, L. 

 Rudbeckia laciniata, L. 



triloba, L. Schodack Depot, Wibbe. Very rare. 



hirta, L. 

 Helianthus annuus, L. Sunflower. 



giganteus, L. 



divaricatus, L. 



strumosus, L. 



decapetalus, L. 



