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APPENDIX. 



Aster divaricatus L. White Wood Aster. In open woodlands and thickets. 



Aster Claytoni Burgess. Clayton's Aster. Argus. 



Aster Schreberi Ness. Schreber's Aster. Rockhill, Prof. W. Reiff Nauman. 



Aster macrophyllus L. Large-leaved Aster. In shaded woodlands. 



Aster cordifolius L. Blue Wood Aster. In woods and thickets. 



Aster cordifolius polycephalus Porter. In the county (P. Fl.). 



Aster Lowrieanus Porter. Lowrie's Aster. Argus; Nockamixon; Rockhill. 



Aster Lowrieanus lancifolius Porter. Lance-leaved Lowrie's Aster. Argus; Rock- 

 hill. 



Aster Lowrieanus Bicfencllii Porter. In the county, (P. Fl.). 



Aster sagittifolius Willd. Arrow-leaved Aster. Bedminster; Haycock; Springfield. 



Aster undulatus L. Wavy-leaved Aster. In dry soil. 



Aster patens Ait. Late Purple Aster. In dry woods. 



Aster phlogifolius Muhl. Thin-leaved Purple Aster. Rockhill. 



Aster Novae-Angliae L. New England Aster. Chiefly along the Delaware, (M. C). 



Aster puniceus L. Purple-stem Aster. In swamps and meadows. 



Aster puniceus firmus (Nees) T. & G. In the county, (P. Fl.) 



Aster puniceus Crawfordii Porter. Tullytown, Joseph Crawford. 



Aster prenanthoides Muhl. Crooked-stem Aster. Pipersville; Three-mile-run. 



Aster prenanthoides porrectifolius Porter. Long-leaved aster. Three-mile-run. 



Aster laevis L. Smooth Aster. In dry soil. 



Aster laevis amplifolius Porter. Rockhill. 



Aster dumosus L. Bushy Aster. Along Deep Run, (M. C). 



Aster salicifolius Lam. Willow Aster. Sellersville. 



Aster paniculatus Lam. Panicled Aster. Sellersville; Buckingham, Albretcht Jahn. 



Aster Tradescanti L. Tradescant's Aster. Along the lower Tohickon, (M. C). 



Aster ericoides L. White Heath Aster. In dry soil. 



Aster lateriflorus (L.) Britton. Starved Aster. In dry or moist soil. 



Aster lateriflorus thyrsoideus (A. Gray) Sheldon. Rockhill township. 



Aster vimineus Lam. Small White Aster. Rockhill; Point Pleasant. 



Aster multiflorus Ait. Dense-flowered Aster. Durham, J. A. & H. F. Ruth; Upper 

 Black's Eddy, Dr. E. Newlin Williams 



Erigeron pulchellus Michx. Robin's Plantain. In meadows and on banks. 



Erigeron Philadelphicus L. Philadelphia Fleabane. Along the Delaware; Argus. 



Erigeron annuus (L.) Pers. Daisy Fleabane. In fields. 



Erigeron ramosus (Walt.) B. S. P. Daisy Fleabane. In fields. 



Leptilon Canadense (L.) Britton. Horse-weed. In fields and waste places. 



Doellingeria umbellata (Mill.) Nees. Flat-top White Aster. In moist soil. 



Doellingeria infirma (Michx.) Greene. Cornel-leaved Aster. Near Pipersville; Sel- 

 lersville; Rockhill; Bristol, I. C. Martindale. 



lonactis linariifolius (L.) Greene. Linear-leaved Aster. In dry soil. 



Gifola Germanica (L.) Dumort. Herba Impia. Bedminister. 



Pluchea camphorata (L.) DC. Salt-marsh Feabane. Bristol, Elias DifTenbaugh. 



Antennaria neodioica Greene. Smaller Cat-foot. Nockamixon, Dr. T. C. Porter; 

 Rockhill; Penn Valley; near Sellersville. 



Antennaria neglecta Greene.' Field Cat'sfoot. Irt fields and pastures. 



Antennaria plantaginifolia (L.) Richards. Plantain-leaved Everlasting. In open 

 woods. 



Antennaria Parlinii Fernald. Parlin's Cat's-foot. Tullytown, (P. Fl). 



Anaphalis margaritacea (L.) Benth. & Hook. Pearly Everlasting. Dry soil. 



