No. 14.] FLOWERING PLANTS AND FERNS. 387 



Rare. Killingly, escaped from cultivation to waste ground 

 (Graves). Oct. Introduced from Asia. 



Aster acuminatus Michx. (taper-pointed). 



Occasional or frequent. Rich woods. Aug. — Sept. 



Aster tenuifolius L. (slender-leaved). 



Frequent in salt marshes and about tidal waters. Aug. — 

 Oct. 



Aster subulatus Michx. (awl-shaped). 



Common in salt marshes. Sept. — Oct. 



ERIGERON L. Fleabane. 



Erigeron pulchellus Michx. (pretty). 

 Erigeron hellidifolius Muhl. 

 Robin's Plantain. 



Common. Fields, meadows and open woods, usually in 

 moist soil. May — June. 



Erigeron philadelphicus L. 

 Daisy Fleabane. Skevish. 



Fields, meadows and roadsides. Norwich (J. Trumbull), 

 Guilford (G. H. Bartlett), Southington (Andrews), and fre- 

 quent in towns along the Connecticut and Housatonic Rivers. 

 June — July. 



The herb is medicinal. 



Erigeron annuus (L.) Pers. (annual). 

 Daisy Fleabane. Sweet Scabious. 



Common. Fields and waste places. June — Sept. 

 The herb has medicinal properties. 



Erigeron ramosus (Walt.) BSP. (branching). 

 Erigeron strigosus Muhl. 

 Daisy Fleabane. 



Common. Fields and waste places. June — Sept. 



The var. discoideus (Robbins) BSP. (having disk flowers 

 only) is occasional with the species. 



Erigeron canadensis L. 



Leptilon canadense Britton. 



Horse-weed. Canada Fleabane. Butter-weed. 



