— It — 



Aster multiflorus, Ait. Perennial herb, with linear alternate leaves.. The 



white flowering heads much crowded on the spreading racemose branches. 

 August. 



Erigeron, L. (Fleabane.) 

 Erigeron Cauadense, L. (IJorse-weed. Butter-toted.) Annual herb, with 



linear leaves ; heads very numerous; flowers white. July — Oct. 

 Erigeron, Philadelphicum, L. (fleabant.) Perennial herb ; leaves ol>- 



long ; flowers, rose-purple, or flesh color. June, Aug. 



Solidago, L. (Golden-rod.) 

 Solidago bicolor, L. Perennial herb ; heads small ; flowers cream-eolor or 



nearly white. August— September. 

 Solidago rigida, L. Perennial herb; stem and leaves rough ; heads large, 



many-flowered ; flowers yellcw, showy. September. 

 Solidago altissima, L. Perennial herb, rough-hairy, esqecially the stem ; 



leaves ovate-lanceolate, thiekish and very rugose ; flowers yellow. 

 Solidago lanceolata, L. Perennial herb, with lanceolate-linear leaves ; heads 



in dense clusters ; flowers yellow. 



Inula, L. (Jfclecampane.) 

 Inula Helenium, L. (Common Elecampane.) Perennial herb, with large 

 leaves. Stem stout 3 — 5 feet high. Heads large ; flowers yellow. August. 

 TRIBE 4. Senecioweae. 

 Xanthiuui, Tourn. (Cocldebur. Clotbur.) 

 Xanthium strumarium, L. (Common Coekldnir.) Annual herb, with a 

 low and branching Stout stem, and alternate, toothed or lobed leaves. 

 September. 



Heliopsis, Pers. (Ox-eye.) 

 Heliopsis laevis, Pers. Perennial herb, with peduncled, showy heads, 

 terminating the stem or branches. Flowers yellow. Aug. 



Matricaria, Touru. ( Wild Chamomille.) 

 Matricaria Parthenium, L. (Fever/etc.) Smooth and branching herb, with 

 divided leaves, and single or corymbed heads. Rays white : disk yellow. 



Gmiphalium, L. (Cudweed.) 

 G-naphalium polycephalum, Michx. (Common Everlaxliny.) Woolly herb, 



with lanceolate leaves and corymbed heads. Flowers, whitish. Plant 



fragrant, 1 — 2 feet high. 

 G-naphalium uliginosum, L. (Low Cudweed.) Low and woolly herb with 



linear leaves ; the small heads in terminal sessile capitate clusters. 



Erechites, Raf. (Fnreweed.) 

 Erechitis hieracifolia, Raf. (Fircv:eed.) Erect and annual herb, with al- 

 ternate simple leaves and paniculate-corymbed heads of whitish flowers- 

 July — S eptembpr . 



