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Descriptive Flora 



pinkish rays. Upper leaves simple, alternate, few. Blades entire 

 or sparingly toothed, lanceolate, clasping. Blades of the basal 

 leaves larger above the middle and tapering toward the base, the 

 blade continuing along the petiole. February to November. In 

 shaded ravines, along banks of rivers and in river bottoms. 



Erigeren canadensis L. Mare's Tail. Horse-weed. 



(Leptilon oanadense [L.] Britton.) 



Tall, slender-stemmed plants, simple below, and with many 

 ascending branches above, bearing numerous small, whitish in- 

 conspicuous flowers. Leaves simple, alternate. Blades linear, 

 entire or slightly coarsely serrate. Flowers small, less than %" 

 across, white, composite, and appearing as if lacking ray flowers. 

 Ray flowers whitish, little exserted above the involucre. Bracts 

 of involucre very small, narrow, unequal, somewhat twisted. A 

 common weed. 



Baccharis angustifolia Michx. Goundsel Tree. False Willow. 



Tall, slender stemmed, much branched, leafy, willow-like 

 •shrubs growing on banks of streams, in gravel pits or in dry 

 creek beds. Leaves simple, alternate, numerous. Blades narrow, 

 1 to 3 inches long, entire or nearly so, finely dotted with resin. 

 Flowers numerous, composite, inconspicuous, less than y± across, 

 whitish. Ray flowers none. Pistillate plants attractive in the 

 fall when the innumerable tiny fruits become bunches of feathery 

 hairs, making the many branches look like big grey plumes. 

 Achenes less than 1/12" long, tipped by a tuft of silky hairs. 

 August, September and October. Sometimes called pencil bush 

 as the stems bear lustrous silky tufts resembling an artist 's color- 

 pencil in size and form. Genus named for Bacchus, the Greek 

 god of wine. 



Filago nivea Small. Poverty-weed. Chewing Gum, 



Low, much branched, greyish-green plants, 2 to 5 inches 

 high, with small, woolly-white foliage and tiny, white flowers, 

 embedded in the white woolly ends of the many short stems. 



