MICHIGAN ACADEMY OF SCIENCE. 193 



ground. Abundant on the shaded and fixed sand dunes along the Lake 

 Huron shore. 



Campanula aparinoides Pursh. Marsh Bellflower. — Common in wet grassy 

 places. 



Lobeliaceae. Lobelia Family. 



Lobelia cardinalis L. Cardinal-flower. — Frequent in low damp ground. 



Lobelia siphilitica L. Great Lobelia. — Common in low wet ground. 



Lobelia spicata Lam. Spiked Lobelia. — Common in dry or moist open 

 ground. 



Lobelia kahnii L. Brook Lobelia. — Frequent in wet marshy places. 



Lobelia inflata L. Lidian Tobacco. — Occasional in dry fields and open 

 ground. 



Compositae. Composite Family. 



Vernonia illinoensis Gleason. Drummond's Ironweed. — Abundant on the 

 delta islands of St. Clair River and south-western part of the county. Not 

 noticed elsewhere. 



Eupatorium purpureum L. Joe-pye Weed. — Common in low ground, open 

 rich woods and thickets. 



Eupatorium purpureum maculatum (L.) Darl. Spotted Joe-pye Weed. — 

 Very common in wet and marshy open ground. 



Eupatorium perfoliatum L. Thoroughwort. Boneset. — Very common in 

 damp loAV open ground. 



Eupatorium urticaefolium Reichard. White Snakeroot. — Common in rich 

 woods and thickets. Said to be injurious to stock. Variable. 



Liatris cylindracea Michx. Cylindric Blazing Star. — Frequent on sand 

 ridges near Lake Huron shore. 



Liatris scariosa Willd. Large Button Snakeroot. — Common on sand 

 ridges along Lake Huron shore, also on Squirrel Island. Flowers occasion- 

 ally pure white. 



Liatris spicata (L.) Willd. Dense Button-Snakeroot. — Occasional in moist 

 and wet ground. Abundant north of Sarnia and on the delta islands of St. 

 Clair River. Flowers occasionally; pure white. 



Grindelia squarrosa (Pursh) Duval. Broad-leaved Gum-plant. — Near the 

 grain elevator at Point Edward. From the west. Occasional in cultivated 

 fields. 



Solidago caesia L. Blue-stemmed Goldenrod. — Common in dryish open 

 woods and thickets. 



Solidago caesia axillaris (Pursh.) Gray. Larger Blue-stemmed Goldenrod. 

 — Frequent in damp open woods and thickets. 



Solidago latifolia L. Zigzag Goldenrod. — Common in damp woods and on 

 shaded V)anks of streams. Abundant in rich woods at Port Franks. 



Solidago hispida ]Muhl. Hairy Goldenrod. — Common in sandy ground, dry 

 open woods and thickets. S. bicolor L., white goldenrod, silver-rod, not yet 

 noticed in Lambton Co., but is found in dry woods near city of St. Clair. St. 

 Clair Co., Mich. 



Solidago randii (Porter) Britton. Rand's Goldenrod. — On dry and sandy 

 open ground near Port Franks. Frequent. Newton Tripp. 



Solidago uliginosa Nutt. Bog Goldenrod. — Occasional in wet and boggy 

 places. 



Solidago speciosa augustata T. and S. Slender Showey Goldenrod. — No- 



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