172 • SIXTEENTH REPORT. 



Rubus occidentalis L. Black Raspberry. Black Caps. — Common in 

 (lamp o})en woods and thickets. 



Rubus odoratus L. Purple Flowering Raspberry. — Frequent in open 

 woods and thickets, usually not far from the Lake Huron shore. 



Rubus triflorus Richards. Dwarf Raspberry. — Common in wet open 

 woods and thickets. 



Rubus allegheniensis Porter. High-bush Blackberry. — Ver}- common in 

 dry open thickets, burned-over ground, and recent clearings. 



Rubus hispidus L. Hispid Blackberry. — Common in low open woods and 

 swampy jilaees, and on dry open ground. 



Rubus villosus Ait. Dewberry. (R. canadensis of authors). (R. pro- 

 cumbens, ]\Iuhl.) — Common in sandj^ ground and dry open places. 



Agrimonia griposepala Wallr. Tall Hairy Agrimony. — Frequent in dry 

 open woods and tliickets. A. parviflora, Ait., Many-flowered Agrimony, not 

 noticed yet in Lambton Co., but is very common in the south-western part 

 of St. Clair Co., Mich. 



Rosa setigera Michx. Climl^ing Rose. — Noticed In- Prof. John Macoun 

 growing wild near Wallaceburg, Kent Co. 



Rosa blanda, Ait. Meadow Rose. Common and usually on dry open or 

 shaded ground. Also in sandy ground along Lake Huron shore. 



Rosa rubiginosa L. Sweetbrier. — Frequent on roadsides and in pastures. 



Rosa Carolina L. Swamp Rose. — Common in damp places, on borders of 

 swamps and along streams. 



Rosa humilis Marsh. Pasture Rose. — Frequent in drj^ and sandy ground. 



Prunus serotina Ehrh. Wild Black Cherry. Rum Cherry. — Frequent 

 with other trees in dry or damp open woods. 



Prunus virginiana L. Choke Cherry. — Common in low or dr}^ and sandy 

 ground with other trees. Abundant near Lake Huron Shore. 



Prunus pennsylvanica L. f. Wild Red Cherry. — Frequent on borders of 

 dry woods and along fences. Often abundant. 



Prunus cuneata Raf . Appalachian Cherry. Damp open ground near Port 

 Franks. Apparantly infreciuent. Newton Tripp. 



Prunus pumila L. Sand Cherry. — Frequent in sand along the Lake Huron 

 shore and in dry and poor ground. 



Prunus avium L. Sweet Cherry. — Occasionally planted, but not spread- 

 ing so far as observed. 



Prunus cerasus L. Common Cherry. Sour Cherry. — Very common as an 

 escape along fences and on roadsides, especially on the Indian reservations. 



Prunus americana Marsh. Wild Plum.— Common on l^orders of woods 

 and along banks of streams. 



Leguminosae. Pulse Family. 



Gleditsia triacanthos L. Honey Locust. — Often planted, but not ob- 

 served as spreading. Occasionall}' set out for hedges, but generally not a 

 success. 



Cercis canadensis L. Redbud. — Occasionalh' jilanted, but not spreading. 



Baptisia tinctoria (L.) R. Br. Wild Indigo. — Noticed only in dry sandy 

 ground on ^^'al|)ole Island. Newton Tripp. 



Lupinus perennis L. Wild Lupine. — Frequent in poor and sandy ground 

 especially on shaded sand dunes along Lake Huron shore. 



Trifolium incarnatum L. Crimson Clover. — Occasionally so\m as an ex- 

 periment, Ijut not spreading or persisting. An amiual. 



