62 BOTANY OF MICHIGAN 



CONVOLVULACEAE. Convolvulus Family 



Convolvulus spithamaeus L. Upright bindweed. From Bay County 

 to St. Ignaee, Mackinac County. Frequent. Very abundant on rocky 

 open or shaded ground in Presque Isle and Cheboygan counties. Noticed 

 as an abundant and troublesome weed on the farm of Albert Robinson 

 near Onaway in Presque Isle County. 



Convolvulus septum L. Hedge bindweed. From Bay County to St. 

 Ignaee, Mackinac County. Usually in damp open ground. Apparently 

 infrequent. 



BORAGINACEAE, Borage Family 



Cynoglossum officinale L. Common hound's tongue. In dry open 

 ground throughout. Frequent. 



Cynoglossum boreale Fernald. Northern wild comfrey. In open dry- 

 ish woods from Bay County to Mackinac Island, Mackinac County. 

 Frequent. 



Lappula virginiana (L.) Greene. Begger's lice. Rich shaded ground 

 from Bay County to St. Ignaee, Mackinac County. Frequent. Abun- 

 dant in hardwoods east of Onaway, Presque Isle County. 



Lappula echinata Gilibert. European stickseed. Noticed throughout 

 on roadsides and in cities and villages. A harmless weed except that the 

 burs get into wool. 



Lappula redowskii occidentalis (Wats.) Rydb. Western hairy stick- 

 seed. Noticed in open ground not far from Lake Huron shore above 

 Alpena. Apparently infrequent. 



Symphytum officinale L. Common comfrey. Noticed in open ground 

 near Harrisville and Alpena. Apparently infrequent. 



Myosotis virginica macrosperma (Engelm.) Fernald. Larger spring 

 scorpion-grass. In dryish slightly shaded ground on Mackinac Island. 

 F. W. Hunnewell 2nd. Apparently infrequent. 



Lithospermum, officinale L. Common gromwell. Dry open or shaded 

 ground at St. Ignaee and on Mackinac Island. Plentiful. Not noticed 

 elsewhere. 



„ Lithospermum gmelini (Michx.) Hitchc. Hairy puecoon. Sandy open 

 ground near Lake Huron shore from Bay Count}' to St. Ignaee, Macki- 

 nac County. Frequent. 



Lithospermum angustifolium Michx. Narrow-leaved puecoon. No- 

 ticed in dry open ground only at St. Ignaee, Mackinac County. Prob- 

 ably to be found throughout but overlooked. 



Echium vulgare L. Blue-weed. Noticed only in open ground on 

 Mackinac Island. As a weed it is extending northward. 



VERBENACEAE. Vervain Family 



Verbena hastata L. Blue vervain. From Bay County to St. Ignaee, 

 Mackinac County. Apparently infrequent. 



