349] FLORA OF COLUMBIA AND VICINITY 207 



353. CHELONE L. Turtle-head. 



831. C. glabra L. Snake-head. 

 Swale at Brushwood lake. 



Newfoundland to Manitoba; Florida to Kansas. 



354. PENTSTEMON(PENTASTEMOM) Soland. 

 Beard-tongue. 



832. P. hirsutus (L.)Willd. [P. ///(^t'.yc^//.jSoland.]. Hairy 

 beard-tongue. 



Thickets and open woods; common in dry soil: our plant 

 is often near P. canescens Britton. 



Maine to Manitoba; Florida to Texas. 



833. P. Pentstemon (L.) Britton [P. laevigatus Soland.]. 

 Smooth beard-tongue. 



Thickets and woods; infrequent and seldom typical, some 

 forms connecting with the next. 



Pennsylvania to Kentucky and Missouri; Florida to 

 Louisiana. 



834. P. Digitalis (Sweet) Nutt. \P. laevigatits Digitalis 

 (Sweet) Gray]. Foxglove beard-tongue. 



Common in fields and moist thickets. 

 Maine and New York to Michigan and Missouri; Geor- 

 gia to Arkansas. 



355. MIMULUS L. Monkey-flower. 



835. M. ringens L. 



Rare in swales and along streams. 



Nova Scotia to Manitoba; Georgia to Texas. 



836. M. alatus Soland. 



Common in swales and along streams and ponds. 

 Connecticut to Michigan; Florida to Texas. 



356. GRATIOLA L. Hedge-hyssop. 



837. G. Virginiana L. Clammy hedge-hyssop. 

 Common in limose places. 



Quebec to British Columbia; Florida to California. 



