168 COMMON CANADIAN WILD PLANTS. 



* * Corolla with 5 scales completely closing the throat. 



2. Sym'iiliytiiiii. Corolla tubular-funnel-form with short spreading 



lobes ; scales awl-shaped. Flowers yellowish-white, in nodding 

 raceme-like clusters, the latter often in pairs. Nutlets smooth. 

 Coarse hairy herbs. 



3. Echiuosper'innin. Nutlets pricMy on the margin. Corolla salver- 



shaped, lobes rounded; scales short and blunt. Mowers blue^ 

 small, in leafy-bracted racemes. Plant rough-hairy. 



4. Cynoglos'snin. Nutlets prickly all over. Corolla funnel-form ; 



scales blunt. Flowers red-purple or pale blue, in racemes which 

 are naked above, hut usually leafy-bracted below. Strong-scented 

 coarse herbs, 



5. Lycop'sis. Corolla funnel-shaped, the scales in the throat bristly. 



Flowers blue, in leafy raceme-like clusters. Nutlets rough- 

 bristly, as is the whole plant. 



. * * Corolla open, the scales or folds not sufficient to completely close 

 the throat. 



S. Merten'sia. Corolla bell-funnel-shaped, mostly with 5 small glan- 

 dular folds in the open throat. Calyx deeply 5-cleft. Style long 

 and thread-form. Nutlets smooth or wrinkled. Flowers purplish- 

 blue or white, in loose and short raceme-like clusters, only the 

 lower one leafy-bracted. Pedicels slender. 



J. Ouosmo'dliim. Corolla tubular, theSlobes acute and erect or con- 

 verging. Anthers mucronate ; filaments very short. Style thread- 

 form, much exserted. Flowers greenish- or yellowish-white. 

 Rather tall stout plants, shaggy with spreading bristly hairs, or 

 rough with short appressed bristles. Nutlets smooth. 



3. LitUosper'iiiuni. Corolla funnel-form or salver-shaped, the 6 lobes 

 of the spreading limb rounded. Anthers almost sessile. Root 

 mostly red. Flowers small and almost white, or large and deep 

 yellow, scattered and spiked and leafy-bracted. Nutlets smooth 

 or wrinkled. 



©. Ulyoso'tis. Corolla salver-shaped, with a very short tube, the lobes 

 convolute in the bud ; scales or appendages of the throat blunt and 

 arching. Flowers blue, in (so-called) racemes without bracts. 

 Low plants, mostly soft-hairy. Nutlets smooth. 



1. E'CHIVM, Tourn. Viper's Bugloss. 

 E. VUlga're, L. (Blue-weed.) Stem erect, 2 feet high. 

 Leaves sessile, linear-lanceolate. Flowers showy, in lateral 

 clusters, the whole forming a long narrow raceme, — Koad- 

 sides ; common in eastern Ontario and rapidly spreading 

 westward. 



