454 ORDER XC. — SCROPHULARIACE^J. 



12. Calyx 5-leaved ITerpestis, 7 



Calyx 5-toothed MLmulax, 6 



13. Calyx and corolla carved Buchnera, 12 



Corolla campanulate 14 



14. Flowers yellow t 15 



Flowers not yellow 16 



15. Tube of the corolla Ions Daxystoma, 17 



Tube of the corolla short Seymeria, 13 



16. Leaves auriculate Otophylla, 14 



Leaves not auriculate Ge/ardia, 16 



17. Calyx 4-cleft 18 



Calyx 5-cleft Macranthera, 15 



18. Flowers without bracts Scoparia, 1 1 



Flowers bracteate Polyp, emum. 



19. Stamens 5 Verbascum, 1 



Stamens 2 20 



20. Capsule 1 -celled . Micranthemum, 10 



Capsule 2-celled 21 



21. Capsule obcordate Veronica, 11 



Capsule not obcordate Grutiola, 8 



Genus L— VERBAS'CUM. L. 5—1. 



(From barbascum, bearded, in allusion to its filaments.) 



Calyx 5-parted. Corolla rotate, 5-lobed, unequal. Stamens 

 5, declined, usually hairy. Capsule 2-valved, 2-celled, ovate or 

 globose. 



1. V. Thap'sus, (L.) Stern erect, winged, tomentose. Leaves alter- 

 nate, lanceolate, decurrent, tomentose, hoary. Flowers in terminal 

 spikes. Calyx tomentose, persistent. Corolla tomentose on the outer 

 surface. Seed dotted. — Yellow. $ . May — Aug. Common. Intro- 

 duced from Europe. Mullein. 



2. V. lycii'nitis, (L.) Stem erect, angled. Leaves oblong, cuneate, 

 naked above, tomentose beneath. Flowers in paniculate spikes, lateral 

 and terminal. — Yellow. ^ . June — July. Car. and Geo. Introduced 

 from Europe. 



3. V. Blatta'ria, (L.) Stern slightly angled, simple, pubescent. 

 Leaves sessile, amplexicaul, slightly cordate, serrate. Flowers in termi- 

 nal racemes; peduncles 1-flowered, solitary. — Yellow, tinged with 

 purple. 6 • May — Aug. Common. Middle Geo. 2 — 3 feet. Intro- 

 duced from Europe. 



Genus II— LINA'RIA. Juss. 13—2. 

 (From linum, flax, from its resemblance.) 



Calyx deeply 5-parted. Corolla large, personate, spurred at 

 the base. Capsule thin, many-seeded. 



1. L. vulga'ris, (Mill.) Smooth and glaucous. Stern erect. Leaves 

 numerous, linear. Flowers in terminal racemes, on short pedicels ; 

 spur long; lower lip bearded. — Orange-yellow. If. In cultivated 

 grounds. Introduced from Europe. Toad-flax. 



2. L. Canadensis, (Dum.) Stem assurgent, glabrous, simple. Leaves 

 scattered, erect, linear, dotted, alternate on the fertile branches, verti- 

 cillate on the sterile ; the spur of the corolla long, subulate. Seeds an- 

 gled. — Blue. U. March— April. Common. 12 — 18 inches. 



Ant irrhinum Canaden sis. 



