176 POPULAR FtOKA. 



Corolla OToid, small, dull greenish purple, with 4 short unequal erect lobes, and one small 



recurved one (the lower). Stamens 4 and a rudiment, {Scrophularia) FiGWOBX 

 Corolla shaped like a turtle's head, the mouth closed or nearly so, without a palate. Sta- 

 mens 4 with woolly anthers; and a sterile filament besides, (Chtlunt) Tuktlehkad, 

 Corolla open at the irregular or 2-lipped mouth. Stamens 4, and a sterile filament besides 



(Fig. 434, 435), (Penlstimon) Pentstemon. 



Corolla 2-lipped ; the upper lip with the sides turned back, the lower lip turned down. 

 Stamens 4, no vestige of the fifth. Calyx elongated, 6-angled, 5- 

 toothed. Stigmas with 2 broad lips, (Mmulus) Mo^■KEY-I.-I,o^^'Kn. 



Corolla somewhat 2-lipped, open. Stamens only 2 perfect. Calyx 6-parted. 



Sterile filaments included, or none. Corolla yellow or whitish, (Gradola) Hedge-Hyssop. 



Sterile filaments long, protruding from the purple or blue corolla, {Ilysd-nlhes) FALSE-PiMrEKNtL. 

 ■i- 4- Lower lip or the side lobes covering the others in the bud. 

 Corolla (large, purple or white) tubular, open; the border slightly 6-lobed, {Digitalis) *Foxglove. 

 Corolla salver-shaped. Flowers in a spilve. 



Stamens 2, projecting, longer than the 4 lobes of the corolla, ( Verdnica Virginica) Culver' s-root. 



Stamens 4, included: lobes of the corolla 5: calyx tubular, 5-tootlied, {Biiclmera) Blue-hearts. 



Corollabeli-shapedor funnel-shaped, somewhat irregularly 5-lobed. Stamens 4, {Gerdrdia) Gerardia. 



Corolla tubular, decidedly 2-lipped, the narrow upper lip erect or arched, enclosing the 4 



stamens. Flowers in a spike. Pod many-seeded. 



Bracts large and colored, scarlet in our species. Calyx tubular, (Casiillem) Painted-cup 



Bracts green, small. Leaves pinnatifid, (Pedicularis) Lousewort. 



JMuUein. Veridscum. 

 Flowers in a long terminal spike or raceme. Corolla 6-parted, almost regular. Stamens 6, unequal, 

 but generally all with anthers. Root biennial. 



1. Co:viMON M. Tall, woolly throughout; the simple stem winged by the prolonged bases of the leaves: 



flowers yellow, in a long thick spike; two of the filaments smooth. Fields, &c. V. Thap-ius. 



2. Moth M. Green, smoothish ; stem 2° or 3° high ; leaves toothed; flowers yellower white in a hose 



raceme; filaments all bearded with yellow wool. Road-sides. V. Blaltdriu. 



Speedwell. Verdnica. 

 Flowers small; one or two of the lobes of the 4-parted border of the corolla always smaller than the 

 others. Stamens 2, protruding. Pod flattened, many-seeded in the common species. 



§ 1. Corolla salver-shaped, the tube longer than the border. Pod not notched at the end. 



1. CuLVER's-ROOT S. A tall perennial, with lance-shaped pointed leaves in whorls, and whitish flowers 



crowded in clustered spikes. Woods, W. and S., and cultivated in gardens. F. Virginica. 



§ 2. Corolla wheel-shaped, tube very short, pale blue or white. Pod notched at the end. Leaves opposite. 

 * Flowers in single racemes from the axils of the leaves. 



2. Water S. Smooth; stems rooting at the creeping lower part, then erect; leaves sessile by a heart- 



shaped base, ovate-lanceolate; corolla pale blue with darker stripes. Brooks. V. Anugdllis 



8. Brook S.or Ruooklime. Leavesovateoroblong, on petioles; otherwise like the last. V. Americana. 

 4. Marsh S. Smooth, slender; leaves sessile, linear, acute; raceme zigzag, loose. V. sculelldta, 



B. CoMnroN S. Downy; stems creeping; leaves wedge-oblong, serrate; raceme dense. Dry ground, 



in open woods. V- officinalis. 



