SCROPHCLAKrACE^. (PIGWOHT FAMILY.) 283 



17. BUCHNERA. Calyx tabular, 6-toothed. Limb of the saWer-shaped elongated corolla 5- 



cleft. 



Tube IX. GERARDIXUB. Corolla inflated or tubular, ^th a spreading and slightlj 

 unequal 5-lobed limb. Stamens 4, approximate in pairs : antllers 2-celled. LeaTes op- 

 posite, or the uppermost alternate. 



18. SEYMERIA. Calyx deeply S^cleft. Tube of the corolla broad, not longer than the lobes. 



Stamens nearly equal. 

 19 GEBARDIA. Calyx 6-toothed or cleft. Stamens strongly unequal. 



TaiBB X. KUPHRASIB.^. Corolla tubular, 2-lipped ; the upper lip narrow, erect or 

 arched, enclosing the 4 strongly didynamouB stamens. Flowers spiked. 

 « Anther-cells unequal aad separated. Pod many -seeded. 

 2D. CASTILLEIA. Calyx cleft down the lower, and often also on the upper, side. 

 * * Anther-cells equal. Pod many - seveial-seeded. 



21. SCHWAIiBKA. Calyx &-toothed, very oblique, the upper tooth smallest. 



22. BCFIIRASIA. Calyx 4-cleft. Upper lip of the corolla 2-lobed Pod oblong. 



23. RHINANTHUS. Calyx inflated, ovate. Pod orbicular : seeds winged. 



24 PEBICULARIS. Calyx not inflated. Pod oyate or sword-shaped : seeds wingless. 



* * * Anther-cells equal. Pod 1 - 4-seeded. 

 26. MELAMFTKCU. Calyx 4-cleft. Ovary 2-celled, 4-oVuIed. Pod flat, oblique. 



26. OELSEMinM. Corolla equally 6-lobed. Stamens 6. Stigmas 2, two-parted. 



1. TEBBASCVM, li. MuLLEiir. 



Calyx 5-parted. Corolla S-Iobed, open or concave, wheel-shaped ; the lobes 

 broad and rounded, a little unequal. Stamens 5 ; all the filaments, or the 3 

 upper, woolly. Style flattened at the apex. Pod globular, many-seeded. — 

 Tall and usually woolly biennial herbs, with alternate leaves, those of the stem 

 sessile or decurrent. Kowers in large terminal racemes, ephemeral. (The 

 ancient Latin name, altered from Barbascum.) 



1. V. ThIpsus, L. (Common Mullbik.) Densely woolly thrcmghoiU ; stem 

 tali and stout, simple, winged by the decurrent bases of the oblong acute leaves ; 

 fiowers (yellow) m a prolonged and very dense cylindrical spike ; lower stamens 

 usually beardless. — Fields, &c. ; common. (A white-flowered variety was gath- 

 ered at Montrose, Penn., Mr. Riley.) (Nat. from Eu.) 



2. V. BlattAhia, L. (Moth Mullein.) Green and smoothish, slender; 

 louver leaves petioled,. oblong, doubly serrate, sometimes lyre-shaped, the upper 

 partly clasping; raceme loose; filaments all bearded with violet wool. — Road- 

 sides ; rather common. Corolla either yellow, or white with a tinge of purple. 

 (Nat. from Eu.) 



3. V. LychnItis, L. (White Mullein.) Clothed with a thin powdery 

 woolliness ; stem and branches angled above ; leaves ovate, acute, not decurrent, 

 greenish above; flowers (yellow, rarely white) in a pyramidal panicle; filaments 

 with whitish wool. — Road-sides, Penn., rare, and sandy fields at the head of 

 Oneida Lake, New York ; — where it hybridizes freely with the common Mullein. 

 (Adv. from En.) 



