Scrophulariaceae. 105 



Verbas'cum Blatta'ria. Math Mullein. 6 — lo. Stem erect i — 4 ft., 

 (1026) radical leaves oblong coarsely toothed, cauline leaves ovate sessile, 

 flowers bright yellow, I in. diameter in a loose few-flowered raceme, 

 plant glabrous or nearly so. [W. CI. 



Verbas'cum Lychni'tis (12). White Mullein. 7—8. Stem angled 2 — 3 



(1023) ft. erect, leaves glabrous and green above white and downy beneath, 

 radical leaves petiolate oblong crenate, cauline leaves sessile ovate, 

 flowers whitish i in. diameter numerous in a narrow panicle. 



[L. Tb. 

 VERBAS'CUM THA'PSUS (90). Great Mullein. 6—8. Stem 2—3 

 (1 021) ft. high stout, leaves decurrent woolly on both sides, flowers yellow 



I — I in. diameter in a dense woolly spike, hairs of filaments white. 



Chalky Banks. 



Verbas'cum ni'g^um (42). Dark Mullein. 6 — 10. Stem angular, leaves 



(1024) not decurrent glabrous above, flowers yellow in a slender raceme, hairs 

 of filaments purple. [Wl. C. CI. 



III. —PEDICULARIS. 



Calyx inflated segments jagged somewhat leafy, corolla 2-lipped pink- 

 leaves pinnate segments toothed. 



PEDICULA'RIS PALUS'TRIS (107). Marsh Lousewort. 5—9. 



(1072) Stem erect, not branched at the base, calyx hairy ribbed. Marshes. 



PEDICULA'RIS SYLVAT'ICA (112). Field Lousewort. 4—7- 



(1073) Stem branched at the base, spreading, calyx angled glabrous. Moist 

 Meadows. 



IV. —RHINANTHUS. 



RHINAN'THUS CRISTA-GAL'LI (112). Yellow Rattle. 5-7. 



(1078) Stem 6 — 48 inches erect, leaves opposite lanceolate serrate, flowers 

 yellow in a spike with ovate bracts longer than the calyx, calyx inflated 

 4-toothed, corolla gaping, upper lip compressed vertically, lower lip 

 3-lobed lobes spreading, capsule flattened enclosed by the bladder- 

 like calyx. Damp pastures. 



V.—MELAMPYRUM. 



Calyx tubular 4-toothed, corolla 2-lipped, tube cylindrical, upper lip short 

 compressed margins revolute, lower lip 3-lobed. 



MELAMPY'RUM PRATEN'SE (105). Cow-wheat. 5-8. Stem 



(1076) 6 — 18 inches high erect, leaves lanceolate, flowers yellow axillary in 

 pairs, upper bracts toothed, corolla four times as long as the calyx, lips 

 closed. Copses, 



Melampy'rum sylvat'icum (21). Wood Cow- wheat. 7 — 8. Flowers 



(1077) yellow axillary in pairs, corolla not much longer than the calyx, 

 lips not closed, bracts all entire. 



