Order 86.— FIGWORTS^ 263 



h Handsome herbs, l-2f. high, with flowers bhie and white. 



Innocence. Collin'sia. 5 

 k Leaves serr. Sts. square. Palate of lower lip prominent. Monkey-fl. Mim'ulus. 6 

 k Leaves many-cleft into fine divisions. W. Conohea. Cono'bea. 



k Leaves entire. CoroUa protracted into a spur behind. Toad-flax. Lina'ria. 2 



k Leaves entire. Cor. not spurred. Small, obscure weeds. W. M. S. Herpes'tis. 



m Fls. yellow, in a terminal, one-sided spike. Yelloiv-rattle. Ehinan'thcs. 



m Fls. white, small, in a term, one-sided spike. Mts. Eye-hrigJd. Euphra'sia, 



m Fls. yellowish, axil., or in a leafy, equal spike. Cow-wheat. Melam'pyrum. 

 n Sterile filament shorter than the rest, smooth. Snahe-head. Chklo^ne. 7 



n Sterile filament long, projecting, bearded. Beard-tongue. Pentste'mon. 



n Sterile filament a scale on the brown corolla. Figiuoit. ScROPHULA^p.ii,^ 



o Corolla purple, in a long, slender spike. Leaves lance-ovate. 



Blue- hearts. Buchne''ra. 



o Cor. purp. or rose-white, axillary. Lvs. narrow-lin., entire. Gerar^dia. 8 



o Corolla yellow, and 5-lobed as well as the calyx p 



p Stamens scarcely longer than the tube of the corolla, . . .q 



p Stamens long-projecting, with very large anthers. S. Macrantht;'ra. 



q Stamens quite unequal in length. Sepals very short. Dasts^'toma. 9 



q Stamens about equal in length, anths. all perfect. Sep. long.W. Seyme'ria. 



1. VERBAS'CUM. Mullein. 

 Calyx 5-parted. Corolla rotate, 5-lobed, slightly irregular. Stamens 

 5, all perfect, filaments woolly, at least the three upper ones. Pod round- 

 ish egg-shaped, 2-valved, many -seeded. — Mostly © herbs. Flowers in 

 spikes, or panicles, or racemes. Leaves alternate. June-August. 



1 Y. Thap'sus. Common M. Tall, woolly. Leaves decurrent. Flowers spiked, 2 



filaments smooth, 



2 V, Blatta'ria. Moth M. Branched, smooth. Leaves serrate. Flowers racemed. 



Filaments violet-woolly. 



3 V. Lych'nitis. White M. White-downy, branched. Leaves crenate. Flowers 



panicled. Filaments white-woolly. 



2. LINA'RIA. Toad-flax. 

 Calyx 5-parted. Corolla personate with the throat closed by the prom- 

 inent palate, upper lip reflexed, lower 3 -cleft, tube inflated and spurred 

 behind. Pod 2-celled, bursting below the top. — Herbs with the lower 

 lenves generally opposite, the upper alternate. Flowers solitary, axillary, 

 often forming leafy racemes. June-September. 



1 L. vxdga'ris. Butter and Eggs. Leaves lance-linear. Flowers large, yellow and 

 orange, in a close raceme. Erect. 



