206 DICOTYLEDONOUS. 



Genus IX MONARDA. 



Calyx 5-toothed, cylindric, striate. Corolla ringent, with 

 the tube long, cylindric, upper lip linear, entire, the lower one 

 reflexed, 3-lobed, middle lobe longest. Stamens 2. Seed 4. 



1 M Clinopodia. Stem glabrous, obtuse, angled. Leaves ovate-lanceo- 

 late, tapering at the base, serrate near the middle, smootii, or slighdy hairy, 

 whitish beneath. Flowers in simple terminal heads. Bracts broad-ovate, 

 acute, entire, nearly glabrous. Calyx short, ciliate. Corolla slender, pubescent . 



Pale purple. % July — Sept. Mountains. Dry soils. 2-3 ft. 



2 M Punctata. Stem erect, branched, nearly glabrous, obtuse, angled, 

 whitish. Leaves oblong, lanceolate, remote and obscurely serrate^ tapering 

 at the base, smooth. Flowers in whorls. Bracts lanceolate, colored, longer 

 than the whorl. Calyx long. Corolla hairy, dotted with brown, the upper 

 lip sliahtly arched, longer than the lower. Horse mint . 



Yellow. (^ Dry, pine barrens. Common. 3-5 feet. 



3. M. CiLiATA. Stem acutely angled, hirsute. Leaves pubescent, ovate, 

 finely serrate, tapering. -FZoioers in whorls. Bracts strongly Yeined. Calyx 

 hairy. Corolla small. 



Blue. % July— Sept. Mountains. 



Genus X LEONURUS. 



Calyx 5-angled, with 5 acute, expanding teeth. Corolla 

 bilabiate, the upper Up entire, hairy ; the lower 3-parted, re- 

 flexed. Stamens 4. Anthers sprinkled with shining dots, 



1 L Cardiaca. Stem with 4 pubescent angles. Leaves pubescent, the 

 lower ones 3-lobed, lanceolate, the upper ones entire, pale beneath, sometimes 

 dentate, on petioles about 1 inch long. Flowers in numerous, axillary whorls. 

 Calyx nearly glabrous. Corolla small, villous on the outer surface. 



Mother wort. 

 White, tinged with red. J^ or 1]. May— xA.ug. In rich soils. Introduced 



Genus XI LAMIUM. 



Calyx tubular, hairy, with 5-cleft, expanding border. Cor- 

 olla bilabiate, the upper lip vaulted, the lower lip 2-lobed, 

 toothed at the base. Anthers hairy. 



1 L Amplexicaule. Stem pubescent, square, branching at the base. 

 Leaves pubescent, broadly-cordate, crenate, the upper ones sessile, clasping, 

 the lower ones on short petioles' Flowers on axillary whorls. Calyx hairy. 

 Corolla with the tube loner, marked with pale spots. 

 Bright purple. Common. 6-8 inches. 



Genus XII DRACOCEPHALUM. 



Calyx 5-cleft, with the segments nearly equal. Corolla with 

 the throat inflated, the upper lip concave. Stamens 4. 



1 D ViRGiNiANtM. Stem erect, glabrous, or pubescent near the summit, 

 square. Leaves opposite, linear lanceolate, sessile, acutely serrate. Flowers 

 in terrnmal spikes, crowded. Bracts small, subulate, pubescent. Calya pu- 

 bescent, with short segments. CoroZZa large. 



Bright purple. %■ June— July. Mountain meadows- 2-3 ft. 



