202 LAMIACEAE 



Calyx -teeth awn-pointed, spreading 



13. Leoxtthus 

 Calyx-teeth not awn-pointed. 



14. L.VMIUIM 



Nutlets ovoid, nearly terete, rounded above 



15. Stachts 

 Anther-sacs transversely 2-valved. 16. Galeopsis. 



Anther-bearing stamens 2. 



Connective of the anthers very long, articulated to the filaments, 

 bearing a perfect anther at the ascending end and a reduced 

 one or none at the other; calyx 2-lipped. 

 Upper lip of the corolla erect, entire or emarginate : lower por- 

 tion of the connective either dilated and naked or with 

 a small anther. 

 Inflorescence head-Uke; calyx-teeth aristate; lower portion 



of the connective anther-bearing. 17. Pycno.sphace. 

 Inflorescence raceme or snike-like; calyx-teeth not aristate; 

 lower portion of the connective not anther-bearing. 



18. Salvia. 

 Upper lip of the coroUa spreading, 2-lobed ; lower portion of the 

 connective a mere tooth or lacking; flowers verticillate- 

 glomerate. 19. Audibertella. 



Connective of the anther short; anther-cells confluent; calyx equally 

 5-toothed. 20. ]Mon.\RDA. 



Upper Up of the corolla flat. 



Stamens curved, often converging. 

 Calvx regularly 5-toothed. 



Anther-bearing stamens 2. 21. Poliomintha. 



Anther-bearing stamens 4. 25. Micromeria 



Calyx 2-lipped or irregularly 5-toothed. 



Anther-bearing stamens 2. 22. Hedeoma. 



Anther-bearing stamens 4. 23. Clixopodiuai. 



Stamens straight, distant and diverging; calyx almost regularly 5- 

 toothed; anther-bearing stamens 4. 24. Madronella. 



Corolla nearly rearular, 4-5-toothed. 



Anther-bearuig stamens 2. 26. Lycopus. 



Anther-bearing stamens 4. 27. Mentha. 



1. TEUCRIUM (Tourn.) L. Germander, Wood Sage. i. T. occideniale 



2. MELOSMON Raf. l. M. laciniatum 



3. TRICHOSTEMA L. Blue Curls. l. T. oblongum 



4. SCUTELLARIA L. Skullcap. 



Flowers in axiUary and terminal racemes. 1. 5. lateriflora 



Flowers soUtary in the axils of the leaves. 

 Perennials, with horizontal rootstock. 



Leaf-bladas lanceolate or ovate, more or less distinctly toothed, at least the lower ones 

 Leaf-blades lanceolate, acute. 2. S. galericulata 



Leaf-blades ovate, obtuse. 6. S. leronicifolia 



Leaf-blades entire or nearly so, ovate, oblong or linear. 

 Corolla blue or violet; nutlets not raised on a gjTiobase. 



Pedicels shorter than the calyx; calyx and corolla villous outside: lower 



lip of the latter glabrous within. 3. S. Brittoni. 



Pedicels not shorter than the calyx; calyx and corolla densely short-pubes- 

 cent; lower Up of the latter bearded witliin. 

 Corolla 12-18 mm. long; leaves elliptic, usually entire. 



4. S. antirrhinoides 

 CoroUa 18-30 mm. long. 



Leaves Unear or oblong, entire; coroUa-tube slender, gradually 



widening upward. 5. S. angustifolia. 



Lower leaves ovate, usually toothed; corolla-tube ample, abruptly 

 widening upwards. 6. S. vernnicifolia 



Corolla yellow; nutlets raised on a gjTiobase. 7. S. Fontemia 



Peremuals. with a woody caudex. 8. S. resinosa. 



5. SALAZARIA Torr. Bladder Skullcap, Bladder Bush. i. S. mexicana 



6. MARRUBIUM (Tourn.) L. Horehound. . l. M. vulgare 



7. AGASTACHE Clayton. Giant Hyssop. 



Calyx-lobes ovate-lanceolate, acute. 



Leaves glaucous beneath; calyx tinged with blue; stem glabrous. 1. A. anethiodora 



Leaves not glaucous beneath; calyx green, yeUowish, or rarely pinkish; stem puberu 



lent. 2. A. pallidiflnra 



Calyx-lobes elongate-lanceolate, acuminate, rose-tinged. 3. A. urticifolia 



8. NEPETA L. Catnip, Cat Mint. l. N. Calaria 



9. GLECOMA L. Ground Ivy, Gill-over-the-ground. i. G. hedcracea 



