202 



LAMIACEAE 



Calyx-teeth awn-pointed, spreading 



13. LEONtJBUS 

 Calyx-teeth not awn-pointed. 



14. Lamidm. 

 Nutlets ovoid, nearly terete, rounded above. 



15. Stachys. 

 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-hpped. 

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

 tion of the connective either dilated and naked or with 

 a small anther. 

 Inflorescence head-like; calyx-teeth aristate: lower portion 



of the connective anther-bearing. 17. Pycnosphace. 

 Inflorescence raceme or soike-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. Audibektella. 



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

 5-toothed. 

 Upper Up of the coroUa flat. 



Stamens ciu'ved, often converging. 

 Calyx regularly 5-toothed. 

 Anther-bearing stamens 2. 

 Anther-bearing stamens 4. 

 Calyx 2-Upped or irregularly 5-toothed. 

 Anther-bearing stamens 2. 

 Anther-bearing stamens 4. 

 Stamens straight, distant and diverging; 

 toothed; anther-bearing stamens 4. 

 Corolla nearly regular, 4-5-toothed. 

 Anther-bearing stamens 2. 

 Anther-bearing stamens 4. 



1. TEtrCRIUM (Tourn.) L. Germander, Wood Sage. i. T. occidentale 



2. MELOSMON Raf. l. M. ladniatum. 



3. TRICHOSTEMA L. Blue Curls. i. T. obiongum 



4. SCUTELLARIA L. Skullcap. 



Flowers in axillary and terminal racemes. 1. S. lateriflora 



Flowers soUtary in the axils of the leaves. 

 Perennials, with horizontal rootstock. 



Leaf-blades lanceolate or ovate, more or less distinctly toothed, at le£ist the lower ones. 

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



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



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

 Corolla blue or violet: nutlets not raised on a gynobase. 



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 lip of the latter bearded within. 

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



4. S. antirrhinoides 

 Corolla 18-30 mm. long. . 



Leaves linear or oblong, entire; corolla^tube slender, gradualls 



widening upward. 5. S. angustifolia. 



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

 widening upwards. 6. S. veronicifolia. ' 



Corolla yeUow; nutlets raised on a gynobase. 7. S. Footeana 



Perennials, with a woody caudex. 8. S. resinosa. 



1. S. mexicana 

 1. M. vulgare 



5. SALAZARIA Torr. Bladder Skullcap, Bladder Bush. 



6. MARRUBIUM (Tourn.) L. Horehound. 



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, yellowish, or rarely pinkish; stem puberu 



lent. 2. A. pallidiflora 



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



8. NEPETA L. Catnip, Cat Mint. i. n. Cataria. 



9. GLECOMA L. Ground Ivy, Gill-over-the-ground. i. g. hederacea 



