LAEIATAE (MINT FAMILY) 



2 a Flowers l /2 in. or less long 



MAD-DOG SKULLCAP. (S. lateriflbra.) 

 b Flowers usually % in. or more long 3 



3 a All but the lower leaves entire 



HYSSOP SKULLCAP. (S. integrifblia.) 

 b Leaves toothed 4 



4 a Corolla hairy; leaves 2-5 in. long, hoary, tapering at 



apex DOWNY SKULLCAP. (S. incana.) 



b Corolla only slightly hairy; leaves 1-3 in. long, some- 

 what hairy, blunt at apex 



HAIRY SKULLCAP. (S. pilbsa.) 



5 MARRUBIUM WHITE HOARHOUND. (M. vulgar?*) 



6 AGASTACHE. 



i a Flowers about ^4 in. long, greenish-yellow ; corolla 

 about as long as the calyx 



CATNIP GIANT-HYSSOP. (A. nepetotdes.) 

 b Flowers about Vz in. long, purplish or whitish ; corolla 

 longer than the calyx 



FIGWORT GIANT-HYSSOP. (A. scrophulariaefblia.) 



7 NfiPETA CATNIP. (N. cataria.) 



8 GLEC6MA GROUND IVY. (G. hederacea.) 



9 PRUNfiLLA SELF-HEAL. (P. vulgaris.) 



10 PHYSOSTfeGIA FALSE DRAGON-HEAD. (P. virginiana.) 



11 GALE6PSIS HEMP NETTLE. (G. tetrahit.) 



12 LEONURUS MOTHERWORT. (L. cardiaca.) 



13 LAMIUM. 



i a Flowers purplish or red HENBIT. (L. amplexicaule.) 



b Flowers white WHITE DEAD NETTLE. (L. album.) 



14 STACHYS. 



i a Leaves 1-2 in. long, entire or slightly toothed toward the 

 apex; corolla not hairy 



HYSSOP HEDGE NETTLE. (S. hyssopifblia.) 

 b Leaves 2-5 in. long, toothed ; upper lip of corolla hairy 



HEDGE NETTLE. (S. pah'istris.) 



15 SALVIA. 



1 a Flowers scarlet; calyx red in fruit 



SCARLET SAGE. (S. splendent.*) 

 b Flowers not scarlet 2 



2 a Corolla with a ring of hairs inside 3 



b Corolla not with a ring of hairs inside 4 



3 a Lower leaves usually deeply lobed or toothed ; flowers 



purplish; wild species LYRE-LEAVED SAGE. (S. lyrata.) 



b Lower leaves toothed or entire ; flowers blue ; cultivated 



species COMMON SAGE. (S. officinalis*) 



4 a Whorls about 2-flowered HAIRY SALVIA. (S. patens.*) 



b Whorls 5-many-flowered 5 



206 



