MINT FAMILY. Labiates. 



H A coarse, stiff, aromatic perennial natu- 



Hyssopus ralized from Europe. Slender-stemmed 



offidnalis and lance-leaved ; the leaves stiff and 



Pale violet pointed at either end. The tubular flowers 

 June-Sep= with projecting stamens, crowded at the 

 angles of the leaves at the upper part of 

 the plant. 1-3 feet high. Waste places and roadsides 

 near dwellings, from Me., south to N. Car., and west. 



This is a stput and stiff -stemmed species 



111 With a Slight f ra S rance of mint 5 but unlike 



hemum the latter its tin y flowers are borne in 



virginianum a somewhat flat-topped cluster. Leaves 



White stemless or nearly so, lance-shaped, tooth- 



purple=dotted i ess> an( j slightly aromatic ; stem smooth 



September or very sli S htl y hairy, and very leafy. 

 The flowers lilac-white, purple-spotted , 

 standing out from the globular heads. 1-3 feet high. 

 In dry fields, or pastures, or on the borders of thickets, 

 from Vt. and Mass. , south to Ga. , west to Minn, and 

 Neb. The name meaning crowded flower-clusters. 



A similar species, with smooth linear 

 Pycnanthemum leaves, sharp-pointed and light green. 

 White** 1 The stem and leaves stiff. The tiny flowers 



purple=dotted white, speckled or dotted with purple. 1- 

 2 feet high. Dry fields, N. H., south, and 

 west to Minn, and Tex. Found in Campton, N. H., but 

 rare ; occasional in Vt. 



A small annual, exceedingly odorous, 

 American usually found in dry pastures. The stem 



Pennyroyal * ,. .7, 



Hedeoma erect, finely hairy, with upward-reaching 



pulegioides branches ; the small light olive-green 

 Pale light leaves with few teeth, ovate lance-shaped, 



blunt-pointed, and narrowed at the base. 

 tember ^he tiny pale violet or lavender, tubular 



flowers with a three-lobed under lip. Fer- 

 tilized mostly by bumblebees, honeybees, and the smaller 

 bees. 6-15 inches high. Common in dry fields every- 

 where, but not found in Campton, N. H., nor anywhere 

 in the vicinity of the White Mts. The essential oil of 

 Pennyroyal is said to be efficacious in driving away 

 mosquitoes. 



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