MINT FAMILY. Labiatw. 



Scutellaria 

 nervosa 

 Pale blue- 

 violet 

 ■June-August 



Self=heal or 

 Heal-all 



Prunella vul- 

 garis or Bru- 

 nella vulgaris 

 Purple, light 

 or deeper 

 June- 

 September 



Flowers a trifle more than £ inch long. 

 Leaves about an inch long, roundish or 

 ovate, slightly toothed, and the lower ones 

 slightly heart-shaped. The floral leaves 

 toothless. Stem smooth and slender, 1-2 

 feet high. Moist woods and thickets, N. Y. and N. J. , 

 south to N. Car. , and west to Mo. 



A very common low perennial with gen- 

 erally a single stem, and tubular, two- 

 lipped, hooded flowers proceeding from a 

 spike or head of closely set, sometimes 

 rusty colored green, floral bractlike leaves. 

 The name (of uncertain origin) said to be 

 from the German brau?ie } a throat dis- 

 ease. Flower tiny, purple, but sometimes 

 flesh color or white, the lower lip slightly 

 fringed. Generally fertilized by the bumblebee, Bombus 

 pennsylvanicus being a frequent visitor ; the common 

 yellow butterfly Colias philodice is also a constant 

 attendant. Leaves ovate-oblong, narrowing toward the 

 tip, slightly or imperceptibly toothed, stemmed, with 

 generally two small bractlike leaves at the base of the 

 stems. Plant-stem slightly hairy. 6-13 inches high. 

 Very common along roadsides, and on the borders of 

 woods and fields. Across the continent. 



A smooth perennial with upright, slen- 

 der stem, stemless lance-shaped leaves 

 mostly toothed, and large, 1 inch long, 

 showy flowers crowded in terminal, leaf- 

 less spikes. Flower pinkish pale lilac, often 

 variegated with white, and funnel-shaped, 

 the upper lip a little hooded, the lower 

 three-parted ; the throat inflated. Plant-stem smooth, 

 1-4 feet high. Wet grounds, from northern Vt., west- 

 ward and southward. Very variable. The var. denticu- 

 late, slender and generally low, with scallop- toothed, or 

 imperceptibly toothed leaves, and very slender flower- 

 spikes. Moist situations, Vt. , south, and west to S. Dak. 

 and Neb. 



False Dragon 



head 



Physostegia 



Virginiana 



Pink-lilac or 



lighter 



July-August 



406 



