528 LAMIACEAE 



Flowers in terminal panicled racemes or spikes; 



corolla 2-lipped. 

 Anther-bearing stamens 2; lower lip of 



corolla fimbriate. 31. Collinsonia. 



Anther-bearing stamens 4; lower lip of 



corolla not fimbriate. 32. Perilla. 



i. Ajuga L. 



Glabrous; producing stolons. I. A. reptans. 



Pubescent; destitute of stolons. 2. A. genevensis. 



i. A. reptans L. In fields: Que. and Me. to southern N. Y. 

 Naturalized from Europe. 

 Locally rare as a roadside weed. 

 2. A. genevensis L. In fields and waste places: Me. and Conn. 

 to N. Y. and Pa. Native of Europe. 

 Rare as a local and perhaps fugitive weed. 



2. Teucrium L. 



Calyx canescent, its upper teeth obtuse. 



Leaves usually green and glabrous above, scarcely papillose. 1 . T. canadense. 



Leaves densely appressed-pubescent and papillose above. 2. T. Httorale. 



Calyx villous, its upper teeth acutish. 3. T. occidentale. 



1. T. canadense L. In moist thickets: N. E. to Man., Fla., 



Kan., Tex. and Mex. 



Conn. Not very common over most of the state. 



N. Y. Occasional on S. I. Most old records apply to T. Httorale. 



N. J. Rare in Bergen, Passaic and Morris counties, increasing 



westward; unknown in the pine-barrens; most common in 



the Delaware drainage. 

 Pa. Throughout, but rare. 



Tertiary, unknown on Beacon Hill, not common elsewhere: Cre- 

 taceous, scattered: Older Formations, scattered. Predominating 

 south of the terminal moraine. 153-220 days. Sea level-940 ft. 



2. T. Httorale Bicknell. On or near the coast: Me. to Fla. 



Common along the coast of Conn., L. I., S. I., N. J., and up the 

 Hudson as far as Yonkers. Not definitely reported up the Dela- 

 ware in Pa. 



3. T. occidentale A. Gray. In moist soil: Ont. to Pa., Br. Col., 



Kan., N. Mex. and Cal. 



Known in our range only from near Philadelphia, probably there 

 adventive. 

 A plant approximating T. boreale Bicknell, has been collected at West Point, N. Y. 

 This northern species is not otherwise known from our range. 



