662 REPORT OF NEW JERSEY STATE MUSEUM. 



bb. Calyx without a protuberance on upper side. 

 c. Upper lip concave. 



d. Anther-bearing stamens 4. 



e. Upper pair longer than the lower. 



f. Tall herbs (6-15 dm.) glabrous or slightly pubescent, 

 leaves serrate, petioled, flowers in a dense terminal 

 spike. 



g. Corolla greenish-yellow, scarcely exceeding the 

 calyx. Agastache nepetoides, p. 666 



gg. Corolla bluish, slightly exceeding the calyx. 



A. scrophularifolia, p. 666 

 //. Erect, densely whitish downy herbs 6-9 dm. high, 

 with oblong, petioled, crenate, leaves and small, whit- 

 ish, purple dotted flowers, in verticillate clusters 

 forming interrupted terminal spikes. 



[Nepeta catariaY 

 fff. Low creeping herbs with reniform crenate leaves 

 and blue flowers in axillary verticillate clusters. 



[Glechoma hederacea]' 

 ee. Upper pair of stamens shorter than the lower. 



/. Calyx distinctly two-lipped; low herbs 5-6 dm. high, 

 with petioled, oblong, leaves and blue flowers 8-12 

 mm. long in dense bracted spikes or heads. 



Prunella vulgaris, p. 666 

 //. Calyx not distinctly two-lipped. 



g. Decumbent herbs with orbicular, coarsely crenate, 

 leaves, and reddish-purple flowers 12-16 mm. 

 long in axillary and terminal clusters. 



[Lamium. amplexicaule]' 

 gg. Upright herbs with pink or purple flowers in ver- 

 ticillate, clustered, terminal spikes or axillary. 

 h. Leaves three parted or cleft. 



[Leonurus cardiacaf 

 hh. Leaves linear, lanceolate or oblong. 



i. Leaves narrowed at the base, linear 2-5 



mm. wide; plant 3-5 dm. high, nearly 



glabrous. Stachys hyssopifolia, p. 667 



a. Leaves cordate or truncate at the base, 



lanceolate to ovate, plant 3-12 dm. high. 



Rough hairy or pubescent. 



j. Leaves all very short petioled, stem 



pubescent all over. S. palustris, p. 667 



ij. Leayes with petioles 6-35 mm. long, 



stem pubescent on the angles only. 



S. asp era, p. 667 



' Catnip. This and the following are common weeds about houses, etc. 



^ Ground Ivy. 



' Henbit. 



* Mother-wort. 



