Vol. III.] 



MINT FAMILY. 



113 



5. Koellia clinopodioides (T. & G.) 

 Kuntze. Basil Mountain-Mint. (Fig. 3158.) 



Pycnanthemnm clinopodioides T. & G.; A. Gray, Am. 



Journ. Sci. 42: 45. 1842. 

 Koellia clinopodioides Kuntze, Rev. Gen. PI. 520. 1891. 



Pubescent or puberulent; stem slender, 



I "-2 



high. Leaves lanceolate or oblong-lanceolate, 

 rather thin, short-petiolcd, sharply serrate, or the 

 upper entire, i)4 / -3 / long, 5 // -i2 // wide, none of 

 them canescent; flower-clusters loose, terminal and 

 axillary, about i / broad; bracts linear-acuminate or 

 subulate-tipped, not exceeding the clusters, some or 

 all of them spreading; calyx finely canescent or gla- 

 brate, its teeth subulate, sometimes with a few long 

 hairs, slightly unequal, about one-fourth the length 

 of the tube; corolla-tube longer than the calyx. 



In dry soil, southern New York and Pennsylvania to 

 eastern Tennessee. Ascends to 5000 ft. in Virginia. 

 Aug.-Sept. 



6. Koellia hyssopifolia (Benth.) Britt. Hyssop Mountain-Mint. (Fig. 3159.) 



P. hyssopifolium Benth. Lab. Gen. & Sp. 329. 1834. 

 Pycnanthemnm aristatum var. hyssopifolium A. 



Gray, Syn. Fl. 2: Part 1, 354. 1878. 

 K. hyssopifolia Britton, Mem. Torr. Club, 5: 279. 1894. 



Puberulent or glabrate; stem slender, stiff, 

 i-3 high. Leaves oblong, linear-oblong, or 

 lanceolate-oblong, short-petioled, or the upper 

 sessile, obtuse or subacute at the apex, nar- 

 rowed at the base, entire or denticulate, ^ / -i^ / 

 long, 2 // -6 // wide, glabrous or minutely canes- 

 cent; flower-clusters dense, minutely canescent, 

 not at all villous, terminal and cymose, and 

 usually also in the upper axils, often 1/ broad; 

 bracts linear-oblong, narrowed at each end, 

 terminated by an awn almost as long as the 

 body; calyx cylindraceous, glabrous or very 

 nearly so, prominently nerved, its teeth bristle- 

 pointed, slightly widened below, nearly as long 

 as the tube; corolla-tube not longer than calyx. 



In dry soil, Virginia to Florida. June-Aug. 



7. Koellia aristata (Michx.) Kuntze. 

 Awned Mountain-Mint. (Fig. 3160.) 



Pycnanthemnm aristatum Michx. Fl. Bor. Am. 2: 8. 



pi. 33. 1803. 

 Koellia aristata Kuntze, Rev. Gen. PI. 520. 1891. 



Similar to the preceding species; stem slender, 

 stiff, minutely canescent, i^-2^ high. Leaves 

 ovate, or some of them ovate-lanceolate, short- 

 petioled, sharply serrate, serrulate, or the upper 

 entire, acute at the apex, rounded at the base, 

 \'-i f long, 4 // -i2 // wide, the uppermost usually 

 minutely canescent; inflorescence as in the pre- 

 ceding species; bracts longawned, appressed, the 

 awn about one-third the length of the body; calyx 

 canescent, its teeth equal, bristle-pointed, widened 

 below, one- third to one-half as long as the tube; 

 corolla-tube about equalling the calyx. 



In dry pine barrens, New Jersey to Florida and 

 Louisiana, mostly near the coast. July-Sept. 



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