ii4 

 8. 



LABIATAE. 



[Vol. m. 



Koellia incana (L.) Kuntze. Hoary Mountain-Mint. (Fig. 3161.) 



Clinopodium incanum L. Sp. PI. 588. 1753. 

 Pvcnanthemum incanum Michx. Fl. Bor. Ani.2:7. 1803. 

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



Stem pubescent, or glabrous below, stout, i^-3 

 high. Leaves thin, ovate to ovate-lanceolate, peti- 

 oled, acute at the apex, sharply serrate or serrulate, 

 white-canescent beneath, puberulent or glabrous 

 above, \)&'-j/ long, Yl'-^A' wide, or the upper- 

 most smaller and sometimes canescent on both 

 sides; clusters loose, terminal and in the upper 

 axils, i / -i% / broad, canescent, the flowers some- 

 times secund on their branches; bracts linear, or 

 the outer broader, canescent or slightly villous, 

 spreading, mostly shorter than the clusters; calyx 

 canescent, slightly 2-lipped, its teeth subulate, 

 somewhat unequal, the longer one-fourth to one- 

 half as long as the tube, rarely villous; corolla- 

 tube equalling or longer than the calyx. 



to Ontario, Ohio 

 Aug.-Oct. 



Dry thickets and hillsides, Maine 

 and Florida. Also called Wild Basil, 



9. Koellia pycnanthemoides (Leavenw.) Kuntze 



Mint. (Fig. 3162.) 



Tullia pycnanthemoides Leavenw. Am. Journ. Sci. 



20: 343. pi. 5. 1830. 

 P. Tullia Benth. Lab. Gen. & Sp. 328. 1834. 

 K. pycnanthemoides Kuntze, Rev. Gen. PI. 520. 1891. 



Stem rather stout, pubescent nearly to the base, 

 2-3 high. Leaves membranous, petioled, mostly 

 ovate-lanceolate, acuminate or acute at the apex, 

 narrowed at the base, sharply serrate, pubescent 

 beneath, puberulent or glabrate above, lYz'sY' 

 long, Yz'-iyz' wide, the lower green, the upper 

 smaller and white-canescent on both sides; clusters 

 loose, villous and canescent, terminal and axil- 

 lary, i / -2 / broad, the flowers often secund; bracts 

 linear-oblong, acuminate or subulate-tipped, 

 spreading, mostly shorter than the mature clus- 

 ters; calyx-teeth very unequal, subulate, densely 

 villous, the longer about equalling the tube; 

 corolla-tube not exceeding the calyx. 



In dry woods and on hills, Virginia to Georgia and 

 Tennessee. Ascends to 3000 ft. in Virginia. July-Sept. 



Southern Mountain- 



10. Koellia albescens (T. &G.) Kuntze. 



White-leaved Mountain-Mint. (Fig. 3163.) 



P.albescensT.&G ;A. Gray, Am Journ. Sci. 42: 45. 1842. 

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



Stem slender, soft-pubescent nearly to the base, 

 i-2 high. Leaves ovate to ovate-lanceolate, peti- 

 oled, acute or subacuminate at the apex, narrowed 

 or sometimes rounded at the base, sharply serrate 

 or nearly entire, i'-zY*' lon S. /^ /_I X / wide, white- 

 canescent beneath, green above, or the upper canes- 

 cent on both sides; clusters loose, terminal and 

 axillary, densely canescent, not at all villous, at 

 length about 1/ broad; bracts linear, or the outer 

 broader, spreading, sometimes exceeding the clus- 

 ters; calyx densely canescent, its teeth triangular, 

 obtuse or acute, slightly unequal, one-fifth to one- 

 fourth as long as the tube; corolla-tube longer than 

 the calyx. 



In dry woods and thickets, southern Virginia to 

 Missouri and Arkansas, south to Florida and Texas. 

 July-Sept. 



