loS 



LABIATAE. 



VOL. III. 



Scutellaria Drummondii Benth., a low annual villous species with flowers solitary in the axils, 

 admitted into our first edition as recorded from Kansas, is not definitely known north of Texas. 



7. Scutellaria resinosa Torr. Resinous 

 Skullcap. Fig. 3581. 



.S". resinosa Torr. Ann. Lye. N. Y. 2 : 232. 1827. 



5". Wrightii A. Gray, Proc. Am. Acad. 8: 370. 1872. 



Perennial from a thick woody root, minutely 

 canescent or puberulent and usually resiniferous; 

 stems rather slender, rigid, tufted, leafy, ascend- 

 ing, 6'-io' high. Leaves ovate, oval, or oblong, 

 sessile, or the lower short-petioled, entire, obtuse 

 at the apex, mostly narrowed at the base, 3" -6" 

 long ; flowers solitary in the axils ; fruiting calyx 

 nearly 3" long; corolla violet or nearly white, 

 very pubescent, 6"-8" long, its tube narrow and 

 lips nearly equal ; gynobase short. 



On dry plains, Nebraska and Kansas to Texas and 

 Arizona. May-Aug. 



8. Scutellaria parvula Michx. Small Skull- 

 cap. Fig. 3582. 



S. parvula Michx. Fl. Bor. Am. 2: n. 1803. 



Scutellaria ambigua Nutt. Gen. 2: 37. 1818. 



5". parvula var. mollis A. Gray, Syn. Fl. 2 1 : ^80. 



1878. 

 5". campcstris Britton, Mem. Torr. Club 5 : 283. 



1894. 



Glabrous, or quite densely pubescent, sometimes 

 slightly glandular, perennial by slender tuberous- 

 thickened rootstocks; stems erect or ascending, 

 very slender, usually branched, 3' -12' tall. Leaves 

 ovate, oval or lanceolate, or the lower nearly 

 orbicular, entire and sessile, or the lower dentate 

 and petioled, 3"-i2" long; flowers solitary in 

 the axils ; fruiting calyx about 2" long ; corolla 

 2" 4" long, violet, pubescent ; gynobase short. 



In sandy soil, Quebec to Ontario, South Dakota, 

 Florida, Nebraska and Texas. Races differ in pu- 

 bescence and in leaf-form. April-July. Little scull- 

 cap. 



9. Scutellaria Brittonii Porter. Britton's 

 Skullcap. Fig. 3583. 



Scutellaria resinosa A. Gray, Syn. Fl. 2: Part i, 381. 

 1878. Not Torr. 1827. 



Scutellaria Brittonii Porter, Bull. Torr. Club 21: 177. 

 1894. 



Perennial by tuberous-thickened rootstocks, vis- 

 cidly glandular, pubescent or puberulent, branched 

 from the base ; stems erect, 4'-8' high, leafy. 

 Leaves oblong or oval, sessile and entire or the 

 lowest short-petioled and slightly crenulate, ob- 

 tuse at the apex, rather prominently veined on 

 the lower surface, 6"-i 2" long, the upper scarcely 

 smaller; flowers solitary in the axils; pedicels 

 mostly shorter than the calyx ; corolla pubescent, 

 blue, io"-i5" long, the tube narrow below, en- 

 larged above into the throat ; gynobase short. 



Nebraska (according to Coulter) ; Colorado and 

 Wyoming. June July. 



