5. Scutellaria Pilosa Michx. Hairy Skullcap

Fig. 3579

Scutellaria pilosa Michx. Fl. Bor. Am. 2: 11. 1803. Scutellaria ovalifolia Pers. Syn. 2: 136. 1807. S. hirsuta Short, Transyl. Journ. Med. 8: 582. 1836. Scutellaria pilosa hirsuta A. Gray, Syn. Fl. 2: Part 1, 379. 1878.

Perennial, stem slender, simple or branched, hairy or downy below, sometimes hirsute, glandular-pubescent above, 1°-3° high. Leaves ovate, oval, or oblong, petioled, obtuse, or the upper subacute at the apex, crenate, 1'-3' long, narrowed or rounded at the base or the lower sub-cordate; racemes terminal, solitary or panicled, sometimes also in the upper axils; bracts oblong or spatulate, entire, longer than the pedicels; fruiting calyx about 3" long; corolla blue,6"-8" long, minutely puberulent or glabrous, its lower lip and lateral lobes somewhat shorter than the arched upper one; gynobase short.

In dry sandy woods and thickets, southern New York and Pennsylvania to Michigan, Missouri, Florida and Texas. Races differ in size and in pubescence. Ascends to 4000 ft. in North Carolina. May-July.

5 Scutellaria Pilosa Michx Hairy Skullcap 250

6. Scutellaria Integrifolia L. Larger Or Hyssop Skullcap

Fig. 3580

Scutellaria integrifolia L. Sp. Pl. 599. 1753. Scutellaria hyssopifolia L. Sp. Pl. 599. 1753.

Perennial, hoary with a minute down; stem slender, erect, rather strict, simple or branched, 6'-2 1/2° high. Leaves thin, linear to oblong, petioled, or the upper sessile, obtuse at the apex, entire, 1'-2' long, 2"-6" wide, or the lower ovate, lanceolate or nearly orbicular, obtuse and sometimes subcordate at the base, often crenate-dentate or incised; racemes solitary or several, terminal; bracts linear-oblong, subacute, longer than the pedicels; fruiting calyx 2"-3" long; corolla blue, or whitish underneath, 10"-15" long, its large lips nearly equal; gynobase short.

In fields, woods and thickets, Massachusetts to West Virginia, Tennessee, Arkansas, Florida, Louisiana and Texas. Consists of several races. May-Aug. Large-flowered scullcap.

6 Scutellaria Integrifolia L Larger Or Hyssop Skul 251

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.

6 Scutellaria Integrifolia L Larger Or Hyssop Skul 252

7. Scutellaria Resindsa Torr. Resinous Skullcap

Fig. 3581

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

S. 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, ascending, 6'-10' 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.