LABIATAE. 



[Vol. III. 



4. Scutellaria cordifolia Muhl. Heart- 

 leaved vSkuUcap. (Fig. 3078.) 



Sciilellaria cordifolia Muhl. Cat. 56. i8i.i. 

 Sculellatia versicolor Null. Gen. 2: 38. 1818. 



Perennial, densely glandular-pubescent; stem 

 erect, usually stout, l°-3° high, often simple. 

 Leaves prominently veined, slender-petioled, 

 broadly ovate, crenate-dentate all around, 2'-4' 

 long, all but the uppermost cordate at the base; 

 racemes terminal, narrow, solitary or panicled; 

 bracts ovate, mostly entire, commonly longer than 

 the pedicels; fruiting calyx nearly 3" long; cor- 

 olla puberulent, io"-l2" long, blue with the 

 lower side lighter or white, its tube narrow, its 

 throat moderately dilated, its lateral lobes about 

 as long as the upper lip; gynobase short. 



In woods and thickets, especially along streams, 

 Pennsylvania to Florida, west to Wisconsin, .-Arkansas 

 and Te.\as. June-.\ug. 



5. Scutellaria pilosa Michx. Hairy Skullcap. 



Scutellaria pilosa Michx. Fl. Bor. Am. 2: 11. 1803. 

 Scutellaria ovalifolia Pers. Syn. 2; 136. 1807. 



Perennial, stem slender, simple or branched, 

 hairy or downy below, glandular-pubescent 

 above, i°-2;4° bigh. Leaves ovate, oval, or 

 oblong, petiolcd, obtuse, or the upper subacute 

 at the apex, crenate, i'-3' long, narrowed or 

 rounded at the base or the lower subcordate; 

 racemes terminal, solitary or panicled, some- 

 times 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 drj' sandy woods and thickets, southern New 

 York and Pennsylvania to Michigan, Florida and 

 Texas. Ascends to 4000 ft. in North Camlina. 

 May-July. 

 Scutellaria pilosa hirsiita (Short) A. Gray, Syn. Fl. 



2: Part i, 379. 1S78. 

 5. hirsula Short, Transyl. Joura. Med. 8; 5S2. 1836. 



Stouter, sometimes' 3° high, hirsute; leaves 

 larger, coarsely crenate. Virginia and Kentucky. 



6. Scutellaria integrifolia L. Larger 



or Hyssop Skullcap. (Fig. 30S0.) 



Scutellaria integrifolia L. Sp. PI. 599. 1753. 

 Scutellaria hyssopi/olia L. Sp. PI. 599. 1753. 



Perennial, hoary with a minute down; stem 

 slender, erect, rather strict, simple or branched, 

 6'-2° high. Leaves thin, linear to oblong, pct- 

 ioled, or the upper sessile, obtuse at the apex, 

 entire, i'-2' long, 2"-W 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, io"-i5" 

 long, its large lips nearly equal ; gynobase short 



In fields, woods and thickets, Connecticut and 

 Rhode Island to West Virginia, south to Florida, 

 Louisiana and Texas. Variable. May-.\ug. 



