Scutellaria. LABIATiE. 379 



Var. arglita. Pilose-pubescent : thin leaves narrower, acutish, more deeply crenate- 

 dentate. — S. arijuta, Buckley in Am. Jour. Sci. xlv. 175 ; Cliapni. Fl. 323. ^'. saxatiUs, 

 var. 'i pilosior, Bentli. 1. c, at least in part. <S'. C/iaDuedrys, Shuttlewortli in Ind. Sem. Lips., 

 on char. — Mountains of Carolina and Georgia. 



-J— -t— Caiiline leaves creiiate-dentafe or serrate, only the lowest if any cordate at base, more or 

 less petioled : lateral lobes of the blue corolla shorter than the galeate upper lip and more con- 

 nected witii it. 

 ++ Corolla a full inch long, nearly glabrous : stem (a foot or two high) and loosely flowered some- 

 wiiat leafy erect raceme simple, Or rarely a pair of racemes at the base of the terndnal one: 

 leaves (3 to 5 pairs) coarsely and siiarply serrate, acute or acuminate, mostly acute at base, 2 to 4 

 inches long; the lowest lloral usually large and similar; upper entire and lanceolate. 



S. montana, Chapm. Soft-pubescent : leaves oblong-ovate or the lowest subcordate : 

 calyx velvety-pubescent : tube of the corolla ampliate upward, and the lips very broad, 

 the upi)er emarginate. — Bot. Gazette, iii. 11. — Dry woods and fields, in the motmtains of 

 the north-western part of Georgia, Chapman. 



S. serrata, Andr. Glabrous, or obscurely pubescent : leaves thin, ovate or ovate-ob- 

 long: corolla with narrow tube, moderately ampliate throat, and rather narrow upper lip. 

 — Bot. Rep. t. 41)4 ; Benth. in DC. 1. c. 422. — Woods, Penn. to Illinois and N. Carolina. 

 ++ ++ Corolla two-thirds or three-fourths inch long, canescently puberuleut : racemes numerous, 

 thvrsoid-paniculate, many-flowered. 



S. canescens, Nutt. Minutely and canesccntl}^ pubescent : stem 2 to 4 feet high, 

 leafy : leaves from oblong-ovate to lanceolate-oblong, crenate-serrate, acute (3 or 4 inches 

 long), the base obtuse or rounded, or of the uppermost acute, and lowest occasionally sub- 

 cordate, the upper surface green and glabrous, the lower canescent, as also the racemes 

 and especially the calyx : upper lip of corolla considerably surpassing the lower. — Gen. 

 ii. 38 ; Benth. 1. c. S. pube.scens & S. incana, Mulil. Cat. .S. serrata, Spreng. Syst. ii. 703, 

 not Andr. — Iviver-banks, W. Canada and Penn. to Illinois, and the mountains of Carolina 

 and N. Alabama. Varies with the foliage greener, only a little paler beneath, and in 



Var. punctata, Chapm., glabrate and minutely punctate beneath. — Georgia and 

 Florida, (.'hapman. 



+^ -i-^ -i-i- Corolla half inch long, nearly glabrous : raceme simple and ternunal, or also from the 

 axils of one or two pairs of leaves. 



S. pilosa, Michx. Hirsute-pubescent : stem slender, a foot or two high : leaves rather 

 renu)te, oblong-ovate, obtuse, crenate, veiny (inch or two long) ; the lower subcordate and 

 slender-petioled ; upper cuneate at base and subsessile ; floral oblong : bracts of the oblong 

 raceme spatulate. — Fl. ii. 11 ; Benth. I.e. S. Caroliniana, Walt. Car. 163? S. ellijitica, 

 Muhl. Cat. 1 S. polijmorjiha, C. Hamilton, Monogr. .30, in part, ex Benth. — Dry or sterile 

 ground, S. New York and Michigan to Florida and Texas. 



Var. hirsiita, a large form, sometimes nearly 3 feet high, more hirsute : larger leaves 

 2 or 3 inches long, very c'oarsely crenate. — 5. hirsuta, Short, Cat. PI. Kentucky. — Richer 

 soil, Kentucky, SliDit. 



Var. OValifolia, Benth., a form with shorter and finer pubescence, and narrower 

 less veiny leaves. — S. ocalifolia, Pers. Syn. ii. 130. — New Jersey to Virginia. 

 S. viLLOSA, Ell. Sk. ii. 90, from upper part of Georgia (villous, and with lanceolate leaves 



3 or 4| inches long, coarsely dentate and acute at both ends, brachiate racemes, but flowers 



not seen), is not identified. 



+- ^^ H— Cauline leaves entire (except in the first species), obtuse, narrowed at base: racemes 

 mostly simple and terminal, leafy below: corolla blue, upwardly mucli ampliate and with large 

 lips. 

 -H- Those mucti shorter than the downwardly attenuate tubular portion: pubescence wholly soft 

 or cinereous. 



S. integrifolia, L. Manifestly pid)escent or puberulent : stems mostly simple from a 

 fibrous root, 8 to 20 inches high, slender: leaves thinnish, from oblong to nearly linear, an 

 inch or more long ; the upper narrowed at base and subsessile or short-petioled ; lowest 

 varying to ovate or even cordate and slender-petioled, often with a few coarse crenatures 

 or obtuse teeth: corolla slightly pubescent, near an inch long; lower lip about equalling 

 the upper: anthers long-ciliate : nutlets tuberculate. — (Pink. Aim. t. 313, fig. 4.) S. inle- 

 (/ri/olia & S. lii/ssoj>i folia, L. Spec. ii. 500, the latter a narrow-leaved form. S. Carol itiiana, 

 Lam. 111. t. 515, fig. 3. S. poli/morjiha, A. Hanulton, Monogr. 38, in part. — Dry ground, 

 New England to Florida and Texas. 



