LAlilAT.K. (mint FAMILY.) 323 



I 

 ones ovato, sessile ; racemes tcnniiii^l and axillary, inany-flowercd, visrid ; calyx 

 hairy; lateral loltes of t'lC corolla conspicuous. (S. conlifolia, Maid.) — Dry 

 open woods in the upper districts. July -Sept. — Stem 2°-3° liij:li. Leaves 

 2'- 4' long, liaccmcs .1' C long. Corolla C"-8" long, blue and white. 



Var. minor. Small (0'- 12') ; leaves tomentose, finely crenatc ; the lowest 

 ones orbicular, the npjicr ovate-lanceolate, truncated at the base (i'-l' long), 

 the flora! ones narrower. (S. saxatilis (i ? pilosior, Bcnlh. ?) — Dry woods, ucar 

 Washington, Wilkes County, Georgia. August. 



2. S. arguta, Buckley. Stem somewhat procumbent, pubescent ; leaves 

 ovate, cordate, coarsely crenatc, on long pubescent petioles, nearly smooth ; 

 racemes axillary and terminal ; flowers small. — Black Mountain, North Caro- 

 lina, Bucldry. July and Aug. — Stem 8' - 12' long. Leaves li' - 2' long, paler 

 beneath, shorter than the petioles. 



3. S. caneseens, Nutt., var. ? punctata. Stem erect, tomontoso, branched 

 above ; leaves ovate or oblong-ovate, acute, smoothish, paler and strongly veined 

 beneath, resinous-dotted on l)Oth sides, short-pctioled, the lower ones cordate, 

 the upper and floral ones lanceolate, tapering at the base ; racemes simple, axil- 

 lary and terminal, pubescent, many-flowered; corolla blue and white. — Dry 

 open woods, Florida and Georgia. July and Aug. — Stem 2° h.igh. Leaves 

 l-|-'-2' long, 2-3 (imcs as long as the i)ubcscent petioles. Corolla 8" -9" long. 



4. S. serrata, Andr. Smooth; stem erect, branched ; leaves ovato, acute, 

 smooth and green on both sides, decurrcnt into the margined petiole, the floral 

 ones small, lanceolate ; racemes short, simple, few-flowered, 1-sided ; calyx 

 mostly hairy ; corolla large, blue. — Dry woods, North Carolina. — Stem 2° - 3° 

 high. Leaves 1 ' - U' long. Corolla 1' long. 



f>. S. pilosa, Miciix. Hairy; stem simple or sparingly branched ; leaves 

 distant, ovate, obtuse, coarsely crenate ; the lowest rounded at the base, the 

 upper ones abruptly short-pctioled, the floral ones spatulate, obtuse ; racemes 

 short, few-flowered ; corolla pale blue. — Dry sandy soil, Florida to Mississippi, 

 and northward. July and Aug. — Stem l°-2° high. Leaves r-2' long. Co- 

 rolla 8" -9" long. 



6 S. villosa, LIl. Stem erect, branching, villous ; leaves large, lanceo- 

 late, acute at each end, coarsely toothed, villous beneath, hispid above; I'aecmes 

 paniculate, with the flowers crowded. — Georgia, between the Ocmnlgec and 

 Flint Kwcra, J-J/iult. May - July. — Stem 2° -3° high. Leaves 3'-4i' long, 

 on petioles V long. ( * ) 



H- H-* Upper andjhral Icai'es alike, entire, nearhj sessile; (he lower broader, 

 petioled, and mosdij crenate. 

 7. S. iategrifolia, L. Pubescent throughout; stem mostly simple (G'- 

 12' high); leaves small (i'- 1' long), lanceolate, obtuse, entire, tapering down- 

 ward, sessile; the lowest ovate or obovate, short-])etioled, crenate oi* entire, the 

 lower floral ones sometimes longer than the flowers ; racemes leafy, few - many- 

 flowered. — Dry sandy soil, Florida to North Carolina, and westward. 



Var. major. St;m taller (l°-2° high), branching; leaves largfr (I'-"2' 

 long) ; the upper oblong, entire, tapering into a petiole, the lower ovato or cor- 



