1150 LAMIACEAE 
ud leaves with petioles less than 4% as long as the 
lades 
Leaf blades suborbicular to broadly ovate: inflores- 
cence pubescent with short close-set hairs 6. S. Oemulgee. 
Leaf-blades ovate to ovate-lanceolate, calves in- 
florescence pubescent with villous hairs. 7. S. Cuthbertii. 
Larger des with petioles over l5 as long as the 
Corolla less than 15 mm. long. 8. S. arguta. 
Corolla over 15 mm. lon 9 
Foliage poem PE with acerca hairs at the nodes of 
the stem and in the inflorescence. 10. S. saxatilis. 
IV. SERRATAE 
Corolla less than 2 c 
Le "d a EEO abov 
Corolla pubescent : Gage not glandular-pubescent. 11. S. incana. 
Corolla glabrous or nearly so: calyx glandular- 
pubescent. . S. alabamensis. 
Leaf-blades pubesce 
Leaf-blades in m Ene serrate. 13. S. Altamaha. 
DR d b obtuse, coarsely crenate. 14. S. ovalifolia. 
Corolla Fe 2c EH 
Foliage sabre nearly so: inflorescence not 
branched, ap a raceme-like. 5. S. serrata. 
p 
Poiape especially the stem, “finel y and closely pubes- 
ent: inflorescence branched, thus showing its 
paniculata Pu 
Corolla between 2 and 2.5 s S 16. S. Mellichampii. 
Corolla between 2.5 and 3 c lon 
Leaf-blades acute, "relatively er corolla nearly 
labrous. 
DOE obtuse, relatively small: corolla 
. montana. 
art 
~] 
Nn 
18. S. arenicola. 
. ÍNTEGRIFOLIAE 
Upper lip of the corolla shorter than the throat. 
Leaf-blades and corollas glabrous or nearly so. 19. S. glabriuscula. 
Leaf-bl a es and corollas variously pubescent. 
Upper lip of the corolla exceeding the lowe 20. S. integrifolia. 
Ue ib of the corolla exceeded by the em 21. S. multiglandulosa. 
Upper lip of the corolla longer than the throat. 22. S. floridana. 
VI. NERV 
Slender plant: blades of the lower leaves slender. Daoa 
those of the upper ones sessile : bracts nearly e 23. S. nervosa. 
S. lateriflora L. Plant erect or recl ining, 2-10 dm. long, glabrous or 
puberu ulent above: ed bend thinnish, ovate to ovate- lanceolate, 2-6 cm. long, 
eoarsely-serrate: flow eeund and erowded 
1 eral 
in lat racemes rit, coming 3—4 mm 
long: corol —7 mm. long: nutlets about BES 
1 mm. g.—(Map-Doc SK j— = 
aea stream-banks, and ee various 
pro Fla. to N. M., B. C., Ont., and 
Ne irr ox —fall. 
2. S. epilobifolia Hamilt. Plant 2-9 dm 
tall, som 
Tende olate to ovate-laneeolate, 2-6 em. long, 
dodi s very short petioled or ses- 
sile: calyx becoming 6—7 mm. long: corolla 
= out mm. 
galericulata (Chapm. Fl. Fl. . 8.) ]— 
Wet thickets un swamps, Blue Ridge and more northern ea N. C. to 
Tenn., Nebr., N. M., Ariz., Alas., Ont., and Newf.—Sum.—fal 
3. S. havanensis J acq. Plant 1-3 dm. tall, hoary-pubescent: leaf-blades 
orbieular-ovate to ovate, 3-6 mm. long, those of the lower ones sometimes shal- 
