LAMIACEAE 1175 
laneeolate to ovate, 3-8 cm. long, shallowly rae , glabrous or nearly so, and 
alyx 4-5 
often prominently veined beneath: calyx long, puberulent; lobes 
triangular- -lanceolate and subulate-tipped: corolla 6-7 mm. long; tube glabrous 
within: nutlets narrowly ovoid, about 1.5 mm. long. —Woods in a Blue Ridge, 
—fall. 
N. C. pud Tenn.—Sum 
34. MAPPIA House. Perennial erect herbs, or woody plan Leaf- 
blades broad, entire or too $ owers in axillary cymes. d nearly 
regular, the lobes shorter mo the tube. 
Corolla 2-lipped: upper lip erect: lower lip 
3-lobed. Stamens 2, long-exserted.—A bout 
15 species, American. 
1. M. origanoides (L.) House. age 2—4 
dm. tall wiry: Pare blades ovate to ovate- 
TUA 1.5-2.5 em. long, serrate: prd 
2-2.05 mm. long; ine ovate to deltoid: 
corolla purplish, 4-5 mm. long. [Cunila 
mariana L. C. oe S ere ton]— 
(DITTANY. STONE-MINT.)— , thickets, 
and open hillsides, often in ame un t acid 
soil, N Fla. to Tex., Mo., and N. Y— Sum .— 
oth the Am m 
can aborigines a nd of the oe a from e It was used in cases of 
**eolds?? and of fevers, and also for making a tea 
35. LYCOPUS [Tourn.] L. Perennial, erect or creeping, often stolon- 
iferous herbs. Leaf-blades entire, toothed, or pinnatifid. Flowers whitish to 
lavender in dense axillary eymes. Calyx regular or nearly so: lobes longer than 
the tube or shorter. Corolla diae 2- eee upper lip notched: lower lip 
nearly equally 3-lobed. Sta Abou species, natives of the north 
temperate ME OMM. Cep, dudas qu cd. 
Calyx-lobes ovate to elliptie or elliptic-lanceolate, 4 or 5: nut- 
lets exceeding the calyx I. VIRGINICI. 
Calyx-lobes subulate to dence olate (ovate, acuminate in No. 8), 
mostly 5: nutlets not exceeding the calyx. 
Corolla c as long as the calyx: bracts minute: blades of 
the lower leaves merely toothed. II. RUBELLI. 
oe Bur little longer than the calyx; blades of the lower 
leaves pinnatifid. III. PINNATIFIDI. 
VIRGINICI 
Corolla 1.5-2 mm. long: style included. 1. L. virginicus. 
Corolla 2-3 mm. long: style exserted. 2. L. uniflorus. 
II. RU 
E manifestly petioled, or with petiole- like base 
tem glabrous or merely puberulent: calyx ao or 
nearly so; lobes r 3. L. rubellus. 
Stem copiously pubescent: calyx closely pubescent; lobes, at 
least the upper ons recurved. 4. L. velutinus. 
Leaf-blades sessile or nearly so, sometimes partly clasping. 
tem glabrous, at least below : bracts subtending the cymes 
gradually narrowed at the base. 5. L. sessilifolius. 
ibd densely puberulent or finely pubescent: bracts subtend- 
g the cymes truncate at the base. .. L. pubens. 
PINNATIF 
III. 
Stem and leaves usually glabrous or glabrate: calys-lobes acute, > 
short awn- tipped : leaf-blades with acute serratio T. L. americanus, 
