LABIATJ. (MINT FAMILY.) 313 
fruiting calyx roundish, the teeth short and acute. — Near Wilmington, North 
Carolina. Introduced. — Stem 1°- 2° high. Corolla white. 
3. M. piperita, L. Smooth; stem creeping at the base, ascending, 
branched ; leaves ovate-oblong, acute, sharply serrate, rounded at the base, 
short-petioled ; spikes slender, interrupted ; bracts mostly longer than the 
whorls, the upper ones linear; calyx-teeth hairy.— Low ground. Introduced. 
July - Sept.— Stems 1°- 2° high. Flowers white or blue. 
4. LYCOPUS, L. 
Calyx bell-shaped, equally 4—5-toothed, naked at the throat. Corolla bell- 
shaped, exserted, equally 4-cleft. Fertile stamens 2, exserted ; the upper pair 
sterile, included or wanting: anther-cells parallel. Style 2-cleft at the apex. 
Natlets 3-angled, truncate at the apex, narrowed at the base. — Marsh or aquatic 
herbs, with long runners at the base. Leaves mostly toothed or pinnatifid. 
Whorls dense, axillary. Flowers small, sessile. \ 
l. L. Virginicus, L. Stem smoothish; leaves ovate-lanceolate, toothed- 
serrate, acute or acuminate at each end, roughened above; calyx-teeth 4, ovate, 
obtuse ; corolla small, exserted ; sterile stamens minute. — Ponds and ditches, 
Florida? and northward. Sept.— Stem 19-29 high. Leaves 1/-2' long. 
Flowers white. : 
2. L. sinuatus, Ell Stem smooth, much branched; leaves pinnatifid- 
toothed, ovate-oblong, tapering at each end; the upper ones narrower; calyx- - 
teeth 5, lanceolate-subulate, acute; corolla twice as long as the calyx; sterile 
Stamens minute or none. (L. exaltatus, Pursh.) 
Var. intermedius.  Closely pubescent or tomentose; stem simple or 
_ branched, very leafy ; leaves ovate-lanceolate, acuminate at each end, coarsely 
serrate, pale Beneath; whorls dense; calyx-teeth subulate, pubescent, nearly as 
long as the corolla; seeds pitted. 
Var. angustifolius, Benth. (L; angustifolius, Ell.)  Pubescent; stem 
Simple or sparingly branched; leaves sessile, lanceolate or linear, toothed- 
serrate or entire, resinous-dotted ; calyx-teeth subulate. — Ponds and ditches, 
Florida to Mississippi, and northward. Aug. - Oct. — Stem 2°-4° high. 
Leaves 9/—4' long. Flowers white. 
5. CUNILA, L. Drirraxx. 
Calyx tubular, 10-nerved, equally 5-toothed, hairy in the throat. Corolla 
*lipped ; the upper lip notched or entire, the lower 3-cleft. Stamens 2, distant, 
*xserted : anther-cells parallel. Style 2-cleft at the apex. Nutlets smooth. — 
Perennial herbs. Flowers small, in corymbose or crowded whorls. 
Ll. C. Mariana, L. Smooth; stem slender, much branched ; leaves ovate, — 
serrate, acute, rounded or cordate at the base, subsessile ; cymes loose, axillary —— 
and terminal, peduncled, mostly shorter than the leaves, corymbose ; calyx- — 
. eth lanceolate, acute, — Dry soil along the mountains, Georgia and 
July-Sept— Stem 1° high. Leavesl'long. Flowers purple. — 
