332 
LABIATJE. (MINT FAMILY.) 
3-cleft, the middle lobe broadest. Stamens 4, included in the 
tube of the corolla : anther-cells divergent and somewhat conflu¬ 
ent. Achenia obtuse. — Whitish-woolly bitter-aromatic perenni¬ 
als, branched at the base, with rugose and crenate or cut leaves, 
the floral nearly similar and exceeding the whorls. (A name of 
Pliny, said to be derived from the Hebrew marrob, a bitter juice.) 
1. HI. vulgiire, L. (Common Horehound.) Stems ascend¬ 
ing* leaves round-ovate, petioled, crenate-toothed ; flowers in distant 
and dense capitate whorls; calyx with 10 recurved teeth, the alter¬ 
nate ones shorter. — This well-known herb has escaped from gardens, 
and is naturalized in many places. Aug. — Corolla small, white. 
29. BALLOT A, L. Fetid Horehound. 
Calyx nearly funnel-form, the 10-ribbed tube expanded above 
into a spreading regular border, with 5-10 teeth. Anthers ex- 
serted beyond the tube of the corolla, approximate in pairs. Oth¬ 
erwise nearly as in Marrubium. (The Greek name, of uncertain 
origin.) 
1. B. nigra, L. (Black Horehound.) More or less hairv 
but green, erect; leaves ovate, toothed; whorls many-flowered, 
dense ; calyx-teeth 5, awl-pointed from a broad base, longer than the 
tube of the purplish corolla. 1J. — Waste places, sparingly natural¬ 
ized, Massachusetts and Connecticut. Aug. — A homely fetid plant. 
PHLOMIS, L. Jerusalem Sage. 
t Calyx tubular, 5 - 10-ribbed, truncate or equally 5 -toothed. 
Upper lip of the corolla arched; the lower spreading, 3-cleft. 
Stamens 4, ascending and approximate in pairs under the upper 
lip, the filaments of the upper pair with an awl-shaped appendage 
at the base : anther-cells divergent and confluent. — Leaves ru¬ 
gose. Whorls dense and many-flowered, axillary, remote, bract- 
e< *' Greek name of a woolly species, employed by Hi 08 " 
corides, of obscure derivation.) 
L P. tuberosa, L. Tall (3P- 5° high), nearly smooth ; leaves 
arge, ovate-heart-shaped, crenate, petioled; the floral oblong-lance¬ 
olate ; bracts awl-shaped, hairy ; calyx-teeth awl-shaped and spread¬ 
ing from a very short truncate and notched base ; upper lip of the 
purple corolla densely bearded with white hairs on the inside. U 
Naturalized on the shore of Lake Ontario near Rochester, Prof. Had * 
ley, Prof. Dewey. 
