364 LABIATAE. 



rowed at base, undulate-margined, 1% in. long or less; bracts villous, broadly 

 ovate of almosl round, thin, and somewhat scarious, whitish or pinkish, obtuse 

 or acute, without cross veinlets between the parallel nerves; calyx-teeth 

 triangular, or somewhat oblong, not cuspidate; corolla rose-purple. 



Hills near the sea: Pt. Reyes, San Francisco and southward to Southern 

 California. June. 



4. M. villosa Benth. Coyote Mint. Stems mostly simple, clustered, 

 tough or somewhat suffrutescenl at base, •"•, to 1% ft. high; herbage finely 

 pubescent; leaves green on both faces, round-ovate to lanceolate, entire or 

 more commonly serrate, % to 1 in. long, on petioles 2 or 3 lines long; bracts 

 ovate, foliac.eous, pinnately veined; flowers purple to pink, or dull white. 



Coast Ranges on dry rocky hills ; in typical form near the sea, San Fran- 

 cisco, Monterey and Santa Lucia Mts. Varying greatly in pubescence, foliage 

 and general aspect. Var. interior Jepson. Leaves coarsely few-toothed, the 

 teeth sometimes salient; heads large. — Vaca Mts. 



5. M. viridis Jepson. Suffrutescent, diffuse, the stems 2 or 3 ft. long; 

 Leaves rhomboidal to oblong-obtusish, narrowed at base to a slender petiole, 

 the whole */> to l 1 /^ in. long, bright green on the upper face, white-lanate on 

 the lower; heads on long and almost naked peduncles; bracts thick; flowers 

 Lavender-color. 



Napa Kange. 



16. LYCOPUS L. Water Horehound. 



Perennials of low grounds or river marshes, similar to Mentha, but bitter 

 and much less aromatic. Flowers small, white or whitish, in sessile capitate 

 glomerules, apparently whorled, the upper axils flowerless. Calyx campanulate, 

 4 to 5-toothed (naked in the throat). Upper lobe of corolla entire. Fertile 

 stamens 2, the upper pair without anthers, the tips of the filaments in ours 

 thickened. Nutlets with thickened margins. (Greek lukos, wolf, and pous, 

 foot, perhaps on account of the shape of the leaves in the original species.) 



Leaves petioled, irregularly and incisely toothed 1. L. atnericanus. 



Leaves sessile, regularly seriate 2. L. lucid us. 



1. L. americanus Muhl. Stem erect, branching above, 2 to 3 ft. high, 

 very acutely 4-angled, from creeping rootstocks, not bearing stolons; herbage 

 nearly glabrous; leaves broadly or narrowly lanceolate, incisely toothed or 

 laciniate-pinnatifid, narrowed at base into a slender petiole, lLj to 2 in. Long; 

 calyx-teeth acute; rudiments of sterile stamens conspicuous; inner angle of 

 nutlet granulose at apex. — (L. sinuatus Ell.) 



Lower Sacramento .River ; San Francisco. Sept. -Oct. 



2. L. lucidus TurCZ. Stems stoutish, not so sharply angled, perennial by 



Btolons; Leaves broadly or narrowly oblong, coarsely and incisely toothed, 

 Bessile, the lower :; in. Long and :; i in. wide, the upper reduced; calyx-teeth 

 attenuate-subulate. 



Salt marshes: Snisnn; Benicia; San Francisco. Aug. 



17. MENTHA L. Mint. 

 Very odorous perennial herbs, mostly with slender creeping rootstocks, 

 usually tomentose or hairy and with rather small flowers in whorls, which 

 are either remote or spicate or capitate. Calyx campanulate or Bhort-tubular, 

 commonly 5-toothed, nearly regular, or bilabiate. Corolla with a short tube; 

 upper lip emarginate, scarcely or not at all Larger than the 3-lobed lower 





