1178 LAMIACEAE 
various provinces, Fla. to Tex., Calif., Nebr., and Newf. Nat. of Eu.—(Menz.) 
—Sum.—fall. 
3. M. canadensis L. Stem 2-6 dm. tall, loosely pubescent: leaf-blades lanceo- 
late, elliptic, or elliptic- peo d. 2—7 em. long, serrate, narrow-based, the 
floral ones with petioles as long as the flower-clusters: calyx about 2.5-3 mm. 
long; tube loosely pubescent: ole lavender or white; upper lip mostly 
obtuse.—Thickets and low sandy places, various provinces, rarely Coastal Plain, 
N. C. to N. M., B. ©., Man., and N. B.—Sum.—fall. 
4. aquatica L. Stem 2-6 dm. long or more, pubescent with recurved hairs: 
le af-blades broadly ovate, or orbicular-ovate, 1—4 cm. long, or di p 
rather sharply serrate, those of the floral leaves educed: 
long: tube pubescent with short spreading hairs; lobes Duet. iion X a as 
long as the tube: corolla lavender, about 5 mm. lon mau MINT.)—Road- 
side m and wet places, various provinces, Ga. to N. S. Nat. of Eu.— 
Sum 
5. M. piperita L. Stem 2-7 dm. tall, glabrous: leaf-blades en ae 
ovate, elliptic-lanceolate, or lanceolate, 1.5-5 em. long, sharply s 
2.5-9 mm. long; lobes su rd m shorter than the cylindric campanulate 
tube: corolla light-violet, 3.5—4 long.—( PEPPER 
roadsides s, and stream mvbanks, various gl UM Fla. to Ark. "Calif, Ont., and 
N Nat. of Eu.—(W I= —Sum.-fall. 
6. M. citrata Ehrh. Stem 3-11 dm. long, glabrous or nearly so: leaf-blades 
ovate to orbicular-ovate, 1.5—4 cm. long, sharply serrate: calyx 3.5-4 mm 
: ong; lobes bi shorter than the cylindrie-turbinate tube: [e lavender 
whitish, about 4.5 mm. rm et places, various provinces, Ga. to Mo. and 
Conn. Nat. of ^ —(W. I.)—Sum.-fall. 
7. M. spicata L. Stem 2-5 dm. tall, glabrous or nearly so: ju gon elliptie 
or elliptic-lanceolate, 3-6 em. long, sharply serrate: calyx . long; 
lobes bonis - long ip e campanulate tube: corolla de Fer m. long. 
i L.]— (Sre MINT.)—Waste-places, fields, and roads ides, pd 
Ee "Fla. to Kans. T “Ont., and N. B. Nat. of Bu OV. I. \— Sum. —fall. 
ma 
rotundifolia (L.) Huds. Stem i dm. tall, ias MALUS 
leaf- rum elliptic, oval, or T 2— ane . long, finel errate, often partly 
elasping: ealyx becoming about mu Tone. lobes slightly shorte er than the 
eampanulate tube: corolla lave Bee or pale-lilac, 2.5-3 mm. long.—Open 
grounds and thickets, various B ces, Fla. to Tex., Ark., and Ne Nat. of 
Eu.—(W. I., Mez., s. A.) —Sum.-fall. 
37. MICHELIELLA Briq. Perennial erect herbs. Leaf-blades rather 
coarsely toothed. Flowers in panicles. Calyx 2-lipped: upper lip with 3 short 
lobes: lower lip with 2 narrow lobes. Corolla 2- on middle lobe of the lower 
lip fringed. Stamens 4.—Two species.—STONE-ROOT 
Leaves 4, or rarely 6, approximate, sometimes almost whorled at the top of the 
stem. . . 1l. M. verticillata. 
Leaves several, in pairs along the stem. 2. M. anisata. 
l. M. verticillata (Baldw.) Briq. Stem 1-5 dm. tall, finely pubescent: leaf- 
blades thin, ovate to obovate or euneate-obovate, 8-16 cm. long: calyx becoming 
