This section is from the book "An Illustrated Flora Of The Northern United States, Canada And The British Possessions Vol3", by Nathaniel Lord Britton, Addison Brown. Also available from Amazon: An Illustrated Flora of the Northern United States, Canada and the British Possessions. 3 Volume Set..
Monarda clinopodia L. Sp. Pl. 22. 1753. Pycnanthemum Monardella Michx. Fl. Bor. Am. 2: 8. pl. 34. 1803.
Perennial; stem slender, simple, or with few long ascending branches, glabrous or somewhat villous, 1°-3° high. Leaves lanceolate, ovate or ovate-lanceolate, membranous, bright green, mostly slender-petioled, more or less villous on the veins beneath and puberulent above, acuminate at the apex, rounded, narrowed or rarely subcordate at the base,sharply serrate, 2'-4' long, 1/2'-2' wide; clusters solitary, terminal; bracts pale or white; calyx curved, nearly glabrous without, somewhat hirsute in the throat, its teeth subulate, slightly spreading, about as long as the diameter of the tube; corolla whitish or yellowish-pink, slightly pubescent, io"-I2" long; stamens exserted.
Monarda fistulosa L. Sp. Pl. 22. 1753.
Perennial, villous-pubescent or glabrate; stem slender, usually branched, 2°-3° high. Leaves thin but not membranous, green, usually slender-petioled, lanceolate, ovate or ovate-lanceolate, acuminate at the apex, serrate, rounded, narrowed or sometimes cordate at the base, 11/2'-4' long, 1/2'- 21/2' wide; clusters solitary and terminal, or rarely also in the uppermost axils; bracts whitish or purplish; calyx puberulent or glabrous, densely villous in the throat, its subulate teeth rarely longer than the diameter of the tube; corolla pubescent, especially on the upper lip, yellowish-pink, lilac or purplish, 1'-1 1/2' long; stamens exserted.
On dry hills and in thickets, Maine and Ontario to Minnesota, Florida, Louisiana and Kansas. Ascends to 2500 ft. in Virginia. Oswego-tea. June-Sept.
Part 1, 374. 1878. M. fistulosa var. media A. Gray, loc. cit. 1878.
Perennial, sparingly hairy or glabrate; stem stout, commonly branched, 2°-31/2° high. Leaves thin, but not membranous, dark green, ovate or ovate-lanceolate, or the uppermost lanceolate, slender-petioled, acuminate at the apex, sharply toothed, usually rounded at the base, 3'-5' long, 1'-3' wide; flower-clusters terminal, solitary, large; bracts deep purple, very conspicuous; calyx curved, glabrous, or very nearly so, slightly villous in the throat, teeth slightly spreading; corolla purple or purple-red, about 1 1/2' long, its upper lip pubescent; stamens exserted.
In moist thickets, Maine and Ontario to Pennsylvania and Virginia. June-Aug.
Perennial; stem slender, puberulent at least above, usually branched, 1°- 3 1/2° high. Leaves thick or firm, pale, usually short-petioled, acuminate or acute at the apex, rounded, narrowed or cordate at the base, sharply or sparingly serrate, canescent or puberulent, rarely nearly glabrous, sometimes with a few scattered spreading hairs on the veins or petiole, l' - 3 1/2' long, 1/2' - 1' wide; flower-clusters terminal, solitary; bracts green or slightly pink, calyx puberulent, often hairy at the summit, densely villous in the throat, its short pointed teeth nearly erect; corolla yellowish, lilac or pink, about 1 1/4' long, pubescent, sometimes glandular; stamens exserted.
On prairies and plains, mostly in dry soil, Maine to Ontario, British Columbia, Alabama, Nebraska, Missouri, Texas and Colorado. June-Aug.