Mint Family. 135 



prairies; June-August; frequent in western Iowa; Page, Shelby, Fremont, 

 Polk, and Decatur counties; reported from Pottawattamie, Harrison, Story, 

 Fayette, and Muscatine counties. 



S. pitcheri Torr. Perennial; stem 2-5 feet high, branched; leaves linear 

 or linear-oblong, sessile or short-petioled, entire or dentate; corolla-tube ex- 

 serted. Forms from Muscatine county have been .referred to this western 

 species. (S. azurea var. tirandiflura Benth.) 



S. officinalis L. Shrubby; leaves lance-oblong, erenulate. This is the 

 garden sage; reported as an escape from Fayette county. 



MONARDA L. Ours erect perennials, with entire or toothed leaves, and 

 conspicuous flowers in bracted heads. Calyx elongated, cylindric, about 15- 

 nerved, nearly equally 5-toothed, throat usually hairy. Corolla tubular, 

 elongated, strongly 2-lipped; upper lip linear, erect, entire or but little 

 notched; lower spreading or reflexed, 3-lobed. Stamens 2, ascending beneath 

 the upper lip, inserted on the throat of the corolla. 



M. fistulosa L. Wllil Bcnjtttnot. Stem 2-4 feet high, glabrate to soft-pube- 

 scent, branched above; leaves ovate-lanceolate, acuminate, serrate, petioled; 

 heads solitary, terminal; calyx a little curved, hairy in the throat; corolla 

 exserted, 1-2 inches long, greenish-white, purple or purplish-dotted, upper 

 lip pubescent, linear, acute; stamens and style exserted from under the upper 

 lip. Prairies and opea woods; June-September; common. 



M. punctata L. Hmse-Mmt. Stem 2-3 feet high, whitish-downy; leaves 

 lanceolate, somewhat serrate, petioled, downy beneath; floral bracts yellow- 

 ish and purplish, sessile, longer than the flowers; heads axillary and termi- 

 nal; calyx-teeth short, rigid, soon spreading; corolla smoothish, yellowish, 

 upper lip purple-spotted. Sandy soil; July-September; infrequent; Dubuque, 

 Muscatine, Louisa, Des Moines, Cedar, Johnson, Linn, and Jefferson coun- 

 ties. 



BLEPHIL1A Raf. Perennials, with small purplish or bluish flowers in 

 dense axillary or terminal globose heads. Calyx 2-lipped, 13-nerved; upper 

 lip 3-toothed, lower 2-toothed. Corolla about equally 2-lipped. throat in- 

 flated; upper lip short, erect, entire; lower spreading, unequally 3-cleft. 

 Stamens 2, ascending, exserted. 



B. hirsuta (Pursh) Torr. Whole plant hairy; stem 1-3 feet high, widely 

 branched; leaves ovate or ovate-lanceolate, acuminate, base rounded or sub- 

 cordate, rather long-petioled, slightly serrate; bracts lanceolate to linear- 

 lanceolate; calyx hairy; corolla pale, a little pubescent, purple-spotted. Rich 

 woods; June-August; infrequent; Winneshiek, Jones, Jackson, Johnson, 

 Henry, and Dickinson counties; reported from Fayette and Story counties. 



B. ciliata (L.) Raf. Stem 1-2 feet high, simple or branched, downy; 

 leaves lanceolate or oblong-lanceolate, obtuse, obscurely serrate, short- 

 petioled or the upper sessile; leaves of the sterile shoots, ovate or oval, slen- 

 der-petioled, crenate-denticulate; outer bracts ovate, acute, colored, ciliate; 

 corolla hairy. Dry woods; June-August; infrequent; Henry county. 



LOPHANTHUS Benth. Erect perennials, with serrate petioled leaves, and 

 small flowers in dense sessile glomerules which are collected into continuous 

 or interrupted spikes. Floral leaves of short ovate acuminate bracts. Calyx 

 oblique, 15-nerved, 5-toothed, upper teeth longer. Corolla 2-lipped; upper 

 lip nearly erect, 2-lobed; lower spreading, 3-lobed, middle lobe crenate. 

 Stamens 4, exserted; upper pair declined; lower pair shorter, ascending, sur- 

 passing the upper pair. 



