

LABIA TAE. 7 8 9 



3. Physostegia intermedia (Nutt.) A. Gray. Slender Lion's Heart. 

 (I. F. f. 3102.) Stem slender, usually simple, 3-9 dm. high. Leaves remote, 

 narrowly lanceolate or linear, acute or acuminate, repand-denticulate, sessile, or 

 the lowest petioled, 5-8 cm. long; spikes slender; lower bracts often nearly as long 

 as the campanulate calyx; calyx-teeth acute, shorter than the tube; fruiting calyx 

 broadly oval. 4-5 mm. long; corolla much dilated above. On prairies, western 

 Ky. (according to Gray); La., Ark. and Tex. May-July. 



4. Physostegia parvifldra Nutt. Purple or Western Lion's Heart. 

 (I. F. f. 3103.) Stem usually simple, 3-9 dm. high. Leaves lanceolate, oblong- 

 lanceolate, or ovate-lanceolate, acute, acuminate or the lower obtuse, sharply serrate 

 or dentate, sessile or the lowest petioled, 7-10 cm. long; spikes long; bracts ovate 

 or ovate-lanceolate, acute, shorter than the calyx; fruiting calyx globose-oblong, 

 4-6 mm. long; corolla purple. In moist soil, Minn, to Neb., Br. Col. and Ore. 

 June-Aug. 



14. SYNANDRA Nutt. 



An annual or biennial, somewhat hirsute herb, with long-petioled ovate cordate 

 crenate leaves, and large white flowers in a terminal leafy-bracted spike. Calyx 

 campanulate-oblong, membranous, deeply 4-cleft, inflated in fruit, faintly veined, 

 the lobes narrowly lanceolate, the two upper shorter than the lower. Corolla much 

 longer than the calyx, its tube narrow below, much expanded above, 2-lipped; 

 upper lip concave, entire; lower lip spreading, 3-lobed. Filaments villous; anthers 

 glabrous, 2-celled, the sacs divaricate, the contiguous ones of the upper pair of 

 stamens sterile and connate. Nutlets ovoid, smooth, sharply angled. [Greek, 

 stamens-together.] A monotypic genus. 



1. Synandra hispidula (Michx.) Britton. Synandra. (I. F. f. 3104.) Stem 

 weak, 3-8 dm. long, striate. Leaves thin, palmately veined, the blade 5-10 cm. 

 long, and commonly shorter than the petiole; floral leaves sessile, ovate or ovate- 

 lanceolate, acute or acuminate; flowers solitary in their axils; uppermost leaves 

 very small; calyx hirsute, its lobes about as long as the tube; corolla 2.5-4 cm. 

 long, the lower lip with purple lines. Along streams and in wet woods, Ohio and 

 111. to Va. and Term. May-June. [S. grandi 'flora Nutt.] 



15. PHLOMIS L. 



Tall perennial herbs, or shrubs. Calyx tubular or tubular-campanulate, 5-10- 

 nerved. the limb mostly equally 5 -toothed. Corolla-tube usually with a woolly 

 ring within, the limb strongly 2-lipped; upper lip erect, concave, arched or some- 

 times keeled, entire or emarginate; lower lip spreading, 3-cleft. Anterior pair of 

 stamens the longer and their filaments with hooked appendages at the base; anther- 

 sacs divergent. Nutlets ovoid, glabrous, or pubescent above. [Greek, mullen, in 

 allusion to the thick woolly leaves of some species.] About 50 species, of the Old 

 World. 



1. Phlomis tuberosa L. Jerusalem Sage. (I. F. f. 3105.) Herbaceous 

 from a thick root; stem purplish, glabrous or loosely pubescent above, 9-18 dm. 

 tall. Lower leaves triangular-ovate, long-petioled, acuminate or acute, coarsely 

 dentate, deeply cordate, strongly veined, 1-2.5 dm. l° n g: upper leaves lanceolate, 

 short-petioled or sessile, truncate or sometimes narrowed at the base ; clusters 

 densely many-flowered; bractlets subulate; calyx 10-12 mm. long, its teeth setaceous 

 with a broader base, spreading; corolla 2-2.5 crn - l° n g> P a l e purple or white, 

 twice as long as the calyx, densely pubescent, and the margins of its upper lip 

 fringed with long hairs. In waste places, south shore of Lake Ontario. Nat. 

 from Europe. June-Sept. 



16. GALEOPSIS L. 



Erect annual herbs, with yellow red purple or mottled verticillate-clustered 

 flowers in the upper axils, or forming terminal spikes. Calyx campanulate or 

 tubular-campanulate, 5-10-nerved, 5 -toothed, the teeth nearly equal, spinulose. 

 Corolla-tube narrow, the throat expanded, the limb strongly 2-lipped ; upper lip 

 erect, concave, entire ; lower lip spreading, 3-cleft, the middle lobe obcordate or 

 emarginate. Anthers 2-celled, the sacs transversely 2-valved, the inner valve 



