384 LABIATE. Macbridea. 



emarginate: corolla rose-purple (streaked with a deeper hue and white); its upper lip 

 entire. — M. pulchella, Benth. Lab. 505, & DC. Prodr. xii.»435. Thymbra Carol iniana & Pra- 

 sium incarnatum, "Walt. Car. ex Benth. Melittis Caroliniana, Spreng. Syst. ii. 700. — Pine- 

 barren swamps, southern borders of N. Carolina to Georgia and Alabama. 

 M. alba, Ckapm. 1. c. Leaves spatulate-oblong or oblanceolate, obtuse, thickish, all but 

 the lowest sessile ; floral ones round-ovate or orbicular : lateral lobes of the calyx strongly 

 emarginate or 2-clef t : corolla white ; its upper lip emarginate. — Low pine-barrens, W. 

 Florida near the coast, Chapman. 



42. SYNANDRA, Nutt. (2vv, together, and dvi]Q, for anther, the pos- 

 terior and sterile anthers connate.) — Single species, large-flowered, and with the 

 aspect of Lamium. 



S. grandiflora, Nutt. Fibrous-rooted biennial, a foot or two high, hirsute : leaves mem- 

 branaceous, cordate, coarsely crenate, all but the floral long-petioled ; these reduced to 

 ovate sessile bracts, each subtending a single flower : corolla inch and a half long, white or 

 nearly so : filaments bearded. — Gen. ii. 29 ; Benth. 1. c. — Shady banks of streams, S. Ohio 

 to Illinois and Tennessee : in spring. ' 



43. MARRLTBIUM, Tourn. Horehound. (From Hebrew word, mean- 

 ing bitter.) — Perennials; all natives of the Old World, but one species widely 

 dispersed and naturalized, viz. 



M. vulgAre, L. Hoary-woolly, branched from the base, aromatic-bitter (hence used in 

 popular medicine) : leaves roundish, crenate, very rugose-veiny : flowers verticillastrate- 

 capitate in the upper axils : calyx with 10 short recurving teeth, these and the bracts at 

 length hooked at the tip. — Escaped from gardens into waste or open ground : fl. late 

 summer. (Nat. from Eu. ) 



44. BALLCJTA, L. Black Horehound. (Greek name, of obscure 

 derivation.) — Weedy perennials of the Old World ; with bitter and unpleasant 

 scented herbage ; fl. summer. 



B. nIgra, L. Soft-pubescent, but not hoary, spreading : leaves ovate, crenate or toothed, 

 slightly rugose, slender-petioled : flowers numerous in rather loose axillary verticillastrate 

 cymes : bracts setaceous : calyx with dilated somewhat foliaceous mucronate-tipped teeth, 

 equalling the purplish corolla. — Sparingly in waste places, New England, Penn., &c. 

 (Nat. from Eu.) 



45. PHLOMIS, Tourn. Jerusalem Sage. (Ancient Greek name of a 

 woolly plant, perhaps of this genus.) — Perennials, of the Old World, one spar- 

 ingly introduced, viz. 



P. tuber6sa, L. Tall, 3 to 5 feet high, from a thick tuberous root, somewhat glabrous : 

 lower leaves ovate and cordate, crenate, slender-petioled, rugose-veiny ; floral oblong-lan- 

 ceolate and mostly sessile, subtending dense verticillastrate-capitate clusters : bracts seta- 

 ceous, hirsute : calyx-teeth setaceous-subulate from & short and dilated truncate-emargi- 

 nate base, divaricate : corolla pale purple, its upper lip densely white-bearded. — S. shore of 

 Lake Ontario, New York : fl. early summer. (Nat. from Eu.) 



46. LEONOTIS, R. Br. (Amr, lion, and o'vg, cozcg ear, from the corolla.) 

 — African plants; with dense verticillastrate-capitate clusters of showy scarlet or 

 orange flowers ; sparingly naturalized on our southern borders : fl. summer. 



L. nepet;ef6lia, R. Br. Tall annual, minutely soft-pubescent : leaves long-petioled, ovate, 

 coarsely serrate or crenate, veiny ; upper floral lanceolate : verticillastrate heads large and 

 dense : calyx about 8-toothed : corolla an inch long, orange-red, densely hirsute. — Bot. Keg. 

 t. 281. — Waste grounds, Georgia and Florida. (Nat. from Afr.) 



