Oedbb 89.— LABIAT-fi. 547 



serted, straight, strongly bilabiate, upper lip erect, emarginate, lower 3- 

 lobed, spreading ; stamens 4, the lower pair larger exserted, distant, 

 anther cells distinct, divaricate, horned at apex.— (D'Southern. (Cer- 

 antheria Ell. nee Beauv.) 



1 D. linearifdlia Benth. St. and branches virgate ; Ivs. linear; cymeg axillary, 

 pedunculate, 1 to 3 to 5-flowered, with minute bracts ; cor. twice longer than 

 calyx. — ^Dry woods S. Oar. to Fla. (Misses Keen). Fragrant, smoothish plantF, 

 about If high. Lva. 1' long, or the lower nearly 2'. Fla. showy pink-colored, 

 forming slender, raceme-like panicles. Sept., Oct. (0. linearifolia Ell.) 



2 D. densifldra Benth. St. dififusely branched ; lva. oblong-lanceolate, the upper 

 linear ; cymes axillary, subsesaile, 6 to lO-flowered. — E. Fla. A variety ? 



16. ORIG'ANUM, L. Marjoram. (Gr. 6po^, a mountain, and yavof, 

 joy.) Calyx tube 10-striate, 5-toothed, hairy in the throat ; corolla tube 

 scarcely exserted, upper lip erect, flat, emarginate, lower lip with 3 

 nearly equal segments ; stamens 4, ascending, distant. — 2[ Lvs. suben- 

 tire. Fls. in dense oblong spikes, with imbricated, colored bracts. 



1 O. vulg^re L. Lvs. ovate, entire, hirsute, petiolate; spikes in a paniculats 

 corymb; bracts ovate, longer than the calyx; cat. teeth equal. — In fields and thick- 

 ets. St. 12 to 18', purple, leafy, branching above. Lvs. a very little serrate, op- 

 posite, hairy, sprinkled with resinoua dots, paler beneath. Petioles hairy, \ as 

 IcDg as the leaves. Bracts tinged with purple. Pis. purplish white. The plant 

 has a highly aromatic taste. Jl., Aug. \ § Eur. 



2 O. Major^na L. l/i>s. oval, or ohovate, obtuse, entire, petiolate, hoary-' 

 pubescent ; spikes roundish, compact, pedunculate, clustered at the end of the 

 branches ; bracts roundish ; col. upper lip roundish, ivhe cleft ielow. — It has a plea- 

 sant aromatic flavor, and is employed in various ways as a seasoning. Plant soft 

 downy, a foot high. Fla. pink-colored. Jl., Aug. J Portugal. 



17. THY^MUS, L. Thyme. (Gr. dviiog, courage ; from its invigora- 

 ting smell.) Flowers capitate or verticillato ; calyx ovoid, 10 to 13- 

 nerved, bilabiate, hairy in the throat, upper lip 2-fid, lower 3-fid, sta- 

 mens 4 exserted, diverging, anther cells parallel. — Zf With small entire 

 strongly-veined lvs., minute bracts, and purple or white fls. 



1 T. Serp^llus L. Wild Thtmb. Mother or Thyme. St. decumbent ; lvs. flat, 

 eUiptieal, obtuse, ciliate at base; fls. capitate. — H Mass., N. Y. and Penn. An 

 aromatic plant, similar to the following, but milder and rather more pleasantly 

 flavored. Stems suffruticoua, wiry, slender, and wavy, with leafy, downy, and 

 ascending branches, each ' terminating in a small, dense, oblong head of purple 

 flowers, much frequented by bees. Leaves entire, petiolate, punctate, smooth- 

 ish, cUiate. Corolla purple, spotted. June. X § Eur. 



2 T. vulgaris L; St. erect or decumbent at base ; lvs. revolute at the sides, 

 oblong-ovate and lanceolate ; verticils in terminal, leafy spikes. — Sta. suffruticoue, 

 numerous, branched, 6 to 10' high. It is highly aromatic, as well as the other 

 species, and is peculiarly attractive to bees. Jn., Jl \ Eur. A culinary vege- 

 table. 



18. CALAMIN'THA, Moench. Calaminth. (Gr. KaXog, beautiful, 

 fiivda, mint.) Calyx tubular, 13-nerved, throat mostly hairy, upper lip 

 3-cleffc, lower 2-cleft ; corolla tube straight, exserted, throat inflated, 

 limb bilabiate, upper lip erect, entire or emarginate, lower spreading, 

 its middle lobe largest ; stamens 4, the lower pair longer, usually 

 ascending. — 2f 



I Herbs hairy. Cymea dense, capitate, bracted. Calyx tube curved, 2-llpped No. 1 



§ Herbs liairy. Cymes loose, pedunculate, axillary. Calyx tube straight, 2-lippod No. 2 



§ Herbs Mnootfa. Cynies loose, sessile, bracted. Calyx straight, teeth subregular. No. 8 



$ Shrubs low, slender, nearly smooth. Oymea few-Howcred. Flowers large Nos. 4 to C 



