ORDER 89. LABIATE. 547 



serted, straight, strongly bilabiate, upper lip erect, cmarginate, lower 3^ 

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

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

 anthera Ell. nee Beauv.) 



1 D. liiiearifolia Bentb. St. and branches virgate ; Ivs. linear: cymes axillary, 

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

 calyx. Dry woods S. Car. to Fla. (Misses Keen). Fragrant, smoothish plants, 

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

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



2 D. densiflora Benth. St. diffusely branched ; Ivs. oblong-lanceolate, the upper 

 linear; cymes axillary, subsessile, 5 to 10-flowered. E. Fla. A variety? 



16. ORIGANUM, L. MARJORAM. (Gr. opog, a mountain, 



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



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



nearly equal segments ; stamens 4, ascending, distant. Zf Lvs. suben- 



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



1 O. vulgare L. Lvs. ovate, entire, hirsute, petiolate; spikes in a paniculate 



corymb; bracts ovate, longer than the calyx; col. 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 resinous dots, paler beneath. Petioles hairy, \ as 



Icng as the leaves. Bracts tinged with purple. Fls. purplish white. The plant 



has a highly aromatic taste. Jl., Aug. : Eur. 



2 O. Majorana L. Lvs. oval, or obovale, obtuse, entire, petiolate, hoary- 

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

 branches; bracts roundish ; cal. upper lip roundish, tube cleft below. It has a plea- 

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

 downy, a foot high. Fls. pink-colored. Jl., Aug. \ Portugal. 



17. THY^MUS, L. THYME. (Gr. Ovp.6?, courage ; from its invigora- 

 ting smell.) Flowers capitate or verticil late ; calyx ovoid, 10 to 10- 

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

 mens 4 exserted, diverging, anther cells parallel. 21 "With small* entire 

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



1 T. Serpyllum L. WILD THYME. MOTHER OF THYME. St. decumbent ; Ivs. Hat, 

 elliptical, obtuse, ciliate at base; fls. capitate. 2j! Mass., X. Y. and Penn. AH 

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

 flavored. Stems suffruticous, wiry, slender, and wavy, with leafy, downy, anil 

 ascending branches, each terminating in a small, dense, oblong head of purp! > 

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

 ish, ciliate. Corolla purple, spotted. June. \ Eur. 



2 T. vulgaris L. St. erect or decumbpnt at base ; Ivs. revolute at the side*, 

 oblong-ovate and lanceolate ; verticils in terminal, leafy spikes. Sts. suffhiticous, 

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

 species, and is peculiarly attractive to bees. Jn., JL \ Eur. A culinary vego- 

 table. 



18. CALAMINTHA, Moench. CALAMINTH. (Gr. Ka'Ao^, beautiful, 

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

 3-cleft, 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. 71 



Herbs hairy. Cymes dense, capitate, brae ted. Calyx tubo curved, 2-lippod ........... No. 1 



Herbs hairy. Cvmes loose, pedunculate, axillary. Calyx tube straight, 2 -lipped ..... No. 9 



Herbs .smooth. Cymes loose, sessile, bracted. Calyx straight, teeth siibrctrular ....... No. 



Shrubs low, slender, nearlv smooth, ('vines fcw-flowcrcd. Flowers laree ....... Nos. 4 to G 



