380 LABIATE. (mint FAMILY.) 



12. CONRADINA, (iniy. 



Characters cliiefly of tlic j)roc'ediug, hnt the conilla alinijitly bent upward 

 at tlie throat, wididy 2-li|)i)ed, the upper erect, the lower 3-lol)ed and dcjiend- 

 eut. — A cauescent brauchiug abrub, with liuear persisteut leaves, and purple 

 Mowers. 



I. C. canescons, (Jray. Iloary-tomentose; stem diffusely branched; 

 leaves linear, entire, obtuse, with tiie margins revolute ; cymes very numerous, 

 1 -3-Howered ; ciilyx smootli or hairy, the upper lip obtusely 3-toothed ; corolla 

 hairy, wliite or purple, dotted in tiie throat ; antiiers liairy. — Dry sands along 

 tlie co;ust of Florida, Howering throughout tiie year. — Stem l°-2° high. 

 Leaves J'- J' loug. Corolla ^' long. 



13. CERANTHERA, Ell. 



Calyx tubular, 13-nerved, 2-lipped ; the upper lip entire or minutely 3-toothed, 

 the lower scarcely longer, 2-cleft, tiie throat bearded. Corolla 2-li])ped ; the 

 ujipcr lip erect, tlie lower spreading, 3-cleft. Stamens 4, didyuamous, spread- 

 ing, exserted : anther cells distinct, diverging, awued at the apex. Kutlets 

 smootii. — Smootii annuals, with narrow leaves. Cymes loose, spreading, 

 several-Howered, forming a leafy terminal raceme. Flowers purple. 



1. C. linearifolia, Ell. Stem mo.stly branching, erect; leaves linear 

 or lanceolate, serrate or entire, obtuse, sessile ; cymes peduncled, 3 - 9-fiowered ; 

 C4ilyx purple, declined in fruit. — Dry sandy pine barreus, Florida, Georgia, 

 and westward. Oct. -Nov. — Stem 1° Iiigii. Leaves 1' long. Flowers very 

 numerous, ])urple, dotted. Style hairy. 



2. C. denslflora, Gray. Stem loosely branched ; leaves oblong-lanceo- 

 late, or the uppermost linear; cymes sessile, 5- lO-flowered. — East Florida 

 (Benthnm). — Cymes more compact, calyx smaller, and the awns of the an- 

 thers shorter, than in No. 1. 



14. MELISSA, L. Ealm. 

 Calyx tubular-bellshaped, 1.3-nerved, 2 lipped; the upper lip flattish, 3- 

 toothed, the lower 2-cleft, beardless in the throat. Corolla tube recurved- 

 ascending. 2-lipped ; upper lip erect, the lower 3-cleft, spreading. Stamens 4, 

 curved and connivent under the upper lip : anther cells at length diverging. 

 Nutlets smooth. — Herbs, with few-flowered 1-sided axillary cymes, and white 

 or yellow flowers. 



1. M. oflBcinalis, L. Stem erect, branching; leaves ovate, crenate, 

 truncate or cordate at the base; cymes 3-6-flowered, with ovate bracts.— 

 North Carolina, and northward. Introduced. 



15. SALVIA, L. Sage. 

 Calyx tubular or bell-shaped, 2 lipped ; the upper lip entire or 3-toothed, 

 the lower 2-cleft, beardless in the throat. Corolla 2-lipped ; the upper lip en- 

 tire or notched, the lower spreading, 3-lobed. with the middle lobe larger, entire 

 or notched. Stamens 2, short: anther cells linear, widely separated by the 

 elongated oblique connective; the upper one fertile, the lower imperfect or 

 wanting. — Cymes in spikes, racemes, or panicles. 



