Ill 



LAI'.IATJE. 637 



Order LABIAT^E. 



HYPTIS, Jacq. 



H. spicata, Boit. Annual, closely pubescent ; stem obtusely 4-angled, 

 uricate; leaves ovate, acate, coarsely serrate, long-petioled ; whorls Bliort- 

 peduncled, 3-6-flowered, interruptedly racemose; calyx-teeth spine-like, 



spreading ; corolla small, purple. — Tampa and Jacksonville, Florida. — Stem 

 2° -5° high. 



H. pectinata, Poit. Annual? pubescent; stem often muricate ; [eaves 

 ovate, acute, serrate, pale beneath, twice as long as the petiole, the upper- 

 most ones bract-like; whorls packed in dense one-sided pectinate spikes; 

 calyx villous at the throat; corolla minute, pale purple. (II. spicigera, 

 Chapm., not of Lam.) — South Florida. — Steins 2°-G° high. 



MENTHA, L. 



M. arvensis, L. (Corn Mint.) Downy and somewhafcanescent ; leaves 

 oblong or ovate ; whorls axillary, dense, globose; calyx-teeth lanceolate. — 

 Georgia. Introduced. 



M. aquatica, L., var. glabrata, T5enth. (Bergamot Mint.) Smooth; 

 leave-; ovate, sharply serrate; whorls loose, peduncled, single or racemose; 

 calyx-teeth subulate. — Manatee, South Florida (Gurber). Introduced. 



PYCNANTHEMUM, Michx. 



P. Torreyi, Benth. Stem more or less pubescent, nearly simple ; leaves 

 (not whitened) linear-lanceolate, acute at both ends, nearly sessile and entire ; 

 calyx-teeth subulate. — Nashville, Tennessee {Dr. Guttinyer), and northward. 

 — Stem 2° -3° high. Leaves 2' long. 



SATUREIA, L. Savory. 



Calyx bell-shaped, 10-nerved, 5-toothed. Corolla 2-lipped, the lower lip 

 3-lobed. Stamens 4, spreading or connivent ; anthers 2-celled. Style un- 

 equally 2-cleft. 



S. (Pycnothymus) rigida, Bartram. Shrubby, villous ; stem assur- 

 gent (1° - 14° long) ; leaves rigid, lanceolate, entire ; spikes capitate, oblong ; 

 calyx minute ; corolla pale purple. — Low sandy pine barrens, South Florida. 



HEDEOMA, Bers. 



H. graveolens, Chapm. Stems clustered, woody at the base, mostly 

 simple, pubescent (1°-H° high); leaves ovate, cordate, the lowest short- 

 petioled, sparingly serrate ; flowers single, opposite, racemose ; the bracts and 

 2 opposite bractlets oblong, nearly equal ; calyx-teeth ciliate ; sterile anther 

 manifest; seeds ovoid — Low pine barrens near Apalachicola, Florida. 

 July. 



54 



