162 LAMIACEAE. 



FAMILY 10. LAMIACEAE. MINT FAMILY. 



Herbs or woody plants, often aromatic. Stems 4-sided. Leaves 

 opposite or whorled: blades simple, entire, toothed, or lobed. Flowers 

 perfect, in open or compact cymes. Calyx of 5 partially united sepals, 

 regular or 2-lipped. Corolla of 5 partially united sepals, 2-lipped or 

 nearly regular. Androecium of 2-4 stamens, the pairs often irregular. 

 Gynoecium 2-carpellary. Ovary 4-celled. Fruit of 4 nutlets included in 

 the calyx. 



Gynoecium with 2 united 2-lobed carpels : ovary 4-lobed : style not basal : nutlets 



laterally attached. 



Corolla very Irregular, the upper lip very short or obsolete, l. TKI < UHM. 

 Corolla nearly regular, the upper Up prominent. 2. TRICHOSTEMA. 



Uynoeclum with 4 distinct, or nearly distinct, lobes : style 



basal : nutlets basally attached. 

 Calyx with a transverse crest on the upper side of the 



upper Up; Up entire. 3. SCUTELLAKIA. 



Calyx crestless : lip lobed. 



Corolla conspicuously 2-llpped ; lips different, the upper 



one concave. 



Anther-bearing stamens 4. \< - OCEPIIALCM. 



Anther-bearing stamens 2. 5. SALVIA. 



Corolla nearly regular, or if 2-llpped, the upper Up 



flat, not concave. 

 Stamens 2 or 4 ; filaments straight and spreading 



or converging under the upper corolla-lip. 6. PYCNOTHYIIUS. 



Stamens 4, didynamous. the lower pair the longer, 



lying on the lower corolla-lip. 

 Calyx with nearly equal lobes : corolla with a 



saccate drooping lower Up. 7 HYITIS. 



Calyx with a broad decurrent upper lobe : corolla- 

 lobe* nearly equal. 8. OCIMCU. 



1. TEUCBIUM [Tourn.] L. Herbs. Leaf-blades toothed. Flowers in 

 raceme-like panicles. Calyx 2-lipped. Corolla mainly pink, very irregular: 

 upper lip split: lower lip 3-lobed, projecting beyond the upper lip: tube rela- 

 tively long. Stamens lying against the upper lip. 



1. T. Naahii Kearney. Stems 3-14 dm. tall: leaf-blades narrowly oblong to 

 lanceolate, 4-14 cm. long, whitish-pubescent beneath: calyx becoming 6-7 

 mm. long; lower lobes blunt: corolla pink, 15-20 mm. long. Everglade* 

 GERHANDEB. 



2. TRICHOSTEMA L. Herbs or shrubby plants. Leaf-blades entire or 

 repand. Flowers in axillary cymes. Calyx very irregular, 2-lipped. Corolla 

 somewhat 2-lipped, the upper lip longer and narrower than the lower lip. 

 Stamens lying against the lower corolla-lip. 



1. T. dlchotomnm L. Plants 1-20 dm. tall: leaf-blades oblong to oblong- 

 lanceolate, 2-7 cm. long: calyx becoming 8 mm. long; larger lip sharply 3- 

 lobed: corolla nearly 1 cm. long: nutlets 2 mm. long. Hammocks. BLUE- 

 CURLS. 



3. 8CUTF.T.T.ARTA L. Herbs or shrubby plants. Leaf-blades entire or 

 toothed. Flowers axillary or in racemes. Calyx 2-lipped, the upper lip 

 crested. Corolla with a long curved tube, 2-lipped, the upper lip arching. 



1. 8. cubense A. Rich. Plants 1-3 dm. tall, hoary-pubescent: leaf -blades 

 orbicular-ovate to ovate, 3-6 mm. long, those of the lower ones sometimes 

 Bhallowly toothed: calyx becoming 3 mm. long: corolla 14-16 mm. long; lower 

 lip 7-8 mm. wide: nutlets fully 1 mm. long. [8. longiflora Small.] Pinelands. 

 (Bah., Cuba.) SKULLCAP. 



