154 
Spring Flora of Oklahoma 
shaped, 5-veined, with 5 awn-pointed teeth of nearly equal 
length. Corolla with dilated throat, upper lip arched, mid¬ 
dle lobe of the lower lip notched, the lateral lobes small, 
close to the throat of the corolla. Stamens 4, didynamous, 
ascending under the upper lip of the corolla. Ovary deeply 
4-parted. Nutlets smooth or tuberculate. 
Upper leaves sessile or clasping. 1. L. amplexicaule. 
Leaves all petioled. 2. L. purpureum. 
1. Lamium amplexicaule L. Henbit. Annual or biennial. Leaves 
roundish, deeply scalloped, the lower ones petioled, the upper sessile 
and clasping. Corolla purplish or red, 6"-8" long. 
In waste and cultivated ground. February-October. Common. 
2. Lamiuin purpureum L. Red Dead Nettle. Stem 6'-18' high, 
silky-hairy or nearly smooth, reclining below, branched from the 
base. Leaves long-petioled, heart-shaped, crenate. Whorls of flow¬ 
ers mostly terminal, crowded. Corolla 6"-9" long, purple, rarely 
white. 
In waste and cultivated ground. April-October. Oklahoma County. 
VII. SALVIA (Tourn.) L. 
Annual, biennial, or perennial herbs, or sometimes 
shrubby. Flowers in spikes, racemes, or panicles, usually 
showy. Calyx tubular or bell-shaped, not bearded in the 
throat, 2-lipped, the upper lip entire or 3-toothed, the lower 
2-cleft. Corolla 2-lipped. The upper lip entire or notched, 
the lower spreading, 3-lobed, with the middle lobe longer. 
Stamens 2, short. Ovary deeply 4-parted. Style 2-cleft. 
Nutlets smooth. 
Corolla 10"-15" long, its tube exserted. 1. S. Pitcheri. 
Corolla 4"-6" long, its tube not exserted. 
2. S. lanceifolia. 
1. Salvia Pitcheri Torr. Pitcher’s Sage. Perennial, 2° -5° 
high. Leaves linear or linear-oblong, dentate or entire, sessile or 
short-petioled, 2'-5' long, the uppermost reduced to small bracts. 
Flower clusters in long, dense, terminal spikes. Calyx densely and 
finely woolly, its upper lip entire, the lower with 2 ovate, acute teeth. 
Corolla blue or white, V long, lower lip broad, 3-lobed, upper one 
concave. 
On dry plains. May-September. Cbmmon. 
2, Salvia lanceifolia Poir. Lance-leaved Sage. Annual, puber- 
