416 FLORA OF TEXAS. 



C. CORDATA, Benth. Stem low, pubescent, beariug long 

 runners; leaves long-petioled, cordate, crenate, smoothisb, 

 tbe floral ones ovate ; raceme few-flowered, 1-sided ; cymes 

 1-3-flowerecl ; calyx and pale-blue corolla large. (Draco- 

 cephalum cordatum, Nutt.) May and June. Stem \° 

 high, creeping at the base ; leaves 1' long; corolla IJ' long. 

 Plant pleasant- scented. 



BEUNELLA, Tourn. Self-heal. 



Calyx tubular-bell-shaped, lO-nerved, flat above, 2-lipped, 

 upper lip broad, truncated, 3-toothed, the lower 2-cleft; 

 corolla-iwhQ slightly inflated under the tbroat, 2-lipped, the 

 upper lip roundish, arching, entire, the lower 3-lobed, with 

 the middle lobe rounded, concave, crenate; stamens 4, ex- 

 serted, the smooth filament prolonged above the anther; 

 anther-cells spreading. — Herls, with 6-flowered densely- 

 spiked whorls ; floral leaves orbicular, imbricated, per- 

 sistent. 



B. VULGARIS, L. Pubescent or smoothish ; stem erect, 

 mostly simple ; leaves ovate or oblong, serrate, petioled ; 

 spikes oblong or cylindrical ; flowers purple. Low 

 grounds. Stem 6 '-12' high ; spikes thick, lateral and ter- 

 minal. 



SCUTELLARIA, L. Skullcap. 



Calyx bell-shaped, 2-lipped, entire and closed after 

 flowering, the upper lip furnished with a helmet-shaped 

 appendage on the back, and falling away at maturity, the 

 lower persistent ; co7^olla-tuhe recurved-ascending, dilated 

 at the throat, 2-lipped, the upper lip arching, entire or 

 notched, with the small lateral lobes united with its sides, 

 the lowest lobe large and spreading ; stamens 4, ascending ; 

 anthers ciliate, approximate by pairs, those on the shorter 

 filaments 1-celled, on the longer ones 2-celled, cordate. — 

 Perennial mostly inodorous herls ; floivers opposite, soli- 



