Dicotyledones. 101 



i. Lamium amplexicaule, L. (L., amplexus, an encircling; caulis, stock or 

 stem.) GREATER HENBIT or HENBIT DEAD NETTLE. Slender, ascending or 

 decumbent annual or biennial, 6 to 18 inches long. Leaves nearly orbicular, 

 coarsely crenate-toothed, the lower petioled, the upper sessile and clasping. 

 Flowers purple, few and small in terminal and axillary clusters. Calyx nearly as 

 long as the slender tube of the corolla. Upper lip of the corolla pubescent and 

 the lower lip spotted. In fields and waste places. 



IV. SALVIA. Sage. 



(The Latin name, from salvus, safe, alluding to the healing properties.) 



Mostly herbs, with clustered and generally showy flowers. Calyx 

 2-lipped, the upper lip 3-toothed or entire, the lower 2-cleft or toothed. 

 Corolla deeply 2-lipped, the upper lip mostly entire, straight or curved, 

 concave ; the lower lip spreading or pendent, 3-lobed. Stamens 2, the 

 filaments short, surmounted by long filiform connectives which bear a 

 perfect anther-sac at their upper ends, and only a rudimentary anther- 

 sac or none at all at their lower ends (see p. 188, Fig. 105). Style 

 2-cleft. Nutlets smooth. 



1. Salvia lyrata, L. (Gr., lyra, lyre.) LYRE-LEAVED SAGE. Perennial or 

 biennial, more or less pubescent or hirsute, i to 3 feet high. Basal leaves petioled, 

 tufted, often lyre-shaped or sinuate-pinnatifid. Stem leaves sessile, narrower, often 

 entire, and seldom more than a single pair. Flowers in loose whorls forming an 

 interrupted raceme. Calyx campanulate, the teeth of the lower lip longer than 

 those of the upper. Corolla blue purple, pubescent, about i inch long, upper lip 

 short and straight, smaller than the lower lip. Both anther-cells pollen-bearing. 

 In woods, thickets, and meadows. 



2. Salvia lanceolata, Willd. (L., lanceolatus, provided with a little spear.) 

 LANCE- LEAVED SAGE. Erect or diffuse annual, 6 to 18 inches tall, branched and 

 very leafy. Leaves lanceolate to linear-oblong, narrowing to a petiole, sparingly 

 serrate or entire. Flowers opposite or in interrupted, slender, spikelike racemes. 

 Upper lip of the calyx entire, the lower 2-cleft. Corolla blue, about j inch long, the 

 lower lip about twice as long as the upper. Lower end of the connective not 

 anther-bearing, dilated. On our western plains. 



SOLANACEJE. NIGHTSHADE FAMILY. 



Mostly herbs, sometimes vines or shrubs, with leaves usually alter- 

 nate and without stipules. Calyx gamosepalous, mostly 5-lobed. 

 Corolla gamopetalous, salver-form or tubular to campanulate or rotate. 

 Stamens generally 5, inserted on the tube of the corolla and alternate 

 with its lobes. Corolla generally plaited in the bud. Ovary superior, 



