29G SCR0PI1ULARIACE.E. (figwort family.) 



ones entire; peduncles shorter than the calyx; corolla white, minute. — Cul- 

 tivated ground, very common. April -June. — Stem 2'- 12' high. Leaves 

 I'- 1' long. 



5. V. arvensis, L. Annual, hairy; stems ascending, branched at the 

 base ; leaves ovate, obtuse, crenate, petiolcd ; the floral ones lanceolate, entire, 

 sessile ; flowers nearly sessile ; corolla pale blue. — Cultivated ground. Intro- 

 duced. May and June. — Stems 6'- 12' high. Leaves 4"- 6" long. 



6. V. agrestis, L. Annual, pubescent ; stems prostrate, diffusely branched ; 

 leaves all petioled, ovate, coarsely serrate; peduncles much longer than the 

 calyx, recurved in fruit; corolla blue, striate. — Cultivated ground. Intro- 

 duced. Feb. -May. — Stem 6'- 12' long. Leaves 6" -9" long. Fruiting 

 calyx much enlarged. 



13. CAPRARIA, L. 



Calyx 5-parted, equal. Corolla bell-shaped, equally 5-lobcd, smooth within. 

 Stamens 4-5: anthers sagittate. Style slender: stigma thick, ovate, at length 

 2-lobed. Capsule coriaceous, ovate, septicidally 2-valved, the valves 2-clcl't at 

 the apex. Seeds numerous, reticulate. — Perennial herbs, or shrubby plant-. 

 Leaves alternate, serrate. Peduncles axillary, single or by pairs, mostly 1- 

 flowered. 



1. C. biflora, L. Shrubby, smooth or pubescent; stem erect, branching ; 

 leaves lanceolate er oblong, sharply serrate, narrowed and entire below the 

 middle ; peduncles filiform, mostly by pairs, shorter than the leave-; calyx- 

 lobes linear; corolla deeply 5-clcft ; stamens 5, included. — South Florida. 

 Nov. — Stem 2° - 3° high. Leaves 1 ' - 1 £' long. Flowers white ? 



14. SCOPARIA, L. 



Calyx 4 - 5-parted. Corolla wheel-form, 4-cleft, hairy in the throat. Sta- 

 mens 4. Style club-shaped at the apex. Capsule septicidally 2-valved, the 

 valve- membranaceous, entire. Seeds numerous, reticulate — Serbaceons or 

 shrubby plants, with opposite or whorled leaves. Peduncles axillary, com- 

 monly by pairs, I -flowered. 



1. S. dulcis, L. Annual, smooth; leaves ovate or oblong, toothed, mostly 

 three in a whorl, much longer than the peduncles : calyx-lobes oblong; (lowers 

 small, white. — South Florida. — Stem l°-3° high. Leaves \' - l.V long. 



15. BUCHNERA, L. 



Calyx tubular, 5-toothed. Corolla salver shaped, 5-lobed, the lobes wedgo- 

 obovate. Stamens 4, didynamous, included; anther- l-celled. Style Bimple, 

 club-shaped at the apex. Capsule coriaceous, straight, loculicidally 8-valved, 

 the valve- entire. Seeds ii uinen < 1 1 -- , reticulate. — Rough herbs, turning black 

 in withering. Leaves opposite, toothed or entire : the uppermost small, and 

 ' into the bracts of the many flowered ^>ike. Flowers blue. 



