388 SCKOPHULAEIACEAE. 



Sepals equal or nearly so. 3. Stemodia. 



Sepals very unequal. 



Corolla nearly regular. 4. Bramia. 



Corolla manifestly 2-Iipped. 5. Mecardonia. 



Anther-bearing stamens 2 ; corolla of only 1 lip ; minute 



herbs. 6. Hemianthus. 



Lower lip or lobes of the corolla external in the bud (except in 

 Cupraria and Scoparia) . 

 Sepals distinct or nearly so. 



Corolla-lobes 5 ; leaves alternate. 7. Capraria. 



Corolla-lobes 4 ; leaves opposite. 8, Scoparia. 



Sepals more or less united below into a tube. 



Corolla campanulate to funnelform ; capsule not enclosed 

 in the calyx. 

 Stamens equal or nearly so. 0. Afzelia. 



Stamens manifestly didynamous. 10. Agalinis. 



Corolla salverform ; capsule nearly enclosed by the calyx. 11. Buchnera. 



1. MAURu^DYA Ort. Hort. Matr. Dec. 21. 1797. 



Annual or perennial vines, the leaves alternate, or opposite below, flat, 

 hastate, angulate or coarsely toothed. Flowers on axillary peduncles. Sepals 

 partially united. Corolla shovs^y, pink, purple or violet, irregular, its tube 

 scarcely gibbous at the base, with 2 often pubescent lines or plaits in the 

 throat. Stamens 4, included; filaments thickened at the apex; anther-sacs 

 often confluent. Styles with 2 dilated lobes at the apex. Ovules numerous. 

 Capsule short, opening by transverse or irregular chinks. Seeds sometimes 

 winged, wrinkled or tuberculate. [In honor of Maurandy, a botanist of 

 Cartagena.] About 6 species, natives of warm and tropical America. Type 

 species: Usteria scandens Cav, 



1. Maurandya antirrhinaeflora H. & B.; Willd. Hort. Berol. pi 83. 1807. 

 Antirrhinum antirrJiiniflora Hitchc. Eep. Mo. Bot. Card. 4: 113. 1893, 



A'ery slender, climbing or trailing, sometimes to a length of 3 m. or more, 

 glabrous throughout. Leaves triangular-hastate, acute, 1-2.5 cm. long, slen- 

 der-petioled ; peduncles very slender, mostly longer than the petioles; sepals 

 linear-lanceolate, acuminate, nearly as long as the corolla- tube ; corolla purple, 

 1.5 cm. long, its limb much shorter than its tube; capsule depressed-globose, 

 about 1 cm. in diameter. 



Roadsides, walls and thickets, New Providence : — southwestern United States 

 and Mexico ; naturalized in Florida, Bermuda and in Jamaica. RoviXG Sailor. 



2. RUSSELLIA Jacq. Enum. 6, 25. 1760. 



Shrubby plants, with opposite or whorled leaves, sometimes reduced to 

 mere scales, and cymose or panicled, mostly showy flowers. Calyx-lobes ovate. 

 Corolla tubular, or tubular-funnelform, the tube long, the lobes short, some- 

 what unequal. Stamens 4, with divergent anther-sacs; no staminodes. Cap- 

 sule ovoid to globose. [In honor of Alexander Eussell, English physician 

 and traveller, who died in 1768.] About 15 species, natives of tropical 

 America. Type species: Bussellia sarmentosa Jacq. 



1. Russellia equisetiformis Schl. & Cham. Linnaea 6: 377. 1831. 



Bussellia juncea Zucc. Flora 15: Beibl. 99. 1832. 



A glabrous, much-branched shrub, 4-12 dm. high, with spreading or arch- 

 ing striate branches, the twigs very slender. Leaves of the stem and branches, 

 or most of them, reduced to acute scales about 2 mm. long, those of sterile 



