253 SCROPHULARINE.E. [Ilysanthi^s- 



A small genus, dispersed over America, Asia, and Afi'ica, only diifering from Yandellia 

 and Lindenia in the barren lower stamens, from Bonnaya in the short capsule. 



1. I. hyssopioides, Beulh. in DC. Trod. x. 419. Stem difliise, as- 

 cending or erect, usually about 6 in. high. Leaves not numerous, oblong or 

 lanceolate, narrowed at the base, seldom above \ in. long, and usually half 

 that size. Pedicels filiform, numerous. Calyx 1 to 1^ lines long. Corolla 

 from 4 to 6 lines long. Lower sterile stamens glandular, with a minute 

 glabrous tooth or lobe below the top. Capside ovoid, longer than the calyx. 

 — Bonnaya hyssopioides, Benth. ; Wight, Ic. t. 857. 



Hongkong, Hance, Wright, in a marsh in the Happy Valley, Wllford. Frequent iu India, 

 from Ceylon and the Peninsula to the Archipelago. 



10. BONNAYA, Link and Otto. 



Sepals 5, distinct, naiTOw. CoroUa mth the upper lip erect, shortly 2- 

 lobed, the lower larger, spreading, 3-lobed. Stamens, 2 upper ones fertile, 

 with 2-celled anthers, the lower pair rudimentary, entire, linear, obtuse, and 

 glandular. Style filiform, with the stigma dilated, and usually 2-lobed. 

 Capsule linear, longer than the calyx, opening in 2 entire valves, parallel to 

 the thin flat dissepiment. — Annuals, usuaUy glabrous. Leaves opposite. 

 Flowers axillary or in terminal racemes. 



A small genus, limited to tropical or subtropical Asia. 



1. B. veronicsefolia, 8preng.; Benth. in DC. Prod. x. 421; Wiglit^ 

 /c. ^. 1411. A glabrous annual, much-branched, diffuse, and rooting at the 

 base, the flowering branches often ascending to 6 in. or niore. Leaves sessile 

 or naiTOwed into a short stem-clasping petiole, oblong-lanceolate or abnost 

 linear, the lower ones 1 to \\ in. long, entire or serrate and rather thick. 

 Flowers in terminal racemes, on spreading stift' pedicels, 3 to 6 lines long, 

 angular and thickened upwards. Calyx narrow, 1 to \\ lines long. CoroUa 

 about twice as long. Capsule near \ in. long. — B. verbenafolia, Spreng. ; 

 Benth. in DC. 1. c. Gratiola verojiiccBfoUa , Eoxb. PL Corom. t. 154. 



Hongkong, Hinds and others. A common weed throughout India, from Ceylon and the 

 Peninsula to the Archipelago, extending northwards to Looehoo. 



11. SCOPARIA, Linn. 



Sepals 4 or 5. Corolla rotate, 4-lobed, hairy at the throat; the lobes im- 

 bricate in tlie bud. Stamens 4. Anthers sagittate. Style slightly club- 

 shaped at the top, truncate or emarginate. Capsule opening septicidally in 2 

 entire valves, leaving the central column free. — Much-branched herbs or low 

 underslu'ubs. Leaves opposite or whorled. Pedicels axillary, usually 2 

 together, 1 -flowered, wdthout bracteoles. 



A small genus, aU the species except the following limited to South America. 



1. S. dulcis, Xi«?«. ; Benth. in DC. Prod. x. 431. A much-branched 

 glabrous annual (or sometimes perennial?), erect or decumbent at the base, 

 1 to 3 ft. high. Leaves usuaUy in whorls of 3, ovate-lanceolate or oblong, 

 \ to 1^ in. long, toothed, narrowed at the base, the upper ones small and 

 narroAV. Flowers numerous, small, white, on filiform pedicels, 2 to 4 lines 

 long. Sepals 4, ovate-oblong, about 1 line long. CoroUa about 3 lines 

 diameter. C'apsule rather longer than the calyx. 



