238 
SCROPHULA-RIACEiE. 
[. Herpestis . 
divisions broad, foliaceous, much imbricated, the three outer largest. 
Corolla pale violet, twice as long as the calyx. Capsule as long as 
the calyx, ovoid. H. cuneifolia, Pursh ; Bojer , Hort. Maur. 245. 
Mauritius and Rodriguez, in swampy places. Amber Island, Horne ! Cosmo- 
politan in the tropics. Included in Sieber’s Mauritian Herbarium, No. 368, as a 
Euphorbia. 
2. ILYSANTHES, Kafin. 
Calyx minute, cut nearly to the base into 5 subequal linear teeth. 
Corolla with a funnel-shaped tube and bilabiate limb, the upper lip 
short, emarginate, the lower much longer. Stamens 2 fertile, inserted 
down in the tube, and 2 barren at the throat, which are bilobed at the 
tip. Ovary ampullseform ; style filiform ; stigma peltate. Capsule 
membranous, ovoid, many-seeded, the two valves separating from the 
placenta. — Annual herbs, with sessile entire leaves, the small flowers 
solitary, pedicellate in their axils. Distrib. Cosmopolitan in the 
tropics. Species 8. 
Erect ; leaves oblong or lanceolate 1. I. parviflora. 
Trailing ; leaves round 2. I. rotundifolia. 
1. I. parviflora^ Benth. in DC. Prod. x. 419. A slender annual 
herb, with branched erect densely caespitose stems 4-6 in. high. 
Leaves sessile, entire, oblong or lanceolate, membranous, cuneate at 
the base, acute, the upper much reduced. Flowers from the axils of 
most of the leaves, on erecto-patent slender pedicels. Calyx T V in. 
long ; teeth equal, linear. Corolla whitish, fugacious, twice as long 
as the calyx. Capsule oblong, twice as long as the calyx. G-ratiola 
parviflora, Boxb. PI. Corom. t. 204. 
Mauritius, in damp places at Bois Rouge and Mapou, Bojer. Common in East 
Indies. I have no means of identifying Gratiola minima , Bojer, Hort. Maur. 245, 
said to grow in shaded and damp alleys of the Royal Botanic Garden. 
2. I. rotundifolia, Benth. in DC. Prod. x. 420. A slender trailing 
glabrous annual herb, with stems f-1 ft. long. Leaves round, sessile, 
entire, membranous, in. Flowers from the axils of the upper 
leaves only, on in. pedicels. Calyx T X T in. long ; teeth linear, or 
lanceolate. Corolla 3-4 times as long as the calyx. Capsule globose, 
scarcely longer than the calyx. Gratiola rotundifolia, Linn. ; Boxb. PI. 
Corom. t. 203. 
Mauritius, in damp places, Telfair ! Also Madagascar and East Indies. 
3. TORENIA, Linn. 
Calyx bilabiate, with an oblong or clavate tube longer than the 5 
teeth, of which three out of the 5 ribs are more or less distinctly winged. 
Corolla bilabiate, the upper lip emarginate, the lower with three deep 
rounded lobes. Stamens 4, didynamous, the upper pair furnished with 
an appendage at the base. Ovary ampullaeform ; style filiform, 
arcuate ; stigma bilamellate. Capsule membranous, many-seeded, 
shorter than the calyx. — Small annual herbs, with opposite petioled 
