430 SCROPHULARINE.E. 



namous : anthers approximate in pairs : cells 2, parallel. Stigma obliquely 2-lobed. Cap- 

 sule 2-4-valved : valves seceding from the central placenta. — Herbs j leaves opposite; pedi- 

 cels axillary, filiform. 



15. C. aquatica, Auhl. Decumbent, glabrescent ; leaves reniform-roundish, cuneate 

 above the subtruncate, sessile base, exceeded by the solitary pedicels, dotted ; capsule globose. 

 —Aubl. t. 258.— Stem tetragonal ; leaves 6 r "-3'" diam., palmatinerved ; pedicels 8"'-4' , 

 corolla 3'" long, pale-blue.— Hab. Trinidad !, dr., in wet places, "Waterloo Estate ; [Vene- 

 zuela, Guiana]. 



12. HERPESTIS, G. 



Calyx 5-partite, unequal : upper segment broader than the lateral ones. Corolla 2-lipped : 

 upper lip exterior in the bud. Stamens didynamous : anthers 2-celled. Capsule of Couobea. 

 — Herbs ; leaves opposite ; flowers axillary. 



16. XX. chamsedryoides, Kth. Annual, diffuse, decumbent, glabrous ; leaves ovate, 

 bluntish, serrulate, uninerved, shortly petioled, often exceeded by the filiform, ebracteolate 

 pedicel ; broader calyx-segments ovate or ovate-oblong, lateral lanceolate ; corolla shortly 

 exserted, yellovj : upper lip emarginate ; anther-cells roundish, diverging ; stigma blunt ; 

 capsule 2-valved. — H. chrysantha, Cham. H. cubensis, Ptepp. Lindernia dianthera, Sic. — 

 Black in drying ; stems and branches 3"-8", variable leaves 4"'-10"', pedicels at length 

 3"'~8"', flowers 4'" long —Hab. Jamaica!, Pd., in cauefields, Manchester; Antigua!, 

 Nichols., Wullschl. ; Trinidad !, Lockh., Cr., common in moist places ; [Cuba !, Haiti ! ; 

 Texas ! and Mexico ! to Erazil ! and Peru !]. v. 



1 7. XX. sessiliflora, Benth. Annual, erect, glabrous ; leaves lanceolate-linear, taper- 

 ing at both ends, serrulate above, uninerved, subsessile ; flowers subsessile ; broader calyx- 

 segments ovate or ovate-long, lateral lanceolate ; corolla very shortly exserted : upper lip 

 emarginate; anthers roundish: cells parallel ; stigma blunt; capsule 4-valved. — 8"-12 

 high; leaves 12"'-8'", corolla 2'" long. — Hab. Jamaica!, Wullschl., Manchester at La- 

 covia ; [Mexico, Panama ! to equat. Brazil]. 



18. XI. repens, Cham. §r Schl. Stem low, radicant, puberulous ; leaves oval, entire, 

 palmatinerved sessile, glabrescent, as long as or exceeding the bibracteolate pedicel; 

 broader calyx-segments ovate, lateral lanceolate ; corolla shortly exserted, whitish -. upper 

 lip emarginate ; anther-cells oblong, parallel ; stigma 2-fid ; capsule 4-valved. — Sw. Ic. t. 3. 

 — Gratiola, Sw.— Stem flaccid, 2"-4" long: leaves 2"'-4'" (-8'"), flowers \\'" long.— Hab. 

 Jamaica {Sw.), very rare in moist places ; [Haiti !, Portorico !, Guadeloupe ! ; Mexico, Vene- 

 zuela!, Brazil]. 



19. XX. Monnieria, Kth. Stem diffuse, creeping, radicant below, glabrous; leaves 

 spatbulate or obovate, subsessile, subentire : nerves not conspicuous ; pedicels usually ex- 

 serted, bibracteolate at the summit ; broader calyx-segments ovate, lateral lanceolate ; corolla 

 twice as long as the calyx, pale-blue : upper lip deeply 2-fid ; anther-cells oblong, parallel ; 

 stigma capitate; capsule 4-valved. — 67. t. 129./. 1. Br. Jam. t. 28./. 3 : analyt. — Gratiola, 

 L. Mounieria Brownei, Pers. — Leaves somewhat succulent, 3"'-6"' long ; corolla 6'" long : 



• lobes subequal. — Hab. Bahamas!, Swains.; Jamaica!, List., Pd., March, common in 

 moist places ; Trinidad ! , Lockh., Cr. ; [United States ! to Buenos Ayres ! ; trop. Africa, 

 Mascate ! to East Indies !, trop. Australia !, Pacific islands]. 



13. VANDELLIA, L. 



Calyx 5-partite-5-dentate, equal. Corolla 2-lipped: upper lip exterior in the bud. 

 Stamens didynamous : anterior filaments with a basilar tooth : posterior anthers cohering, 

 with the cells diverging. Capsule 2-valved : valves seceding from the central placenta. — 

 Herbs ; leaves opposite, serrate ; pedicels axillary. 



20. V. diffusa, L. Annual, diffuse, pubescent ; leaves ovate, blunt, subsessile or 

 shortly petioled, serrate above the base ; calyx deeply o-fid, longer than the short pedicel, 

 half as long as the oblong-linear, pointed capsule : lobes lanceolate-acuminate ; appendage 

 of the anterior filaments obovate. — Leaves 6'", corolla 2'", capsule 5"' long ; stigma 2-lamcl- 

 late.— Hab. Jamaica!, Macf. ; Dominica!, Imr. ; Trinidad!, Sieb. Tr. 170, Lockh., Cr. ; 

 [New Granada! to Brazil ! ; trop. Africa!, Madagascar !]. 



