428 SCROPIIULARINEiE. 



5*. VERONICA, L. 



Calyx 4-5 (-3) -partite. Corolla rotate: limb 4(-5)-partite, slightly unequal: lateral 

 ' segments exterior in the bud. Stamens 3, exserted, alternating with the upper corolla-lobe. 

 Stigma blunt. Capsule loculicide, rarely septicide. — Leaves mostly, or inferior only op- 

 posite: inflorescence racemose or axillary. 

 y 6*. V. serpyllifolia, L. Perennial, nearly glabrous (or pubescent) ; branches ascend- 

 ing ; leaves ovate-oblong, crenulate, lowest ovate-roundish, floral ones lanceolate, entire ; 

 raceme terminal, lax ; calyx 4-partite ; capsule compressed, roundish, broader than long, 

 bluntly emarginate.— JX. Dan. t. 492. — Branches l"-4" long ; corolla whitish or pale-blue. 

 — Hab. Naturalized in the mountains of Jamaica {Berter.) ; [a weed of both temperate and 

 cold zones]. 



6. BUCHNERA, L. 



Calyx tubular, 5 -dentate. Corolla salver-shaped: limb 5-partite, nearly equal: upper 



lobes Interior in the bad. Stamens didynamous, approximate in pairs, included ; anthers 



1-celled. Stigma blunt. Capsule loculicide. — Herbs, black in drying, slender ; inferior 



leaves opposite ; flowers in a terminal spike. 



^ 7. B. elongata, Sm. Annual, hispidulons-scabrous, simple or few-branched ; leaves 



distant, lanceolate or linear, lowest broader, oblong or obovate-oblong, few-serrulate or 



entire: veins delicate; spike interrupted; ca)yx half as long as the narrow corolla-tube, 



» thrice as long as the ovate bract : teeth ovate-deltoid ; capsule ovate, shortly exserted. — 



"* Flum. Ed. Burm. t. 17. — 1'-2' high ; corolla purplish-blue : tube 4"'-5"', capsule 3'" long. 



— Hab. Jamaica !, all coll., in savannahs. Clarendon, S. Anns ; [Haiti ! ; Georgia, Texas ! 



and Mexico I to Brazil I] . 



8. B. longifoUa, Kth. Annual, hispidulous-scahrous, simple or few-branched ; leaves 

 linear, quite entire, S-nerved: lateral nerves thick, prominent beneath; spike interrupted ; 

 calyx about half as long as the narrow corolla-tube, 4-3 times as long as the ovate bract ; 

 teeth ovate-deltoid ; capsule ovoid, included within the calyx. — B. elongata, PI. Spfuce. 

 3255. — Leaves equal, inferior narrower than in the preceding; corolla blue^: tube 4' , cap- 

 sule 2'" long. — Hab. Trinidad !, Or., in savannahs, S. Joseph, Piarco ; {Venezuela !, New 

 Granada]. 



7. GERARDIA, L. 



Calyx campanulate, 5-dentate or 5-fld. Corolla campanulate-iufundibulac : lobes 5, 

 unequal, two upper ones interior in the bud. Stamens didynamous, included, hairy : anth^s 

 approximate in pairs, 2-celled. Stigma flattened-blunt. Capsule loculicide. — Scabrous- 

 pubescent herbs ; inferior leaves opposite ; flowers in a terminal raceme or spike. 



9. G. hispidula, Mart. Annual, very scabrous-hispidulous ; leaves linear, quite entire, 

 all opposite ; raceme very lax : pedicels filiform, much longer than the flower, 2-1-bracteo- 

 late about the middle ; calyx about half as long as the infundibular nearly glabrous 

 corolla-tube : teeth shortly subulate; capsule ovoid-globose, included. — MaH. Nov. Gen. 3. 

 «. 207.— I'-li' high, slender; leaves I'^-g", corolla 6"'-8"' long, rosy.— Hab. Jamaica!, 

 Wullsch., Manchester, Lititz-Savannah ; [Guiana, Brazil]. 



8. ALECTRA, Thuni. 



Calyx campanulate, 5-dentate or-6-fid : lobes valvato. Corolla eonnivent-campannlate 

 or subglobose, reticulated : limb 5-fid, oblique : two upper lobes exterior in the bud. 

 Stamens didynamous, included : anthers 2-celled. Style incurved : stigma flattened-blunt. 

 Capsule loculicide. — Annual, erect, scabrous herbs, parasitical on roots, (like the two pre- 

 ceding genera) ; stem-leaves opposite, toothed; flowers in a terminal spicifortn raceme. 



10. A. brasiliensis, Benth. Hispid; leaves subsessile, acuminate from the subcor- 

 datebase, serrate dentate ; raceme leafy; calyx subglobose, broadly 5-dentate ; corollayeWow, 

 included or shortly exserted. — Fell. M. Mum. 6. t. 87. — 1'-3' high, simple or few- 

 branched, variable in the raceme, either continuous or transformed into shortly pedicellate, 



