405 XCl. SCROPHULAmACE.E. Veronica. 



4. V. scuTELLATA. StuU-cap or MttTsk Speedwell. 



Glabrous, ascending, weak; lis. linear or lance-linear, sessile, acute, re- 

 motely denticulate; rac. in alternate axils, very loose; j^erftct/s divaricate; caps. 

 compressed, broadly obcordate. — 1]. slender and wei;k, in swamps and marslies, 

 N. iing. aiid Western States, and Brit. Am., common. Stem 10 — IG' high. 

 Leaves (2 — 3' by 2 — 3") much longer than the internodes. Peduncles and ped- 

 icels fililbrm, the latter (G — 9") six times longer than the bracts. Flowers 

 rather large, flesh-color, with purple lines. Jn. — Aug. 



5. V. OFFiciXALis. Officinal SpecdiceU. 



Ptoughish-pubesccnt ; i/. prostrate, branched; lis. briefly petiolate, and 

 subsessile, obovate-elliptic or oblong, obtuse, serrate, mostlj' narrowed to the 

 base; rac-. dense, manj'-flowered ; pedicels shorter than the calyx; caps, puberu- 

 lent, obovate-triangular, slightly emaiginate. — % in dry woods and open flelds, 

 Can. to Ga. Plant trailing, (3 — 12' long, with ascending branches. The leaves 

 vary from ovate to obovate, but are generally elliptical, I — lA' in length. The 

 flowers are pale blue, forming rather long, axillary, erect, pedunculate spikes. 

 Found in dry woods and open fields. May — Jl. ^ 

 * * Raceme terminal. 



C. V. SERPYLUFOLiA. Thijmc-leaved or Sntnolh Speedivell. 



Subglabrous, much branched below ; sis. ascending; Ivs. oval, subcrenate, 

 obtuse, lower roundish and petiolate, upper sessile, passing abruptly into ob- 

 long, entire, alternate bracts; ped. as long as the ovate sepals ; caps, obcordate, 

 broader than long. — T], Meadows and mountain valleys, in grass, &c., U. S. nnd 

 Can. Plant varying in height from 3' to 12'. Leaves rather fleshy, 3-veined, 

 orbicular and oval and ovate, 4 — 12" long, petioles — 2". Racemes bracled, 

 rather close in flower, elongating in fruit to 2 — 5'. Corolla scarcely exceed- 

 ing the calyx, blue and white, beautifully penciled with purple lines. May — 

 August. 



* ** Annual. Flowers axillarij, solilary, scarcely racemed. 



7. V. PEREoniNA. (V. Marilandica. Willd.) Purslane Speedwell. 

 Ascending, subglabrous; lowest Ivs. petiolate, oval-oblong, dentate-serrate, 



obtuse, upper sessile, oblong, obtuse, serrate or entire, /w?-aZ ones oblong-linear, 

 entire, longer than the -subsessile flowers; caps, suborbicular, slightly notched, 

 the lobes rounded. — (i) Throughout N. Am^Jiica, in fields or clayey soils. Plant 

 often branched from the base, 4 — 10' high. Leaves rather fleshy, the uppei 

 cauline 6 — 11" long, floral much smaller. Sepals oblong, longer than the pale 

 blue or white corolla. Capsule hardly broader tlian long. May, June. 



8. V. AUVENSis. Field Veronica. Corn Speedwell. 



Puberulent-pilose, simple or branched, erector assurgent; Ivs. cordate- 

 ovate, incisely crenate, lower ones petiolate, upper and floral alternate, lanceo- 

 late, crenatc, sessile. — Frequent in dry fields, N. H. to Car. W. to the Mi.'^s. 

 A small, pubescent, pale green plant, 2 — 6' high. Stem nearly erect, branching 

 from the base, the leaves assurgent. Flowers on short peduncles, corolla shoi ter 

 than the calyx, pale blue, beautiluily penciled with purple lines. May, June. ^ 



0.1 (V. reni;ormis. Kaf.) i^■s. sessile, reniform, entire. 



9. V. ACRESTis. Necti'xed. Field Speedwell. 



St. procumbent, difluseJy branching; hs. cordate-ovate, petiolate, deeply 

 serrate, floral ones lanceolate; pcd. as long as the leaves^ — ® in cultivated 

 fiekls, Can, to Ga. and lia. A small, pilose plant, 2 — 8' long, Avith a round, 

 leafy, hairy stem, brarcliing mostly at the base. The leaves are roundish- 

 ovate, shorter than their petioles, the upper alternate. Floorers ."^mall, light 

 blue, veined, their stalks recurved in fruit. Segments of the calyx fringed, 

 ovate, equal. Se,='.ds concave beneath. May — Sept. 



10. V. ii.<=:DER;EFOi.tA. Ivy-leav£d Speedicell. 



Prostrate, pilose; li:^. petiolate, cordate, roundish, mostly 3 — .5-tcothed or 

 lobed; ped. .<:carc-ly longer than the leaves; ^ep. triangular, sulcoidate, acute, 

 at l..-ngth erect. — Dry or rocky soils, L. I. to Del. Stem difiusely branched. 

 L-iavcs raih.er flc-shy, the lower smaller, opposite, upper ca inline broadly cor- 

 date or truncate at base, alternate as v.'ell as the floral. Calyx somewhni 4- 



