834 FLORA. 



8. Veronica peregrina L. Purslane Speedwell. Neckweed. (T. F. f. 

 3294.) Annual, glabrous, or glandular-puberulent; stem 0.7-3 dm. liigh. Leave! 

 oblong, oval, Linear or slightly spatulate, 6-~o mm. Long, the Lowest opposite; 



short-petioled, or sessile, broader than the upper and usually denticulate, the 

 upper alternate, sessile, mostly entire, each with a short pedicelled flower in its 



axil; flowers nearly white, about 2 mm. broad; pedicels much shorter than the 

 calyx; capsule nearly orbicular, obcordate, u.-ually a little shorter than the calyx, 

 2 3 mm. high, the seeds flat. In moist places, and common as a weed in culti- 

 vated soil, N. S. to Br. Col., Fla., Mex. and Cab Also in Cent, and S. Am., and 

 as a weed in the Old World. May-Oct. * 



9 Veronica arvensis L. Corn or Wall Speedwell. (I. F. f. 3295.) 

 Annual, pubescent; stem slender, at length much branched and diffuse, 0.7-2.5 dm. 

 long. Lower leaves ovate or oval, opposite, obtuse at both ends, crenate or crenuj 

 late, 4-12 mm. long, the lowest petioled; upper leaves sessile, alternate, ovate or 

 lanceolate, acute or acutish, commonly entire, each with a short-pedicelled flower 

 in its axil; peduncles shorter than the calyx; corolla blue, or nearly white, 2 mm. 

 broad or less; capsule broadly obovate, obcordate. 2 mm. high. In fields, woods 

 and waste places and in cultivated soil, N. S. to Ont. and Wash., Fla., Kans. and 

 Tex. Also in Bermuda. Nat. from Furope. March -Sept. 



10 Veronica agrestis L. Field or Garden Speedwell. (I. F. f. 3296.) 

 Annual, pubescent; stems creeping or procumbent, very slender. 0.7-2 dm. long, 

 the branches ascending or spreading. Leaves broadly ovate or oval, obtuse at the 

 apex, rounded, truncate or subcordate at the base, crenate, short-petioled, or the 

 uppermost sessile, the lower opposite, the upper alternate and each with a slender- 

 peduncled small blue flower in its axil; capsule broader than high, compressed, 

 narrowly emarginate, 4 mm. broad; seeds few. hollowed out on the inner side. In 

 fields and waste places, N. S. to N. J. and La. Nat. from Furope. May-Sept 



11. Veronica Byzantina (Sibth. & Smith) B.S.P. Buxbaum's Speedwell. 

 (I. F. f. 3297.) Annual, pubescent; stems diffusely branched. 1.5-4 dm. long. 

 Leaves ovate or oval, short-petioled, crenate-dentate or somewhat incised, 

 8-25 mm. long, the lowest opposite, the upper alternate and each with a slender- 

 peduncled rather large blue flower in its axil; corolla 6-8 mm. broad; capsule 

 twice as broad as high, 6 mm. broad, with a wide and shallow emargination at 

 the summit; seeds few or several, hollowed out on the inner side. In waste 

 places, N. S. to N. Y. and Ohio. Adventive or nat. from Furope. May-Sept. 



12. Veronica hederaefolia L. Ivy-leaved Speedwell. (I. F. f. 3298.) 

 Annual, pubescent; stems slender, diffusely branched. 0.7-4.5 dm. long. Leaves 

 orbicular or broader, truncate or subcordate at the base. 3-5-lobed or 3-5-crenate, 

 petioled. 0.6-2.5 cm. in diameter, the lower opposite, the upper alternate and with 

 slender peduncled small blue flowers in their axils; corolla 4 mm. broad, scarcely 

 longer than the calyx; capsule little compressed, 2-lobed, broader than high, shorter 

 than the densely ciliate sepals, 2-4-seeded; seeds excavated on the inner side. In 

 thickets, fields and waste places, N. Y., Penn. and N. J. to S. C Nat. from 

 Furope-. April- Oct. 



20. LEPTANDRA Mutt 



Tall, erect perennial herbs, with verticillate or opposite leaves, and small 



minutely bracted white or blue flowers, in dense peduncled spike like racemes, 



terminal, or in the upper axils. Calyx 4 parted, short. Corolla tubular, or 



saberform, nearly regular. 4-lobed. the tube cylindric. longer than the lobes. 



Stamens 2, exserted, inserted low down on the corolla-tube; filaments filiform; 



audi-!- Style about as long as the stamens, stigma minute. Capsule nar- 



. scarcely compressed, not emarginate n<>r obcordate, 4-valved at the 



Is numerous, OVal, minutely reticulated. [Creek, slender stamens. 



referring to the filaments.] Two onenativeoi eastern N. Am., the other 



<>f norl 



1. Leptandra Virginica (L.) Nutt. CULVER's-ROOT. (I. F. f. 3299.) Stem 



glabn.us or nearly so, simple, strict, 6 21 dm. high. Leaves verticillate in 3's 



o's ..r some of the upper ones opposite, Lanceolate or oblong. lanceolate, short- 



uminate, sharply serrulate, narrowed al the base, glabrous both 



ent beneath, 7 15 cm. long; racemes 7-23 em. Long, very dense, 



