SCROFIIULARIACEjE. (figwort family.) 205 



1. M. orbiculatum, Miehx. (M. emarginatum, Ell. Hemianthus mi- 

 cranthemoides, Ntttt. Herpestis micrantha, Ell. ? not of Pursh.) — Muddy 

 hanks, Florida to North Carolina, and westward. June-Oct. — Stem 6'- 12' y 

 long. Leaves 3" - 5" long, sometimes emarginate. Corolla not longer thany^ 

 the minute (i") calyx. 



11. AMPHIANTHUS, Torr. 



Calyx 5-parted. Corolla somewhat funnel-shaped, 4-elcft ; the upper and 

 lower lobes rather longer. Stamens 2 : anther-cells distinct. Style minutely 

 2-cleft at the apex, acute. Capsule obcordate, compressed, loculicidal. Seedif 

 oblong, rugulose. — A very small annual, with the linear obtuse leaves clustered 

 at the summit of the short stem, and minute white flowers, some of which are * 

 borne on short naked recurved peduncles from the axils of the leaves, and others 

 on a slender (1' long) terminal 2-bracted scape. 



1 • A. pusillus, Torr. — In shallow excavations of flat rocks, Newton 

 County, Georgia, Dr. Leavenworth. March and April. 



12. VERONICA, L. Speedwell. 



Calyx 4 - 5-parted. Corolla wheel-shaped, or salver-shaped, 4 - 5-Iobcd. 

 Stamens 2, one each side of the upper lobe of the corolla. Stigma capitate. 

 Capsule compressed and obcordate, or oblong and obtuse, septicidal or locu- 

 licidal. Seeds few or many, flattened or concave on the inner face. — Chiefly 

 herbs, with the stem-leaves opposite or whorled, the floral ones alternate. 

 Flowers small, axillary, racemed or spiked, blue or white. 



* Leaves whorled : corolla tubular : capsule oblong . 



1. V. Virgmica, L. Perennial, smooth or pubescent; stem tall, erect; 

 leaves 4-7 in a whorl, lanceolate, serrate, short-petioled ; flowers very numer- 

 ous, crowded in axillary (whorled) and terminal spikes; stamens long-exserted ; 

 corolla white or purple. (Leptandra, Nutt) — Mountain-meadows, Georgia, and 

 northward. June - August. — Stem 2° - 4° high. Leaves 2' - 4' long. 



* * Stem-leaves opposite : corolla wheel-shaped : capsule obcordate. 

 -»- Flowers in dense axillari/ racemes. 



2. V. Officinalis, L. Perennial, pubescent ; stem prostrate, rooting at the 

 base; leaves obovate-elliptical, or wedge-oblong, obtuse, serrate, -liort-petioled ; 

 racemes alternate, many-flowered ; corolla blue. —Mountains of North Carolina, 

 and northward. July. — Stem 6' - 1 2' long. Racemes 2' - 4' long. 



1- +- Flowers scattered, in leafy terminal racemes. 



3. V. Serpyllifolia, L. Perennial, smoothish ; stem ascending, diffusely 

 branched ; leaves oval or roundish, crenate, short-petioled, the floral ones lance- 

 olate and entire ; pedicels as long as the calyx; corolla blue. — Low pastures 

 in the upper districts. May - Sept. — Stem 4' - 6' long. Leaves 4" - 6" long. 



4. V. peregrina, L. Annual, smooth ; stem erect, simple or branched ; 

 leaves sessile, pblong, toothed ; the lowest narrowed into a petiole ; tbe floral 



