164 
Stem pubescent with gland-tipped 
airs. 
Filaments much exceeding the lobes of the corolla. 
Bracts linear, abruptly reduced from the lanceo- 
late foliage-leaves. Plants 6-10 dm. tall. 
Perennial. 
Flowers all in axillary small-bracted racemes. Leaves 
opposite throughout.’ Perennials. 
Stem, pedicels, leaves and sepals pubescent. Cap- 
sules pubescent. Leaves oval or ovate, 
serrate to dentate. Plants of dry soil. 
Leaves sessile or nearly so, ovate, dentate, the 
largest cordate at base. 
pst gy Sasa. exceeding the 
Capsule not glandular, its 
id pasly rounded. Ascending or 
erect. 
Stem erect, 3-5 dm. tall. Leaves coarsely 
dentate. Racemes 30-60 flowered, the 
pedicels scarcely exceeding the bracts. 
Largest corolla-lobes ovate, 6 mm. long, 
violet 
Stem ascending, 1-3 dm. tall. Leaves 
crenately dentate. Racemes 10-20 
flowered, the pedicels much ex i 
their bracts. Largest corolla-lobes 
nearly orbicular, 3.5—4 mm. long, violet- 
lue. 
Leaves oval, crenate-serrate, narrowed to a 
the lateral margin of each lobe. Exten- 
sively repent, at apex ascending. 2 
Stem, pedicels, leaves and cepals glabrous (or in 
V. glandifera slightly pubescent with gland- 
tipped hairs). Capsules glabrous. Leaves 
oblong-ovate to linear, obscurely crenate- 
serrate to entire. Aquatics. 
Capsule scarcely or not wider than long, and 
scarcely or not two-lobed. Sepals equal- 
ing the capsule. Leaves oblong-ovate to 
zie lanceolate, obscurely cre 
serrat 
Leaves BY petioled. Racemes usually 10- 
25 flowered. Plant emersed. 
Leaves sessile and clasping (or only the 
upper or lowermost petioled). Ra- 
qa. V. peregrina xalapensis. 
8. V. longifolia. 
9. V. Teucrium. 
10. V. Chamaedrys. 
11. V. officinalis. 
12. V.-.americana. 
