The botanist's repository for new and rare plants; vol. 07 [of 10]

by active 1799-1828 Henry Cranke Andrews

PLATE CCCCXXXV.

VERBENA MUTABILIS.

Changeable-flowered Vervain.

CLASS II. ORDER I.

DIANDRIA MONOGYNIA. Two Chives. One Pointal.

ESSENTIAL GENERIC CHARACTER.

Corolla infundibuliformis, sub-æqualis, curva. Calyx unifoliatus, dentatus, truncatus. Sem. 2, s. 4. nuda. Stam. 2, s. 4.

Blossom funnel-shaped, nearly equal, and curved. Empalement one-leafed, toothed, and cut off. Seeds 2, sometimes 4, naked. Chives 2, sometimes 4.

SPECIFIC CHARACTER.

Verbena diandra, filamenta quatuor: spica longissima, carnosa, nuda: foliis ovatis, basi productis, dentatis, scabris, villosis: floribus imprimis coccineis, denique incarnatis: caule fruticoso.