70 Prunella Pennsylvania, p. lanceolata.
Root perennial, fibrous. Plant from ten to fourteen inches high.
Stems square, hairy. Leaves opposite, lanceolate, and broad-lanceolate,
irregularly toothed, on short petioles. Nerves and costa conspicuous.
Upper pair of leaves sessile, embracing the spike which is long
and narrow after the plant has continued some time in flower. Bracteas
membranaceous, reticulated, ciliated, and reniform. Flowers handsome,
labiated, of a lilac-purple colour, and expanding successively for
a considerable time. Calix consists of two lips, the upper one of which
is furnished with three short setaceous awns, the lower terminating in
two sharp teeth. Grows in grassy way sides, near the fences of grassy
fields, preferring moist soils. Flowers in August and September.
The table represents the plant, in flower, of its natural size__the
spike being represented short and ovate, as in the first days of florescence.
It afterwards becomes elongated to three times the length of
the figure.