life
cycle - perennial, reproducing by seed and creeping stems
stems -
prostate and creeping, square, rooting at nodes growth
habit 1, growth
habit 2, growth
habit 3
leaves -
opposite, round to kidney-shaped, round-toothed margins, long
petioles; purplish in spring during flowering leaves
flowers -
bluish-purple, white throat with dark violet spots, 2-lipped,
funnel-shaped; axillary clusters flowers
other - pungent mint-like scent when bruised or crushed