life
cycle - annual, reproducing by seed
stems - smooth, branched, tall, translucent, watery when broken
leaves - ovate or elliptic, thin, hairless, toothed margins,
lower opposite, upper alternate, water beads on surface
flowers -
pale yellow, funnel-shaped, brown spots in throat only, curved
spur at funnel point; axillary clusters, 2-4 flowered flowers
seedpods - capsules, dehiscent when mature