life
cycle - annual, reproducing by seed
stems -
trailing or twining, multiple from base, branching, smooth,
angled or ribbed, nodes swollen with ohrea present, ohrea short growth
habit 1, growth
habit 2
leaves -
alternate, triangular with heart-shaped base, margins entire
with hairs leaves
flowers -
5-sepaled, greenish to whitish sometimes purple tinged at base;
terminal and axillary clusters or racemes, flowers scattered,
single or paired to 4-whorled at raceme nodes flowers
1, flowers
2
seeds -
3-angled, not winged with green husk
