Description
Key Characters:
Growth Form:
Slender, erect herb.
Stems:
Caulescent, branched, glabrous.
Roots:
Slender fascicled.
Leaves:
Leaves compound (ternate).
Alternate.
Leaflets broad.
Margins toothed or lobed.
Petioles sheathing.
Stipules absent.
Flowers:
Flowers, usually paniculate, in loose, irregularly compound umbels; peduncles terminal and lateral. involucre absent or of a short, linear bract, involucel absent or of a few minute bractlets.
Flowers bisexual (perfect).
Calyx teeth absent or minute.
Corolla of 5 petals; petals white, obovate, with a narrower inflexed apex.
Stamens 5, inserted on an epigynous disk.
Ovary inferior, 2-celled; ovules 1 per cells, anatropous; styles 2, usually swollen at base into a stylopodium. Styles erect or reflexed, the stylopodium slender-conical; carpophore 2–parted to base.
Fruit:
Fruit linear–oblong; compressed laterally; beaked; glabrous; ribs filiform; conspicuous; vittae 1–4 in the intervals; 2 on the commissure.
Seeds 1 per mericarp; embryo small; endosperm cartilaginous. seed face plane.
Ploidy:
Habitat:
Elevation Range: