Oxypolis spp.
Family: Apiaceae
Oxypolis image
Patrick Alexander  
Fr elliptic or oblong to suborbicular, strongly flattened dorsally; dorsal ribs filiform; lateral ribs expanded into a thin or thick wing bearing a longitudinal nerve near the pericarp, the fr therefore apparently exhibiting 5 filiform ribs on each side; oil-tubes solitary in the intervals, 2-6 on the commissure; carpophore bifid to the base; umbels few, loose, open, compound; bracts and bractlets few, linear or filiform, or none; sep minute or none; pet white; stylopodium conic; erect glabrous herbs of marshes, from a cluster of fibrous or tuberous-thickened roots, sometimes also rhizomatous; lvs once pinnate or reduced to bladeless phyllodes. 6, N. Amer.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

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Species within VPlants