Canada's Plant Hardiness Site

Synonymy

Apiaceae parsley family
Oxypolis rigidior (L.) Raf.
En: stiff cowbane, stiff hog-fennel, water-dropwort;
Fr: oxypolis rigide
  • [=Oenanthe ambigua Nutt.]
  • [=Oxypolis longifolia (Pursh) Small]
  • [=Oxypolis rigidior (L.) Raf. var. ambigua (Nutt.) B.L.Rob.]
  • [=Oxypolis rigidior (L.) Raf. var. longifolia (Pursh) Britton]
  • [=Oxypolis turgida Small]
  • [=Peucedanum rigidum (L.) Alph.Wood]
  • [=Peucedanum rigidum (L.) Alph.Wood var. ambiguum (Nutt.) Alph.Wood]
  • [=Sium longifolium Pursh]
  • [=Sium rigidus L. - basionym]

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