Rumex_hymenosepalus

<i>Rumex hymenosepalus</i>

Rumex hymenosepalus

Species of flowering plant in knotweed family

Rumex hymenosepalus, commonly known as canaigre, canaigre dock, ganagra, wild rhubarb, Arizona dock, and tanner's dock,[2] is a perennial flowering plant which is native to the North American deserts in the southwestern United States and northern Mexico. It is a common food plant of the ruddy copper larvae.[3]

Quick Facts Rumex hymenosepalus, Conservation status ...

Uses

It has been cultivated in the southwestern United States for the roots, a good source of tannin, which is used in leather tanning. It also yields a warm, medium brown dye.[4] The leaves and leaf stalks are considered edible when young, the older leaf stalks cooked and eaten like rhubarb, which is in the same plant family.[5]

Taxonomy

Rumex hymenosepalus was first described by American botanist John Torrey in the Report on the United States and Mexican Boundary in 1859.[6]

Synonyms
  • Rumex arizonicus Britton
  • Rumex salinus A. Nelson
  • Rumex hymenosepalus var. salinus (A. Nelson) Rech.
  • Rumex saxei nom. nudum. UNAM

References

  1. [1]
    Rumex hymenosepalus. Flora of North America.
  2. [2]
    "Rumex hymenosepalus". Germplasm Resources Information Network. Agricultural Research Service, United States Department of Agriculture. Retrieved 21 December 2017.
  3. [3]
    Warren, Andrew. "Butterflies of Oregon Their Taxonomy, Distribution, and Biology". Lepidoptera of North America. 6.
  4. [4]
    Canaigre. drugs.com
  5. [5]
    American Indian Cooking: Recipes from the Southwest, Carolyn Niethammer
  6. [6]
    Torrey, J. 1859. Report on the United States and Mexican Boundary. Botany 2(1): 177–178. 1859.1
Wikisource has the text of the 1905 New International Encyclopedia article "Canaigre".


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