Rumex nivalis

Rumex nivalis
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Polygonaceae
Genus:	Rumex
Species:	R. nivalis
Binomial name
Rumex nivalis Hegetschw.

Rumex nivalis, commonly called snow dock, is a species of flowering plant in the knotweed family. It is endemic to Europe,[1] where it grows mainly in snowbeds. It is dioecious, with separate male and female plants.[2]

The plant was first discovered by Alexander Moritzi in 1836 in the Swiss Alps.[3] It is most plentiful at 7000 feet above sea level.[4]

References

1. Jaakko Jalas; Juha Suominen (1988). Atlas Florae Europaeae: Distribution of Vascular Plants in Europe. Cambridge University Press. p. 41. ISBN 0-521-34271-6.
2. Stehlik, Ivana; Barrett, Sspencer C. H. (2005). "Mechanisms Governing Sex-Ratio Variation in Dioecious Rumex nivalis". Evolution. 59 (4): 814–825. doi:10.1111/j.0014-3820.2005.tb01755.x. PMID 15926691.
3. "The Oseille des Neiges, or Rumex nivalis: A New Sorrel". Annals of Horticulture: And Year-book of Information on Practical Gardening. Houlston and Stoneman: 559. 1850.
4. John Ball (1860). Peaks, Passes, and Glaciers: A Series of Excursions by Members of the Alpine Club. Longman, Green, Longman, & Roberts. p. 279.