Main Page | See live article | Alphabetical index Mountain Avens Scientific classification Kingdom: Plantae Division: Magnoliophyta Class: Magnoliopsida Order: Rosales Family: Rosaceae Genus: Dryas Species: octopetala Binomial nomenclature Dryas octopetala L. The Mountain Avens or White Dryas (Dryas octopetala) is a alpine and arctic flower of Eurasia. It forms small shrubs, and is a popular flower in rock gardens. The taxonomic name octopetala derives from the greek octo (eight) and petalon (leave), referring to the eight flower leaves. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.