Thursday, March 13, 2014

Rue Anemone

Anemonella thalictrioides ( Rue Anemone )
A perennial, reaching a maximum height of 12 ( rarely over 8 ) inches, that is native to moist deciduous forests of eastern North America ( from central Minnesota to southern Wisconsin to Goderich, Ontario to Barrie, Ontario to Trenton, Ontario to central Vermont and southern Maine; south to eastern Oklahoma to northwest Florida to South Carolina ). It is endangered in Ontario, Vermont, New Hampshire and Maine. In the Windsor/Essex County, Ontario region; it was locally abundant on the Lake Erie islands as well as the Ohio shore during the 1800s. It also occurred at Detroit during that time but was rare.
The biternately compound leaves are composed of obovate to nearly rounded leaflets up to 1.2 inches wide. The attractive ferny foliage is blue-green. During dry summers, the foliage will go dormant, reappearing the following year.
The white to pale pink flowers, up to 1 inch wide, are borne during early to mid spring.
Hardy zones 3 to 8 in partial to full shade on moist, light, humus-rich, well drained soil. Propagation is from seed and it often self seeds.

* photos taken on March 28 2010 @ U.S. National Arboretum, D.C.

* photos taken by Jennifer Anderson @ USDA-NRCS PLANTS Database

* photos taken on Apr 27 2015 @ Western Regional Park, Howard Co., MD

* photo taken on May 3 2015 in Ellicott City, MD

* photos taken on May 6 2015 in Cypressmeade Park, Ellicott City, MD

* photo taken on Apr 17 2016 @ U.S. National Arboretum, DC
'Rosea'
Pink flowers; otherwise identical to species.

* photos taken on Apr 17 2016 @ U.S. National Arboretum, DC