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Bransford, W.D. and Dolphia
Cypripedium arietinum W.T. Aiton
Ram's head lady's slipper
Synonym(s): Criosanthes arietina
USDA Symbol: cyar5
USDA Native Status: L48 (N), CAN (N)
Bloom InformationBloom Color: White , Red , Green , Purple , Brown
Bloom Time: May , Jun
, WI Canada: MB
Growing ConditionsSoil Moisture: Dry , Moist , Wet
BenefitWarning: POISONOUS PARTS: Glandular, irritating hairs on leaves. Symptoms include skin irritation after contact. Toxic Principle: Unidentified.
Conspicuous Flowers: yes
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
Record Last Modified: 2007-01-01
Research By: TWC Staff