Cypripedium reginae
Showy lady's-slipper orchid Taxonomy
Synonyms: Subspecific taxa: Classification:
Other taxonomic & nomenclature sources: USDA Plants;  ITIS;  The Plant List;  IPNI Images
   
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Species Distribution
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County Map Legend
Absent: Not known from county Medium confidence: Medium or unknown confidence; often old records or unverifiable observations Medium-high confidence: Often observations by expert botanists High confidence: Often vouchered herbarium records Planted / introduced: Native species introduced outside historic range, or only in planted locations within county (e.g., restorations) Historic / extirpated: Only historic records for the species; likely extirpated (Note that this category is not yet functional) North American distribution maps for this species: FLNA;  USDA Plants;  BONAP;  BISON
Collections, Observations & Flowering by Month [?]
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Collections & Observations by Decade [?]
Species Status
Status/Listing: State Endangered Notes: Origin: Native
Species Description
General: Monocot, perennial Roots: adventitious, fibrous Shoots: alternate leaf arrangment; simple leaf type; entire leaf margin; Parallel leaf venation; lanceolate leaf shape Inflorescence: solitary Flowers: perfect; 3 merous; complete, irregular; red, white; epigynous ovary position Fruit: capsule Physiology: autotrophic; C3 C02 fixation Reproduction: sexual
Ecology & Natural History
Habitat: Once found in all the above areas-now only in fens in state nature preserves. Especially in moist crevices & seepage of the lower half of mainly north- facing limestone bluffs bordering canyons and narrow cool valleys along small streams; wet calcareous meadows; preference for areas with Rhus vernix; hanging fens of Illinois river valley; light shade to full sun; swale margins and moist flats near Chicago. ILPIN Notes: Muenscher, W.C. 1975. Poisonous plants of the United States. Can be grown in wildflower gardens in somewhat drier situations but grows best with moisture. Foliage & stems with glandular hairs that may cause dermatitis like poison ivy. Sepals and petals, white; lip streaked with pink Only in northern half of Illinois. Functional Relationships:
Human Relationships:
Wildlife and Livestock Information:
Coefficient of Conservatism (C-value) [?] :
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