Regularity: Regularly occurring
Global Range: IA, NE s to MO & OK; (IA & NE s to TX) (Flora of the Great Plains, 1986).
Catalog Number: US 517743
Collection: Smithsonian Institution, National Museum of Natural History, Department of Botany
Verification Degree: Card file verified by examination of original publication
Preparation: Pressed specimen
Collector(s): E. B. Knerr
Year Collected: 1892
Locality: Atchison, Kansas, United States, North America
Comments: Prairies & open woods, occasionally found in cut-over woods (Flora of the Great Plains, 1986).
Flower-Visiting Insects of Prairie Trout Lily in Illinois
(bees collect pollen or suck nectar; observations are from Michener & Rettenmeyer and Krombein et al. as indicated below)
Apidae (Apinae): Apis mellifera (MR)
Andrenidae (Andreninae): Andrena erythronii cp olg (MR, Kr)
Life History and Behavior
National NatureServe Conservation Status
Rounded National Status Rank: NNR - Unranked
Erythronium mesochoreum forms round to egg-shaped bulbs up to 25 mm long. Leaves are elliptic to lanceolate, up to 14 cm long. Scape is up to 15 cm tall, bearing only one flower. Tepals are spreading at flowering time, white with blue or purple tinge on the underside and a yellow spot on the upper side. Anthers are yellow, and style is white.
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