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Montana Field Guide

Montana Field Guides

Orange Daylily - Hemerocallis fulva

Exotic Species (not native to Montana)

Global Rank: GNA
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 1

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General Description
Stoloniferous, scapose perennial up to 1.5 m tall. Leaves basal, linear, 50-100 cm long, 1-3 cm wide. Inflorescence a raceme or false umbel. Flowers several, broadly campanulate to funnelform, orange, perianth segments 6, inserted on the perianth, lobes 6-10 cm long, spreading or slightly recurved, tube up to 3.5 cm long. Stamens 6; stigma small, style long and slender, exceeding the anthers; ovary superior, 3-locular; ovules numerous. Fruit a capsule, seeds generally not maturing (adapted from: Churchill, 1986, in Flora of the Great Plains).

Range Comments
Introduced ornamental; widely escaped across much of North America, particularly in eastern half (Kartesz in prep. 2012).

Habitat
Escaping from cultivation, found along roadsides and streams, pastures or persisting at abandoned farm sites (from Flora of the Great Plains, 1986).

References
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Citation for data on this website:
Orange Daylily — Hemerocallis fulva.  Montana Field Guide.  .  Retrieved on , from