Northern Prairie Wildlife Research Center
Aquatic and Wetland Vascular Plants of the Northern Great Plains
67. Liliaceae, the Lily Family
2. Lilium L. -- Lily
1. Lilium philadelphicum L. -- Wild lily
Erect, glabrous perennial 2-9 dm tall, from a scaly bulb. Leaves cauline,
sessile, mostly alternate below to opposite or whorled above, linear to linear-lanceolate,
3-8 cm long, 3-9 mm wide, parallel-veined, blunt-tipped. Flowers 1-3,
terminal, erect, large and showy, on peduncles 1-8 cm long; tepals orange-red,
yellow and dark-spotted toward the clawed base (very rarely the tepals solid
yellow), 4-8 cm long, 0.8-2.8 cm wide; stamens and pistil prominent,
abut equaling the perianth; anthers 6-10 mm long; stigma 3-lobed,
style elongate, ovary superior. Capsule loculicidal, oblong, 2.5-4 cm
long; seeds flat, closely packed. Late Jun--Jul. Wet meadows, low prairie,
boggy places, seepage areas and ditches, also prairie hillsides, woodlands and
thickets; frequent from nw and e ND to e SD, also the Black Hills and n NE;
(NH to B.C., s to NC, KY, IA, NE and NM).
Plants of this region belong to var. andinum (Nutt.) Ker.
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-- Yellow stargrass
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