Native Plants
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Cressler, Alan
Platanthera dilatata var. leucostachys
Platanthera dilatata (Pursh) Lindl. ex Beck var. leucostachys (Lindl.) Luer
Sierra Bog Orchid, Bog Rein Orchid
Orchidaceae (Orchid Family)
Synonym(s): Habenaria dilatata var. leucostachys, Habenaria leucostachys, Limnorchis graminifolia, Platanthera leucostachys
USDA Symbol: PLDIL
USDA Native Status: L48 (N), AK (N), CAN (N)
Erect, leafy stems with many fragrant, white, bilaterally symmetrical flowers in a spike.
Plants in the Rocky Mountain region often have more stout, shorter spurs. Study has shown that this plant, once called Habenaria dilatata, is better placed in the genus Platanthera, where it has been given a different scientific name for technical reasons; Platanthera refers to the wide anther.
Plant Characteristics
Duration: PerennialHabit: Herb
Leaf Complexity: Simple
Fruit Type: Capsule
Size Notes: Up to about 4 feet tall.
Bloom Information
Bloom Color: WhiteBloom Time: Jun , Jul , Aug , Sep
Distribution
USA: AK , AZ , CA , ID , MT , NV , OR , UT , WA , WYCanada: BC
Native Distribution: British Columbia south to southern California, northern Nevada, northwestern Arizona, southwestern Utah, Idaho, and northwestern Wyoming.
Native Habitat: Wet or boggy ground.
Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Platanthera dilatata var. leucostachys in USDA PlantsFNA: Find Platanthera dilatata var. leucostachys in the Flora of North America (if available)
Google: Search Google for Platanthera dilatata var. leucostachys
Metadata
Record Modified: 2023-04-25Research By: TWC Staff