Epipactis gigantea Douglas ex Hook.

©J.S. Peterson. United States, California, Alameda Co., Berkeley, Regional Parks Botanic Garden at T
©J.S. Peterson. United States, California, Alameda Co., Berkeley, Regional Parks Botanic Garden at T
©Gary A. Monroe. United States, Nevada, Clark Co., Pine Creek. June 04, 2005
©Gary A. Monroe. United States, Nevada, Clark Co., Pine Creek. June 04, 2005
©Gary A. Monroe. United States, Nevada, Clark Co., Pine Creek. June 04, 2005
©Gary A. Monroe. United States, Nevada, Clark Co., Pine Creek. June 04, 2005
©Al Schneider. United States, Colorado, NM, AZ, UT, Four Corners vicinity, within 150 miles of the c
©Al Schneider. United States, Colorado, NM, AZ, UT, Four Corners vicinity, within 150 miles of the c
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Utah, Zion N
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Utah, Zion N
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Utah, Zion N
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Utah, Zion N
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Utah, Zion N
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Utah, Zion N
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Utah, Zion N
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Utah, Zion N
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Texas, Brews
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Utah, Zion N
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Utah, Zion N
©G.A. Cooper. Provided by Smithsonian Institution, Department of Botany. United States, Utah, Zion N
©Mark W. Skinner. United States, California, Riverside Co., Bay Tree Spring. June 19, 1983
©Mark W. Skinner. United States, California, Riverside Co., Bay Tree Spring. June 19, 1983
©Al Schneider. United States, Colorado, NM, AZ, UT, Four Corners vicinity, within 150 miles of the c
©Nevada Native Plant Society. Margaret Williams. Provided by Nevada Native Plant Society. United Sta
©Nevada Native Plant Society. Margaret Williams. Provided by Nevada Native Plant Society. United Sta
©Gary A. Monroe. United States, California, Inyo Co., White Mountains, Wyman Creek. June 13, 2009
©Gary A. Monroe. United States, California, Inyo Co., White Mountains, Wyman Creek. June 13, 2009
©Gary A. Monroe. United States, California, Inyo Co., White Mountains, Wyman Creek. June 13, 2009
©Gary A. Monroe. United States, California, Inyo Co., White Mountains, Wyman Creek. June 13, 2009
©W.L. Wagner. Provided by Smithsonian Institution, Department of Botany.

Plant Details

Scientific Name: Epipactis gigantea Douglas ex Hook.
Family Name: Orchidaceae Juss. - Orchid family
Common Name: stream orchid
Symbol: EPGI
Group: Monocot
Rank: Species
Date Modified: Feb. 7, 2026, 3:50 a.m.

Duration

  • Perennial

Growth Habits

  • Forb/herb

Synonyms

Wetland Ratings

AGCP AW CB EMP GP HI MW NCNE WMVC AK
OBL OBL OBL OBL OBL

Species Range Map