Robert W. Freckmann Herbarium


  Platanthera hookeri (Torr. ex A.Gray) Lindl. image
Photographer: Emmet J. Judziewicz           

Corey Raimond

Corey Raimond

Emmet J. Judziewicz

Jeff Hapeman

Jeff Hapeman
Family Orchidaceae
Platanthera hookeri (Torr. ex A.Gray) Lindl.
Hooker's orchid, pad-leaf
Platanthera: from the Greek for "flat" and "flower," hence "wide or flat anthered"
hookeri: named for Sir William Jackson Hooker (1785-1865), professor of botany and director of the Royal Botanical Gardens at Kew in the mid-19th century and author of several botanical works.
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
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Status: Special Concern
Plant: erect, perennial, 8"-16" tall forb; single stem usually with no bracts; fleshy roots
Flower: greenish to yellow, 6-parted, 3/4" long, stalkless, upward-curving lips not parted or fringed; inflorescence an open spike; blooms June-July
Leaf:2, large, basal, widely elliptical, lying flat on the ground or slightly creased
Habitat: moderate moisture to moist; forests, woods; in rich soil
(Glossary)

More Information Natural Communities Herbarium Specimens
All Platanthera list Google- Images or Text

Flora of North America (off site)
Synonyms 
Habenaria hookeri Torr. ex A.Gray
Habenaria hookeri Torr. ex A.Gray var. abbreviata Fernald
Lysias hookeriana (Torr. ex A.Gray) Rydb.
Orchis hookeri (Torr. ex A.Gray) A.W.Wood
Platanthera hookeri (Torr. ex A.Gray) Lindl. var. abbreviata (Fernald) W.J.Schrenk

         
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