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Plant Details

Triphora trianthophoros var. trianthophoros [= Triphora trianthophora]

Three Birds Orchid, Nodding Pogonia, Nodding Ettercap

Scientific Name:

Triphora trianthophoros var. trianthophoros [= Triphora trianthophora]

Common Name:

Three Birds Orchid, Nodding Pogonia, Nodding Ettercap

Plant Family

Orchidaceae (Orchid Family)

Native/Alien:

NC Native

Type:

Herb/Wildflower

Bloom Color(s):

White with pink

Size in Feet:

1

Light:

Shade

Soil Moisture:

Mesic(*)

Bloom Time:

July - August - September

Bloom Area:

Statewide (Mountains, Piedmont, Coast)

Habitat Description:

Humid forests and swamps, rhododendron thickets, especially on rotten logs or on humus, in the mountains often under hemlock. Rare throughout NC.

State Rank:

S2: Imperiled, S3: Vulnerable (*)

Global Rank:

G3 - Vulnerable, G4 - Apparently Secure, G_T_: Subspecies or Variety Rank (add status to NOTES section) (*)

State Status:

W1: Watch List: Rare but Relatively Secure (*)

Federal Status:

No U.S. Status Listed (*)

Notes:

per Weakley, "The flowers are extremely ephemeral, making the species very difficult to locate."
Per Lady Bird Johnson Wildflower Center, "The plant may remain dormant for long periods, with the underground tuber giving rise to a new stem after several years; when the flowers bloom, they last only one day."

NC Natural Heritage Program lists NC Rank as S2S3, Global Rank as G3G4T3.

Blooms

image

© David R. McAdoo

Bloom Closeup

image

David McAdoo

Links:

USDA PLANTS Database Record

Lady Bird Johnson Wildflower Center
Flora of North America
Bird-Friendly Native Plants



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