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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]

Genus:

Triphora

Species Epithet:

trianthophoros var. trianthophoros

Common Name:

Three Birds Orchid, Nodding Pogonia, Nodding Ettercap

Plant Type

Herb/Wildflower

Life Cycle

Perennial

Plant Family

Orchidaceae (Orchid Family)

Native/Alien:

NC Native

Size:

0-1 ft.

Bloom Color(s):

White, Pink

Light:

Part Shade - 2 to 6 hours of sun per day, Less than 2 hours of sun per day

Soil Moisture:

Moist

Bloom Time:

July, August, September, October

Growing Area:

Mountains, Piedmont, Coastal Plain

Habitat Description:

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

Leaf Arrangement:

Alternate

Leaf Retention:

Deciduous

Leaf Type:

Leaves veined, not needle-like or scale-like

Leaf Form:

Simple

Life Cycle:

Perennial

Wildlife Value:

Has some wildlife value

Landscape Value:

Not Recommended for home landscapes

State Rank:

S2: Imperiled, S3: Vulnerable (*Key)

Global Rank:

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

State Status:

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

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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