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Plant Details

Trillium pusillum

Carolina Least Trillium

Scientific Name:

Trillium pusillum

Common Name:

Carolina Least Trillium

Plant Family

Trilliaceae (Trillium Family)

Native/Alien:

Native

Type:

Perennial

Bloom Color(s):

White, Pink

Size in Feet:

<1

Light:

Shade

Soil Moisture:

Mesic(*)

Bloom Time:

March - April - May

Bloom Area:

Statewide (Mountains, Piedmont, Coast)

State Rank:

S1 - 1-5 Extant Populations - Critically imperiled in NC because of extreme rarity or because of some factor(s) making it especially vulnerable to extirpation (local extinction) from NC (*)

Global Rank:

G3 - 21-100 Extant Populations - Rare or uncommon in the world (*)

State Status:

E - Endangered (*)

Notes:

Weakley currently lists five (5) varieties of T. pusillum as native to NC:

Trillium pusillum var. monticulum
Trillium pusillum var. ozarkanum
Trillium pusillum var. pusillum, Carolina Least Trillium, Carolina Dwarf Trillium
Trillium pusillum var. 4, Carolina Least Trillium
Trillium pusillum var. 5, Dismal Swamp Least Trillium

Trillium pusillum var. virginianum, Virginia Least Trillium, Virginia Dwarf Trillium, is not shown in NC but the NC Natural Heritage Program lists it

T. pusillum var pusillum

2 - 3 Year Old Seedlings

image

T. pusillum var pusillum

Plant & Bloom

image

T. pusillum var pusillum

Bloom Close Up

image

T. pusillum var pusillum

Older Bloom

image

T. pusillum var ozarkanum

Plants

image

T. pusillum var ozarkanum

Note the long pedicel

image

T. pusillum var virginianum

Plants

image

T. pusillum var virginianum

Plant

image

T. pusillum var virginianum

Bloom

image

T. pusillum var virginianum

Bloom Close Up

image

T. pusillum var georgianum

Plants
(Not an NC Native)

image

T. pusillum var georgianum

Leaves
(Not an NC Native)

image

Tom Harville

T. pusillum var georgianum

Seed Capsules
(Not an NC Native)

image

Mark Rose

T. pusillum var georgianum

Bloom
(Not an NC Native)

image

Tom Harville

Links:

USDA PLANTS Database Record

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Bird-Friendly Native Plants

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