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Trillium stamineum Harbison
Blue Ridge wakerobin; Twisted Trillium

Life   Plantae   Monocotyledoneae   Liliaceae   Trillium

Trillium stamineum, inflorescence - frontal view of flower
© Copyright Steve Baskauf, 2002-2011 · 4
Trillium stamineum, inflorescence - frontal view of flower

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Trillium stamineum, inflorescence - lateral view of flower
© Copyright Steve Baskauf, 2002-2011 · 4
Trillium stamineum, inflorescence - lateral view of flower
Trillium stamineum, whole plant - in flower - general view
© Copyright Steve Baskauf, 2002-2011 · 4
Trillium stamineum, whole plant - in flower - general view

Trillium stamineum, leaf - basal or on lower stem
© Copyright Steve Baskauf, 2002-2011 · 4
Trillium stamineum, leaf - basal or on lower stem
Trillium stamineum, stem - showing leaf bases
© Copyright Steve Baskauf, 2002-2011 · 4
Trillium stamineum, stem - showing leaf bases

Trillium stamineum, pollen
© Copyright UDEL Pollen 2014 · 1
Trillium stamineum, pollen
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Trillium stamineum Harbison
Blue Ridge wakerobin

General Information
Symbol: TRST7
Group: Monocot
Family: Liliaceae
Duration: Perennial
Growth Habit : Forb/herb
Native Status : L48   N
Data Source and Documentation
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Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   





Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Liliopsida – Monocotyledons
Subclass Liliidae
Order Liliales
Family Liliaceae – Lily family
Genus Trillium L. – trillium
Species Trillium stamineum Harbison – Blue Ridge wakerobin

Subordinate Taxa

This plant has no children

Legal Status

Wetland Status

Interpreting Wetland Status

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Flora of North America (TRST7)
Integrated Taxonomic Information System (TRST7)
University of Tennessee Herbarium (Distribution) (TRST7)
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NC-Plant Fact Sheet (TRST7)
Pacific Bulb Society (TRST7)



Source Large Mammals Small Mammals Water Birds Terrestrial Birds


Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover

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Following modified from Flora of North America
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Link to Flora of North America home
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FNA Vol. 26 Page 95, 106, 114, 115 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 26 | Liliaceae | Trillium

35. Trillium stamineum Harbison, Biltmore Bot. Stud. 1: 23. 1901.

Twisted trillium

Rhizomes horizontal, brownish, short, thick, praemorse, not brittle. Scapes 1—3, round in cross section, 1.5—3 dm, slender to stout, pilose-pubescent, rarely glabrous. Bracts held well above ground, sessile; blade light silvery or bluish green with strong to faint mottling in darker colors, mottling becoming obscure with age, ovate-lanceolate to broadly ovate, 6.3—7.6 × 3.3—5 cm, larger bracts abaxially pilose-pubescent, margins entire, apex acute. Flower erect, odor strong, of carrion; sepals displayed above bracts, spreading to ± horizontal position, green, purple markings adaxially, lanceolate-elliptic, 17—40 mm, margins entire, purple, apex acuminate; petals long-lasting, spreading and carried in ± horizontal position unlike any other sessile trillium, very deep maroon to blackish red, rarely yellow, purple-streaked, with 1—2 spiral twists, narrowly elliptic to lanceolate or linear, narrow, 1.5—3.8 × 0.3—0.6 cm, rarely broader, thick-textured, margins entire, apex sharply acute to rounded, tips incurving slightly; stamens fully exposed, somewhat stiffly erect, dark purple, 16—24 mm, thick; filaments dark purple, 2—4 mm, basally dilated; anthers erect, straight, dark purple, 13—18 mm, thick, dehiscence extrorse; connectives dark purple, straight, coarse, flat, ± not extended beyond anther sacs; ovary dark purple, oval, 6-angled, 5—7 mm; stigmas erect, widely spreading, often strongly recurved or recoiled, distinct, purple, linear, 4—10 mm, slightly thickened basally. Fruits baccate, purple, odorless, ovoid, strongly 6-angled, sometimes winged, 2 × 1—1.5 cm, pulpy, moist. 2n = 10.

Flowering spring (late Mar--mid May). Dry, upland woods of deciduous trees, deciduous forest mixed with pines, soil on limestone outcroppings, mesic woods, sandy flats along medium streams, steep wooded slopes, banks of rivers; 50--200 m; Ala., Miss., Tenn.

Updated: 2018-10-21 10:27:21 gmt
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