Trillium lancifolium

Rafinesque

Autik. Bot., 132. 1840.

Common names: Lance-leaved trillium
Endemic
Treatment appears in FNA Volume 26. Treatment on page 111. Mentioned on page 91, 94.

Rhizome horizontal, white, very slender-elongated, brittle; internodes elongated. Scapes 1–2, round in cross section, 1.5–3.2 dm, ca. 2.5–3 times longer than bracts, slender, glabrous. Bracts often downturned but leaves held well away from ground, sessile; blade mottled darker green, mottling becoming obscure in age, lanceolate to narrowly lanceolate-elliptic, 5–8.3 × 2–3.3 cm, not glossy, apex blunt or acute. Flower erect, no odor reported; sepals recurved basally and declining to ± same plane of and alternating with leaves, green, lanceolate, 13–20 × 5–7 mm, margins entire, apex acute; petals long-lasting, erect, ± connivent, not fully concealing stamens and ovary, maroon-red, purple, greenish tan, or 2-colored, claw dark reddish maroon basally, often twisted, linear to narrowly spatulate, 2.8–6.6 × 20–40 cm, widest above middle, thick-textured, basally clawed, margins entire, apex acute, claw to ± 1/2 as long as expanded limb; stamens incurved, 13–21 mm; filaments purple, slender; anthers weakly to strongly incurved, purple, 4–6 mm, ± slender, dehiscence introrse; connectives weakly to strongly incurved, purple, extending 1 mm beyond anthers; ovary dark purple, ovoid-rhomboid, 6-angled, 6–7 mm; stigmas erect, somewhat divergent-recurved, distinct, purple, nearly linear, obscurely subulate, 3–4 mm, weakly fleshy. Fruits baccate, purplish, odorless, 6-angled, prolonged angle folds making fruit appear almost winged, 0.7–1.2 cm, pulpy. 2n = 10.


Phenology: Flowering later winter–spring (Feb–early May).
Habitat: Alluvial soils, floodplains, rocky upland woodlands, brushy thickets, canebrakes, heavy shade, or thin, open woods
Elevation: 20–200 m

Distribution

V26 131-distribution-map.jpg

Ala., Fla., Ga., S.C., Tenn.

Discussion

Trillium lancifolium occurs mostly in small, regionally disjunct populations.

Selected References

None.

Lower Taxa

None.
... more about "Trillium lancifolium"
Frederick W. Case Jr. +
Rafinesque +
Lance-leaved trillium +
Ala. +, Fla. +, Ga. +, S.C. +  and Tenn. +
20–200 m +
Alluvial soils, floodplains, rocky upland woodlands, brushy thickets, canebrakes, heavy shade, or thin, open woods +
Flowering later winter–spring (Feb–early May). +
Autik. Bot., +
Trillium lancifolium +
Trillium subg. Phyllantherum +
species +