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Trillium delicatum
Trillium delicatum A. Floden & E. E. Schill.
Ocmulgee Trillium
Liliaceae (Lily Family)
Synonym(s):
USDA Symbol: TRDE11
USDA Native Status: L48 (N)
"Rhizomes slender, ca. 1 cm diam, generally branching from side or ends. Scapes 5–8 cm tall, purple at base, green distally, slightly hexagonal distally, densely puberulent on angles with short 0.25–0.5 mm long trichomes, exserted from ground at angle with leaves held just on leaf litter, appearing prostrate from a distance. Leaves [bracts] ovate, broadest near base (in lower third), apex obtuse, 3.5–5 cm long × 2–4 cm broad, mottled heavily in 3 or more shades of green, abaxially strongly 3-veined with trichomes along the proximal portion of the leaf. Flower solitary, sessile, with strong odor of animal dung. Sepals elliptic-lanceolate, apex acuminate, sulcate, 1–2 cm long, 0.5–0.75 cm wide, reddish proximally, green distally. Petals oblanceolate, 2.4–2.9 × 0.7–1.1 cm, dark purple-maroon, undulate distally and acuminate, twisted at apex. Stamens 1–1.2 cm long, filaments 0.5–0.7 cm long, anther sacs 0.4–0.5 cm long, introrse, connectives extending ca. 2 mm past anther sacs, purple, incurved. Ovary depressed globose, 6-lobed, purple, ca. 0.4–0.5 cm tall (shorter than staminal filaments), stigmatic lobes ca. 1–1.5 mm, curved strongly outward. Fruit a fleshy, irregularly dehiscent capsule, weakly six-angled, greenish white, purplish at the apex, subglobose, ca. 12–13 mm in diam. Seeds not observed." (Reslit: 3177).
Endemic to Georgia.
From the Image Gallery
Plant Characteristics
Duration: PerennialHabit: Herb
Leaf Arrangement: Whorled
Leaf Complexity: Simple
Leaf Shape: Obovate
Leaf Margin: Entire
Leaf Apex: Obtuse
Breeding System: Flowers Bisexual
Fruit Type: Berry , Capsule
Size Notes: "Scapes 5-8 cm tall." (Reslit: 3177).
Leaf: "Leaves [bracts] ovate, broadest near base (in lower third), apex obtuse, 3.5-5 cm long 3 2-4 cm broad, mottled heavily in 3 or more shades of green, abaxially strongly 3-veined with trichomes along the proximal portion of the leaf." (Reslit: 3177).
Flower: "Flower solitary, sessile, with strong odor of animal dung. Sepals elliptic-lanceolate, apex acuminate, sulcate, 1-2 cm long, 0.5-0.75 cm wide, reddish proximally, green distally. Petals oblanceolate, 2.4-2.9 3 0.7-1.1 cm, dark purple-maroon, undulate distally and acuminate, twisted at apex. Stamens 1-1.2 cm long, filaments 0.5-0.7 cm long, anther sacs 0.4-0.5 cm long, introrse, connectives extending ca. 2 mm past anther sacs, purple, incurved. Ovary depressed globose, 6-lobed, purple, ca. 0.4-0.5 cm tall (shorter than staminal filaments), stigmatic lobes ca. 1-1.5 mm, curved strongly outward." (Reslit: 3177).
Fruit: "Fruit a fleshy, irregularly dehiscent capsule, weakly sixangled, greenish white, purplish at the apex, subglobose, ca. 12-13 mm in diam. Seeds not observed." (Reslit: 3177). Many authorities describe Trillium fruit as berry-like.
Bloom Information
Bloom Color: PurpleBloom Time: Apr
Bloom Notes: "Flower solitary, sessile, with strong odor of animal dung. Sepals elliptic-lanceolate, apex acuminate, sulcate, 1–2 cm long, 0.5–0.75 cm wide, reddish proximally, green distally. Petals oblanceolate, 2.4–2.9 × 0.7–1.1 cm, dark purple-maroon, undulate distally and acuminate, twisted at apex. Stamens 1–1.2 cm long, filaments 0.5–0.7 cm long, anther sacs 0.4–0.5 cm long, introrse, connectives extending ca. 2 mm past anther sacs, purple, incurved. Ovary depressed globose, 6-lobed, purple, ca. 0.4–0.5 cm tall (shorter than staminal filaments), stigmatic lobes ca. 1–1.5 mm, curved strongly outward." (Reslit: 3177).
Distribution
USA: GANative Distribution: Endemic to Georgia. Known from four scattered populations in Houston, Bleckley, and Greene counties, Georgia, in the Ocmulgee and Oconee River drainages." (Reslit: 3177).
Native Habitat: "Mesic-wet floodplain forests." (Reslit: 3177).
Growing Conditions
Light Requirement: ShadeSoil Moisture: Wet
Drought Tolerance: Low
Benefit
Conspicuous Flowers: yesFragrant Flowers: yes
Interesting Foliage: yes
Web Reference
Webref 28 - NatureServe Explorer: An online encyclopedia of life (2018) NatureServeWebref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Research Literature
Reslit 3177 - A New Species of Trillium (Melanthiaceae) from Central Georgia and its Phylogenetic Position in subgenus Sessilium (2019) Schilling, Edward E., Aaron Floden, Jayne Lampley,...This information was provided by the Florida WIldflower Foundation.
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Additional resources
USDA: Find Trillium delicatum in USDA PlantsFNA: Find Trillium delicatum in the Flora of North America (if available)
Google: Search Google for Trillium delicatum
Metadata
Record Modified: 2023-04-12Research By: Joseph A. Marcus