Contains 4 accepted taxa overall.

Characteristics
Trillium L.
WAKEROBIN
Classification
LILIALES
Trillium
Citation
TRILLIUM Linnaeus, Sp. Pl. 339. 1753.
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TYPE: Trillium cernuum Linnaeus Lectotypified by Britton & A. Brown, Ill. Fl. N. U.S., ed. 2. 1: 523. 1913.
Distribution Map Present

This species have been reported in the counties highlighted.

Species
Scientific Name Common Name Herbarium Specimens Status Photos
Trillium decipiens CHATTAHOOCHEE RIVER WAKEROBIN Native
Trillium lancifolium LANCELEAF WAKEROBIN Native Rare-State UPL (NWPL)
Trillium maculatum SPOTTED WAKEROBIN Native
Trillium underwoodii LONGBRACT WAKEROBIN Native
Identification Key
1.  Leaf-like bracts 2.5-3.5 times as long as wide; sepals spreading to reflexed with the tips hanging below the bracts; petals distinctly clawed, the claw purplish and darker in color than the blade, the blade yellow to pale purplish; filaments and antherse 4-6 mm long, subequal
1.  Leaf-like bracts 0.8-2.5 times as long as wide; sepals spreading to reflexed with the tips usually not hanging below the bracts; petals without a claw or slightly clawed, the petal generally uniformly colored, greenish to dark purplish; filaments 1-3 mm long, much shorter than the anthers, the anthers 8-16 mm long
2
2.  Leaf-like bracts usually widest near the middle; anther dehiscence introrse; petals (3)4-5(7.5) times longer than wide; ovary weakly 3-angled to smooth (rarely very obscurely 6-angled)
2.  Leaf-like bracts widest below the middle; anther dehiscence latrorse, occasionally introrse basally with age; petals 2-5(6) times longer than wide; ovary strongly 6-angled
3
3.  Scape 17-44 cm long, 2.5-3 times longer than leaf-like bracts; bract tips at anthesis held far above the ground; petals 2-3 times longer than wide
3.  Scape 8-20 cm long, 1-2 times longer than leaf-like bracts; bract tips at anthesis typically nearly touching the ground or nearly so; petals (2.5)3-5(6) times longer than wide
Genus Synonyms
Synonym Full Citation Basionym Type
Delostylis Delostylis Rafinesque, J. Phys. Chim. Hist. Nat. Arts 89: 102. 1819. TYPE: Delostylis cernua Rafinesque, nom. illegit. (Trillium stylosum Nuttall)
Esdra Esdra Salisbury, Gen. Pl. 60. 1866. TYPE: Trillium sessile Linnaeus
Trillidium Trillidium Kunth, Enum. Pl. 5: 120. 1850. TYPE: Trillidium govanianum (Royle) Kunth (Trillium govanianum Royle)