Trillium pusillum Michaux var. pusillum . Subgenus: Delostylis. Carolina Least Trillium, Carolina Dwarf Trillium. Phen: Late Mar-May; Jun-Jul. Hab: Ecotones of calcareous savannas and swamp forests in the lower Coastal Plain. Dist: Endemic to the outer Coastal Plain of e. NC and e. SC.

ID notes:T. pusillum is somewhat reminiscent of a tiny T. grandiflorum.

Origin/Endemic status: Endemic

Taxonomy Comments: The Trillium pusillum complex is currently undergoing study by Susan Farmer, Ed Schilling, and Aaron Floden; preliminary analyses show that the published varieties are "good" at varietal or higher rank, and that the recognition of additional taxa is warranted.

Other Comments: The T. pusillum complex has a wide but very fragmented range, involving most of the Southeastern states. Petals white to pink.

Synonymy: = K4; = Trillium pusillum Michx., sensu stricto; < Trillium pusillum Michx. – G, RAB, S, S13, Patrick (1986), Timmerman-Erskine, Dute, & Boyd (2002); < Trillium pusillum Michx. var. pusillum – C, F, FNA26, K1, K3, Case & Case (1997)

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACW (taxonomic split from wetland indicator species)

Heliophily: 5