Magnolia acuminata (Linnaeus) Linnaeus var. acuminata . Subgenus: Yulania. Section: Tulipastrum. Phen: Apr-Jun; Jul-Aug. Hab: Mesic to subxeric forests, especially (but by no means strictly) over mafic or calcareous rocks, up to at least 1550m (where growing with Betula alleghaniensis, Abies fraseri, Picea rubens, and Sorbus americana), ultramafic outcrop barrens (where codominant with Pinus rigida and Quercus alba). Dist: S. ME, MY, c. IN, s. MO, and e. OK, south to c. GA, w. Panhandle FL (Holmes and Walton counties), s. AL, s. MS, and w. LA.
Origin/Endemic status: Native
Taxonomy Comments: The recognition of two varieties is uncertain (see discussion below).
Synonymy: = C, G, W, Frodin & Govaerts (1996), Spongberg (1998), Tobe (1998); = Tulipastrum acuminatum (L.) Small – S; < Magnolia acuminata (L.) L. – Ar, F, Fl2, FNA3, Il, K1, K3, K4, NE, NY, Pa, RAB, Tn, Va, WH3, WV, Hardin & Jones (1989); < Yulania acuminata (L.) D.L.Fu – Sima & Lu (2012)