Sideroxylon lanuginosum subsp. oblongifolium
in Organization for Flora Neotropica, Fl. Neotrop. 52: 169. 1990,.
Basionym: Bumelia oblongifolia Nuttall Gen. N. Amer. Pl. 1: 135. 1818
Synonyms: Bumelia lanuginosa subsp. albicans (Sargent) A. E. Murray Bumelia lanuginosa var. albicans Sargent Bumelia lanuginosa subsp. oblongifolia (Nuttall) Cronquist Bumelia lanuginosa var. oblongifolia (Nuttall) R. B. Clark Sideroxylon lanuginosum subsp. albicans (Sargent) Kartesz & Gandhi Sideroxylon lanuginosum var. oblongifolium (Nuttall) B. L. Turner
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Leaves: petiole glabrate or sparsely hairy, hairs gray to white; blade dull adaxially, 52–97 mm, abaxial surface densely to sparsely villous, hairs white to gray.
Phenology: Flowering Jun–Jul.
Habitat: Upland and floodplain forests, prairie margins
Elevation: 300-1300 m
Distribution
Ark., Ill., Kans., Ky., La., Mo., Okla., Tex.
Discussion
Subspecies oblongifolium generally occurs in the mid-continent region and is characterized by white to gray indument on the abaxial leaf surfaces. Hair color varies from gray to white among some specimens from Texas and northern Mexico.
Selected References
None.
Lower Taxa
None.