Show Lower Taxa
Sorbus subg. Torminaria
Hort. Dendrol., 178. 1853.
Introduced
Basionym: Pyrus sect. Torminaria de Candolle
Synonyms: Undefined subg. Torminalis Medikus
Revision as of 18:18, 18 September 2019 by FNA>Volume Importer
Trees, to 120[–200] dm. Winter buds glutinous [or not]. Leaves simple; petiole nodes 3-lacunate; blade margins relatively deeply lobed. Flowers: styles connate 1/2 their lengths. Pomes: epidermis multilayered; flesh composed entirely of tanniferous cells; core present.
Distribution
Wash., Eurasia, n Africa.
Discussion
Species 3 (1 in the flora).
The two other species of this subgenus are of apparent hybrid origin, possibly with subg. Aria, and exhibit less deeply lobed leaves and pome flesh with tanniferous cells in groups.
Selected References
None.