|
|
53a. Sorbus Linnaeus subg. Torminaria (de Candolle) K. Koch, Hort. Dendrol. 178. 1853.
Pyrus Linnaeus sect. Torminaria de Candolle in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 2: 636. 1825; Torminalis Medikus
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.
Species 3 (1 in the flora): introduced, Washington; Eurasia, n Africa.
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.
Lower Taxon
Related Links (opens in a new window) |
Other Databases
|
|
|
|
|
|
|