Sorbus subg. Torminaria

(de Candolle) K. Koch

Hort. Dendrol., 178. 1853.

Introduced
Basionym: Pyrus sect. Torminaria de Candolle in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 2: 636. 1825
Synonyms: Undefined subg. Torminalis Medikus
Treatment appears in FNA Volume 9. Treatment on page 436. Mentioned on page 433, 434.

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

Introduced; 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.

Lower Taxa