Show Lower Taxa
Sorbus subg. Torminaria
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
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
"thin" is not a number."/2" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property.
... more about "Sorbus subg. Torminaria"
aggregated +
perigynous +
dehiscent +
lobed +
absent +
absent +
glutinous +
winter +
proximal +
woolly +
cartilaginous +
tanniferous +
villous +
absent +
aggregated +
absent +
multilayered +
epigynous +
1/2 +
aggregated +
shiny +
fascicles +
persistent +
obconic +
6-400+-flowered +
axillary +
crassinucellate +
true +
epigynous +
simple +
alternate +
deciduous +
epigynous +
epigynous +
absent +
horizontal +
conspicuous +
absent +
aggregated +
absent +
perigynous +
longer +
broadly obovate;broadly ovate +
3-lacunate +
absent +
1;250 +
Hort. Dendrol., +
1853 +
not arillate +
asymmetric +
3;5 +
flattened;ovoid;lanceoloid +
fleshy +
unarmed +
absent +
Introduced +
14;20 +
capitate +
pinnate +
absent +
ovate;lanceolate or flabellate +
persistent +
connate +
1/2 +
terminal +
2;5 +
elongate +
Sorbus subg. Torminaria +
Sorbus +
subgenus +
developed +
absent +
inconspicuous +
minute +
unarmed +
perennial +