Sorbus sect. Tianshanicae

(Komarov ex T. T. Yu) McAllister

Gen. Sorbus, 237. 2005.

Basionym: Sorbus ser. Tianshanicae Komarov ex T. T. Yu Acta Phytotax. Sin. 8: 222. 1963
Treatment appears in FNA Volume 9. Treatment on page 443. Mentioned on page 437.
Revision as of 13:30, 30 July 2020 by imported>Volume Importer
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Winter buds ovoid to conic, dull, often glaucous, not glutinous, sparsely or densely hairy, hairs primarily rufous. Leaflets not papillose abaxially [exceptionally papillose], ± glaucous adaxially. Flowers: perianth and androecium semiepigynous. Pomes pinkish red, glaucous [or not]; sepals persistent; carpels distinct most of length, apex convex.

Distribution

w North America, Asia

Discussion

Species 3 (1 in the flora).

Selected References

None.

Lower Taxa

"thin" is not a number."/2" is not declared as a valid unit of measurement for this property.

... more about "Sorbus sect. Tianshanicae"
Peter F. Zika +  and Stéphane M. Bailleul +
(Komarov ex T. T. Yu) McAllister +
gray +  and brown or bronze +
compound +  and simple +
opposite +  and alternate +
not +  and clawed +
Sorbus ser. +
ovate +  and oblong +
5 cm50 mm <br />0.05 m <br /> (33 cm330 mm <br />0.33 m <br />) +
membranous +  and slightly leathery +
not glutinous +
hairy +  and glaucous +
ovoid;conic +
adnate +, connate +, or +  and distinct +
odd +  and simple +
divided +  and lobed +
tanniferous +
w North America +  and Asia +
not +  and aggregated +
single-layered +
0.5 cm5 mm <br />0.005 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
rancid +, unpleasant +  and strong +
unisexual +  and bisexual +
not +  and aggregated +
not +  and aggregated +
yellow +, brown +, red +  and orange +
glabrous +, hairy +  and glaucous +
0.4 cm4 mm <br />0.004 m <br /> (1.9 cm19 mm <br />0.019 m <br />) +
green +  and red +
hairy +  and glabrous +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
crassinucellate +
deciduous +
alternate +  and opposite +
papillose +
oblong +  and lanceolate or oblanceolate +
pinnate +, sharply serrate +  and nearly entire +
toothed +, unlobed +  and lobed +
inferior +  and superior +
biseriate +  and clustered +
collateral +  and basal +
3 +  and 2 +
hairy +, glaucous +  and glabrous +
rounded +  and flat-topped +
0 (?) +  and 4 (?) +
pink +  and white +
free +  and distinct +
2 +  and 5 +
broadly obovate;broadly ovate +
adnate +, free +, connate +  and distinct +
pinkish red +
Gen. Sorbus, +
not arillate +
darkening +, brown +  and reddish-brown or yellowish +
flattened;ovoid;lanceoloid +
persistent +
free +  and distinct +
incurved +, ascending +  and erect +
triangular +  and ovate +
free +  and distinct +
branched +  and simple +
ascending +  and erect +
1 +  and 8 +
persistent +  and deciduous +
short-adnate +  and free +
ovate;lanceolate or flabellate +
persistent +
distinct +
basal +, lateral +, subterminal +  and terminal +
elongate +
glaucous +, hairy +  and glabrous +
Sorbus sect. Tianshanicae +
Sorbus subg. Sorbus +
section +
inconspicuous +
hairy +  and glabrous +
tree +  and shrub +