Ulmus bergmanniana var. lasiophylla C. K. Schneid. is endemic to China, on mountain slopes at elevations of 2100–2900 m in Gansu, Shaanxi, north-west Sichuan, south-east Xizang (formerly Tibet), and north-west Yunnan.[2]
Ulmus bergmanniana var. lasiophylla | |
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Scientific classification ![]() | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Rosales |
Family: | Ulmaceae |
Genus: | Ulmus |
Species: | |
Variety: | U. b. var. lasiophylla |
Trinomial name | |
Ulmus bergmanniana var. lasiophylla | |
Synonyms | |
Ulmus lasiophylla C. K. Schneid. (W. C. Cheng)[1] |
The tree is distinguished by Fu (2002) as having "Leaf blade adaxially with densely curved pubescence. Flowers and fruits February - April".
Var. lasiophylla is cold hardy; in artificial freezing tests at the Morton Arboretum[3] the LT50 (temp. at which 50% of tissues die) was found to be - 27.7 °C. There are no known cultivars of this taxon, nor is it known to be in commerce.
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