Ulmus macrocarpa var. macrocarpa

Ulmus macrocarpa var. macrocarpa
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta
Class: Magnoliopsida
Order: Rosales
Family: Ulmaceae
Genus: Ulmus
Species: Ulmus macrocarpa
Trinomial name
Ulmus macrocarpa var. macrocarpa
L.K.Fu
Synonyms
  • Ulmus macrocarpa var. mandshurica Skvortsov
  • Ulmus macrocarpa var. mongolica Liou & Li
  • Ulmus macrocarpa var. nana Liou & Li
  • Ulmus macrophylla Nakai

Ulmus macrocarpa var. macrocarpa L. K. Fu is found on hillslopes and in valleys at elevations of between 700 m and 800 m in the Chinese provinces of Anhui, Gansu, Hebei, Heilongjang, Henan, Hubei, Jiangsu, Jilin, Liaoning, Nei Mongol, eastern Qinghai, Shaanxi, Shanxi, Shandong. Beyond China it is also found in Korea, Mongolia, and Russia (Siberia).[1]

Fu [1] sank Ulmus taihangshanensis S.Y.Wang as a synonym for this variety, but the former has more recently been sunk as a synonym of Ulmus lamellosa [2].

Contents

Description

The tree is distinguished by a "leaf blade abaxially sparsely pubescent, adaxially hirsute or with convex trichome scars, base attenauted to rounded, apex shortly caudate. Samara pubescent, apically concave or rounded, wings thick, stigmas pubescent. Fl. Mar., fr., Apr."

Pests and diseases

No information available.

Cultivation

The tree is not known to be in cultivation beyond Asia.

References

  1. ^ a b Fu, L., Xin, Y. & Whittemore, A. (2002). Ulmaceae, in Wu, Z. & Raven, P. (eds) Flora of China, Vol. 5 (Ulmaceae through Basellaceae). Science Press, Beijing, and Missouri Botanical Garden Press, St. Louis, USA. [1]