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Chinese Plant Names | Family List | Ulmaceae | Ulmus

11. Ulmus pseudopropinqua Wang & Li, Ill. Fl. Lign. Pl. N.-E. China. 561. 1955.

假春榆 jia chun yu

Description from Flora of China

Trees, to 10 m tall, deciduous. Branchlets yellowish gray, unwinged, without a corky layer when young, densely or sparsely black lenticellate. Winter buds ± orbicular to ovoid-orbicular; bud scale margin densely white ciliate. Petiole 5-7 mm, pubescent; leaf blade ovate to ± obovate, 2-5.5 × 1-2.5 cm, abaxially pubescent, adaxially densely hirsute or with trichome scars, base oblique, margin doubly serrate, apex acuminate; secondary veins 12-17 on each side of midvein. Inflorescences fascicled cymes on second year branchlets. Perianth campanulate, glabrous, 4-lobed. Samara elliptic-oblong, obovate-oblong, or obovate-orbicular, 2-2.5 × 1.5-2 cm, glabrous except for pubescence on stigmatic surface in notch; stalk ca. 2 mm, pubescent; wings ± thick; perianth persistent. Seed at center of samara. Fl. and fr. Apr-Jun.

This poorly understood species should be reinvestigated. It may be of hybrid origin.

* Heilongjiang (Harbin).


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