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FOC | Family List | FOC Vol. 4 | Salicaceae | Populus

26. Populus girinensis Skvortzov, China J. 10: 337. 1929.

东北杨 dong bei yang

Trees to 12 m tall; trunk to 45 cm d.b.h.; bark furrowed; crown long ovoid. Branchlets terete, pubescent. Buds viscid, pilose or glabrous. Petiole 3-4 cm, pubescent; leaf blade broadly ovate or long ovate, 6.5-9 × 2.8-6 cm, abaxially shiny, ± pilose along veins, adaxially dull green, pubescent along veins, base subcordate or cuneate, margin slightly crenate-serrate, apex shortly acuminate. Female catkin 10-14 cm; rachis glabrous. Capsule oblong, ca. 11 × 7 mm, glabrous, 3-valved, sessile. Fl. Apr, fr. May.

* Heilongjiang, Jilin

According to B. V. Skvortzov (Not. Trees & Shrubs 10: 337. 1929), this is a hybrid that originated in Harbin, Heilongjiang around 1910.


1 Buds pilose; leaf blade subcordate at base   26a var. girinensis
+ Buds glabrous; leaf blade cuneate at base   26b var. ivaschevitchii

Lower Taxa


 

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