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

71. Populus pruinosa Schrenk, Bull. Cl. Phys.-Math. Acad. Imp. Sci. Saint-Pétersbourg, sér. 2. 3: 210. 1845.

灰胡杨 hui hu yang

Balsamiflua pruinosa (Schrenk) Kimura; Turanga pruinosa (Schrenk) Kimura.

Trees to 10(-20) m tall; bark grayish yellow; crown spreading. Sprouts densely gray tomentulose; branchlets gray tomentulose. Leaves of short branchlets with petiole 2-3 cm, slightly compressed; leaf blade reniform, 2-4 × 3-6 cm, both surfaces grayish blue, densely tomentulose, margin entire or apex with 2 or 3 loose teeth. Sprouts with leaf blade elliptic, both surfaces tomentose. Fruiting catkin 5-6 cm; rachis tomentulose. Capsule long ovoid, 5-10 mm, tomentulose, 2- or 3-valved, stipitate. Fl. May, fr. Jul-Aug.

Basins; 200-1500 m. Xinjiang [Kazakhstan, Tajikistan, Turkmenistan; SW Asia]


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