響毛楊

響毛楊

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中文名:響毛楊 學 名:Populus pseudo-tomentosa C. Wang et S. L. Tung 界:植物界 門:被子植物門 Angiospermae 綱:雙子葉植物綱 Dicotyledoneae 亞 綱:原始花被亞綱 Archichlamydeae 目:楊柳目 Salicales 科:楊柳科 Salicaceae 屬:楊屬 Populus 組:白楊組 Sect. Populus 種:響毛楊 分布區域:中國山東、 河南、山西等省

響毛楊（xiǎng máo yáng ， 學名 Populus pseudo-tomentosa C. Wang et S. L. Tung）喬木，當年生枝紫褐色，光滑。生境： 山坡。分布於內蒙古自治區， 河北省， 陝西省， 山東省， 貴州省。

目錄

響毛楊形態特徵

喬木。樹皮灰白色，當年生枝紫褐色，光滑；芽卵形，先端急尖，富含樹脂， 響毛楊 有光澤，黃褐色芽無毛，有黏脂。

葉卵形或卵狀圓形，長5~15cm，寬4~7cm，邊緣有不整齊的波狀粗齒和淺細鋸齒，先端急尖，基部心形，通常具2明顯腺點，基部截形或心形，邊緣具內曲圓腺齒。

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花序長6~10cm，序軸有毛。果序長達12~20（30）cm果卵狀長橢圓形，2瓣裂，有短梗。

Populus adenopoda Maxim. in Bull. Soc. Nat. Mosc. 54 (1): 50. 1879; Schneid. in Sarg. Pl. Wils. 3: 23. 1916; Rehd. Man. Cult. Trees and Shrubs, 86. 1927; Hand.-Mazz. Symb. Sin. 7: 58. 1929; Hao in Contr. Inst. Bot. Nat. Acad. Peiping, 3: 228. 1935;陳嶸, 中國樹木分類學, 115. 1937;中國高等植物圖鑑, 1: 352. 圖704. 1972; 秦嶺植物志, 1 (2): 18. 圖7. 1974.——P. tremula L. var. adenopoda (Maxim.) Burkill in Journ. Linn. Soc. Bot. 26: 537. 1899. ——P. silvestrii Pampan. in Nuov. Giorn. Bot. Ital. n. ser. 17: 247. f. 2. 1910.

Trees to 30 m tall; bark grayish white, smooth, becoming dark gray, furrowed; crown ovoid. Old branches grayish brown, glabrous; branchlets slender or robust, dull reddish brown pubescent. Buds conical, viscid, glabrous. Petiole very laterally flattened, 2-8(-12) cm, tomentose or downy; leaf blade ovate-orbicular or ovate, 5-15 × 4-7(-13) cm, abaxially grayish green, densely pubescent when young, adaxially dark green, glabrous or downy along veins, shiny, base truncate or cordate, rarely subrounded or cuneate, with 2 raised glands, margin incurved, glandular crenate-serrate or loosely or coarsely dentate, apex long acuminate or caudate. Male catkin 6-10 cm. Male flower: disc dentate-lobed. Fruiting catkin 12-20(-30) cm; rachis pilose; bracts palmatiparted, brown, obovate-elliptic, ca. 2.5 mm, ciliate. Capsule long ovoid-ellipsoid, (2-)4-6 mm, glabrous, 2-valved, shortly stipitate, apex acute. Seeds dark. Fl. Mar-Apr, fr. Apr-May.

• Mountain slopes; 300-2500 m. Anhui, Fujian, Guangxi, Guizhou, Hebei, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Sichuan, Yunnan, Zhejiang

Used for timber, construction, making furniture, farm tools, and wood pulp.

響毛楊生長環境

主要生長在山坡。

響毛楊分布範圍

分布在山東、河南、山西等省山區。