毛泡桐Paulownia tomentosa

中文名(Chinese Name):毛泡桐
学名(Scientific Name):Paulownia tomentosa (Thunb.) Siebold & Zucc. ex Steud.
英文名(English Common Name):princesstree
别名(Chinese Common Name):Incarvillea tomentosa (Thunb.) Spreng.  Paulownia lilacina Sprague  Paulownia recurva Rehder  Paulownia tomentosa var. japonica Elwes  Paulownia tomentosa var. lanata (Dode) C. K. Schneid.  Paulownia grandifolia Hort. ex Wettstein  Paulownia imperialis Siebold et Zucc.  Paulownia imperialis var. lanata Dode
异名(Synonym):
科属(Family & Genus):玄参科(Scrophulariaceae)泡桐属
形态特征(Description):乔木高达20米,树冠宽大伞形,树皮褐灰色;小枝有明显皮孔,幼时常具粘质短腺毛。叶片心脏形,长达40厘米,顶端锐尖头,全缘或波状浅裂,上面毛稀疏,下面毛密或较疏,老叶下面的灰褐色树枝状毛常具柄和3-12条细长丝状分枝,新枝上的叶较大,其毛常不分枝,有时具粘质腺毛;叶柄常有粘质短腺毛。花序枝的侧枝不发达,长约中央主枝之半或稍短,故花序为金字塔形或狭圆锥形,长一般在50厘米以下,少有更长,小聚伞花序的总花梗长1-2厘米,几与花梗等长,具花3-5朵;萼浅钟形,长约1.5厘米,外面绒毛不脱落,分裂至中部或裂过中部,萼齿卵状长圆形,在花中锐头或稍钝头至果中钝头;花冠紫色,漏斗状钟形,长5-7.5厘米,在离管基部约5毫米处弓曲,向上突然膨大,外面有腺毛,内面几无毛,檐部2唇形,直径约小5厘米;雄蕊长达2.5厘米;子房卵圆形,有腺毛,花柱短于雄蕊。蒴果卵圆形,幼时密生粘质腺毛,长3-4.5厘米,宿萼不反卷,果皮厚约1毫米;种子连翅长约2.5-4毫米。花期4-5月,果期8-9月。
分布(Distribution):分布于辽宁、河北、河南、山东、江苏、安徽、湖北、江西,通常栽培,西部地区有野生。海拔可达1800米。日本、朝鲜、欧洲和北美洲也有引种栽培。
用途(Use):该种较耐干旱与瘠薄,在北方较寒冷和干旱地区尤为适宜,但主干低矮,生长速度较慢。
引自中国植物志英文版:FOC Vol. 18 Page 9      
Paulownia tomentosa (Thunberg) Steudel, Nomencl. Bot. 2: 278. 1841.
毛泡桐 mao pao tong| Scrophulariaceae  | Paulownia
Trees, to 20 m tall; crown broad, umbelliform. Bark brown-gray. Twigs conspicuously lenticellate, viscid glandular when young. Leaf blade cordate, ca. 40 cm, abaxially densely to sparsely hairy, adaxially sparsely hairy, apex acute. Thyrses pyramidal to narrowly conical, to 50 cm; cymes 3- or 4-flowered; peduncle 1-2 cm, nearly as long as pedicels. Calyx shallowly campanulate, ca. 1.5 cm, outside tomentose; lobes to 1/2 or more calyx length, ovate-oblong. Corolla purple, funnelform-campanulate, 5-7.5 cm, ridged ventrally, outside glandular, inside glabrous; limb ca. 4.5 cm in diam. Stamens to 2.5 cm. Ovary ovoid, glandular. Style shorter than stamens. Capsule ovoid, 3-4.5 cm, densely viscid-glandular hairy; pericarp ca. 1 mm; persistent calyx lobes flat. Seeds 2.5-4 mm including wing. Fl. Apr-May, fr. Aug-Sep.
* Cultivated or wild; below 1800 m. Anhui, Gansu, Hebei, Henan, Hubei, Hunan, Jiangsu, Jiangxi, S Liaoning, Shaanxi, Shandong, Shanxi, N Sichuan [cultivated in North America, Europe, Japan, and Korea].
 毛泡桐Paulownia tomentosa

毛泡桐Paulownia tomentosa

毛泡桐Paulownia tomentosa
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