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10. Neolitsea aurata (Hayata) Koidzumi, Bot. Mag. (Tokyo). 23: 256. 1918.
新木姜子 xin mu jiang zi
Trees, up to 14 m tall, ca. 18 cm d.b.h. Young branchlets and petioles ferruginous or yellow-brown pubescent or glabrous. Leaves alternate or clustered toward apex of branchlet; petiole 8-12 mm; leaf blade oblong, elliptic, oblong-lanceolate, lanceolate, oblanceolate, or oblong-obovate, 8-14 × 2.5-4 cm, densely golden yellow sericeous or white, yellow, brown-yellow, or red-brown sericeous abaxially when young, glabrous adaxially, triplinerved, lateral veins 3 or 4 pairs, lowermost pair arising 2-3 mm from base, base cuneate or rotund, apex acuminate or falcate-acuminate. Umbels 3-5-fascicled toward apex of branchlet or internode, 5-flowered. Pedicel ca. 2 mm. Perianth segments 4, elliptic. Male flowers: fertile stamens 6; filaments pubescent at base, of 3rd whorls each with 2 stipitate glands at base; rudimentary pistil glabrous. Fruit ellipsoid, ca. 8 × 6 mm, seated on shallowly discoid perianth tube; fruiting pedicel 5-7 mm, pilose.
Broad-leaved forests and forest margins on mountain slopes, weed-tree forests; 500-1900 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangsu, Jiangxi, Sichuan, Taiwan, Yunnan, Zhejiang [Japan].
Neolitsea aurata is extremely variable in leaf shape and indumentum color.
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1 |
Young branchlets and petioles glabrous |
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(2) |
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Young branchlets and petioles ferruginous or yellow-brown pubescent |
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(3) |
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2 (1) |
Leaf blade sparsely yellow sericeous abaxially when young, margin not undulate, not hyaline, base not decurrent. |
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10d var. paraciculata |
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Leaf blade red-brown sericeous abaxially when young, margin undulate, hyaline, base decurrent. |
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10e var. undulatula |
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3 (1) |
Leaf blade often oblong-obovate, densely white appressed sericeous abaxially when young. |
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10c var. glauca |
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Leaf blade densely golden yellow or sparsely brown-yellow sericeous abaxially when young |
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(4) |
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4 (3) |
Leaf blade oblong, elliptic, oblong-lanceolate, or oblong-obovate, broader, more than 2.5 cm wide, densely golden yellow sericeous abaxially when young. |
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10a var. aurata |
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Leaf blade lanceolate or oblanceolate, narrower, less than 2.4 cm wide, sparsely brown-yellow sericeous abaxially when young. |
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10b var. chekiangensis |
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Lower Taxa
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