栏目

乌冈栎Quercus phillyraeoides A. Gray

乌冈栎Quercus phillyraeoides A. Gray

别名:乌岗栎;石滴柴;

科名:壳斗科 Fagaceae

属名:栎属 Quercus

《中国植物志》第22卷255页
  39. 乌冈栎(中国树木分类学)图版81: 1-7
  Quercus phillyraeoides A. Gray in Mem. Am. Acad. Arts. Sic. 6: 406. 1859; Rehd. et Wils. in Sarg. Pl. Wils. 3: 233. 1916; Chun, Chinese Econ. Trees 104. 1921; A. Camus, Chenes 1: 419. 1936-38; 中国高等植物图鉴1: 455.图909. 1972; 秦岭植物志1(2): 77.图68. 1974; Y. C. Hsu et H. W. Jen in Acta Phytotax. Sin. 14 (2): 81. 1976;云南植物志2: 345. 1979; 河南植物志1: 256. 1981; 福建植物志1: 415. 1982; 贵州植物志1: 116. 1982; 中国树木志2: 2355. 1985. ——Q. ilex L. var. phillyraeoides Franch. in Journ. de Bot. 13: 152. 1899. p. p.——Q. fokiensis Nakai in Journ. Arn. Arb. 5: 75. 1924.——Q. singulifora A. Camus, Chenes 2: 14. 1938-39, Atlas 2. Pl. 81. f. 6-9. 1935-36. ——Q. lichuanensis Cheng, in Science (科学) 32: 8. 1950.——Q. fooningensis Hu et Cheng in Acta Phytotax. Sin. 1(2): 143. 1951. ——Q. myricifolic Hu l. c. 144. 1951.
  常绿灌木或小乔木,高达10米。小枝纤细,灰褐色,幼时有短绒毛,后渐无毛。叶片革质,倒卵形或窄椭圆形,长2-6 (-8)厘米,宽1.5-3厘米,顶端钝尖或短渐尖,基部圆形或近心形,叶缘中部以上具疏锯齿,两面同为绿色,老叶两面无毛或仅叶背中脉被疏柔毛,侧脉每边8-13条;叶柄长3-5毫米,被疏柔毛。雄花序长2.5-4厘米,纤细,花序轴被黄褐色绒毛;雌花序长1-4厘米,花柱长1.5毫米,柱头2-5裂。壳斗杯形,包着坚果1/2-2/3,直径1-1.2厘米,高6-8毫米;小苞片三角形,长约1毫米,覆瓦状排列紧密,除顶端外被灰白色柔毛,果长椭圆形,高1.5-1.8厘米,径约8毫米,果脐平坦或微突起,直径3-4毫米。花期3-4月,果期9-10月。
  产陕西、浙江、江西、安徽、福建、河南、湖北、湖南、广东、广西、四川、贵州、云南等省区。生于海拔300-1 200米的山坡、山顶和山谷密林中,常生于山地岩石上。日本也有分布。
  木材坚硬,耐腐,为家具、农具、细木工用材,种子含淀粉50%,可酿酒和作饲料。
  本种因生长的环境不同,生在山顶、山脊和人为干扰较频繁地方的,常生长成灌木状,叶短小,长2-5厘米;生长在环境条件较好地方的,常生长成乔木,叶长5-8厘米,果实也较大。

《Flora of China》 Vol. 4 (1999)
Quercus phillyreoides  A. Gray
乌冈栎   wu gang li
Maesa singuliflora H. Léveillé; Quercus fokienensis Nakai; Q. fooningensis Hu & W. C. Cheng; Q. ilex Linnaeus var. phillyreoides (A. Gray) Franchet; Q. lichuanensis W. C. Cheng; Q. myricifolia Hu & W. C. Cheng; Q. phillyreoides subsp. fokienensis (Nakai) Menitsky; Q. singuliflora (H. Léveillé) A. Camus.
Shrubs or trees to 10 m tall, evergreen. Branchlets slender, grayish brown pubescent, gradually glabrescent. Petiole 3-5 mm, pilose; leaf blade green, obovate, narrowly elliptic, or narrowly ovate, 2-6(-8) × 1.5-3 cm, glabrescent or midvein abaxially remaining pilose with age, base rounded to nearly cordate, margin glandular serrulate, apex mucronate to shortly acuminate; secondary veins 8-13 on each side of midvein; tertiary veins abaxially inconspicuous to evident but very slender. Female inflorescences 1-4 cm. Cupule cupular, 6-8 mm × 1-1.2 cm, enclosing 1/3-1/2 of nut; bracts triangular, ca. 1 mm, crowded, grayish pubescent except for apex. Nut ellipsoid, 1-2 × 0.5-1 cm; scar 3-4 mm in diam., flat or slightly raised; stylopodium ca. 1 mm in diam., easily broken. Fl. Mar-Apr, fr. Sep-Oct.
Mixed mesophytic forests; 300-1200 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangxi, Shaanxi, Sichuan, Yunnan, Zhejiang [Japan, Korea]

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