(圖2-43)圖2-43 1.果枝; 2.花序; 3.花。喬木。株高達(dá)20 m。樹(shù)皮灰褐色;頂芽卵球形,直徑達(dá)2 cm,芽鱗密被黃褐色絹毛。葉片堅(jiān)紙質(zhì),倒卵狀長(zhǎng)圓形或倒披針形,長(zhǎng)14~25(~32)cm,寬3. 5~7 cm,先端短漸尖,基部楔形,葉面無(wú)毛,葉背灰白色,幼時(shí)密被貼 (共 405 字) [閱讀本文] >>
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 (圖2-43)圖2-43 1.果枝; 2.花序; 3.花。喬木。株高達(dá)20 m。樹(shù)皮灰褐色;頂芽卵球形,直徑達(dá)2 cm,芽鱗密被黃褐色絹毛。葉片堅(jiān)紙質(zhì),倒卵狀長(zhǎng)圓形或倒披針形,長(zhǎng)14~25(~32)cm,寬3. 5~7 cm,先端短漸尖,基部楔形,葉面無(wú)毛,葉背灰白色,幼時(shí)密被貼 (共 405 字) [閱讀本文] >>