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楸树与黄金树的考订
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黄金树 来源于http://plants.usda.gov/cgi_bin/plant_profile.cgi?symbol=CASP8&pho
toID=casp8_002_ahp.tif
Catalpa speciosa (Warder) Warder ex Engelm.
northern catalpa
Symbol: CASP8
Group: Dicot
Family: Bignoniaceae
Growth Habit: Tree
Duration: Perennial
U.S. Nativity: Native
梓树 来源于http://plants.usda.gov/cgi_bin/plant_profile.cgi?symbol=CAOV5
Catalpa ovata G. Don
Chinese catalpa
Symbol: CAOV5
Group: Dicot
Family: Bignoniaceae
Growth Habit: Tree
Duration: Perennial
U.S. Nativity: Introduced
对照一下,Lost拍的确实是黄金树
黄金树是美国的当地种,对中国而言应该是引进种吧
梓树原产中国
我一定严密监视汴大的梓树
争取拍下来
http://www.biologie.uni-ulm.de/systax/dendrologie/catov.htm
有梓树的照片,叶的区别很明显
花的区别不明显
仅供参考
相应的注释为
A tree, until to 11 m in height. The leaves are usually three-lobed. In the co
rners of the nervs on the bottom side there are small red hairs. The flowers a
re produced in narrowly pyramidal, 10-25 cm long panicles in July. The flowers
are small, cream-white with purple and yellow markings.
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