fossil ferns 中文意思是什麼
fossil ferns
解釋
化石蕨類-
Climatological data from fossil pollen, leaves and wood indicate that the cretaceous forests of northern alaska consisted of a mixed canopy that included deciduous conifers with an understory of flowering plants, ferns and cycads
由花粉、葉子和木材化石?集到的氣候資料顯示,阿拉斯加北部的白堊紀森林有混合型林冠,包括了落葉針葉林以及林下的開花植物、蕨類和蘇鐵。 -
This plant fossil, discovered at tai o, shows that different kind of ferns grew in this area around 170 million years ago
此塊發現于大澳的植物化石,顯示一億七千萬年前,大澳有多類羊齒植物共生。
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