翻訳と辞書 |
Sommerxylon
''Sommerxylon'' a genus is described from petrified trunks of Gymnosperms that lived in the Triassic, found in the Caturrita Formation on Linha São Luiz in the municipality of Faxinal do Soturno in the region of Paleorrota. It is named in honor of Dr. ''Margot Guerra Sommer''.〔(Sommerxylon spiralosus from Upper Triassic in southernmost Paraná Basin (Brazil) )〕 ==Description==
Pith composed of parenchyma cells and sclerenchyma cells, primary xylem is endarch, secondary xylem with points with halos that dominate, thick radial walls of tracheids, absence of resin canals and axial parenchyma, indicate its relationship to the family Taxaceae.
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Sommerxylon」の詳細全文を読む
スポンサード リンク
翻訳と辞書 : 翻訳のためのインターネットリソース |
Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.
|
|