Scolopsis japonica was first formally described in 1793 by the German physician and naturalist Marcus Elieser Bloch with its type locality given as Japan, but this is likely to mean Java.[2] This taxon was regarded as a synonyms of S. vosmeri but S. vosmerii has been shown to be a species complex of three species in 2022. S. curite in the Indian Ocean, S. vosmeri in the northern Indian Ocean and Indonesia and S. japonica in the Western Pacific Ocean. S. japonica and S. curite are closely related sister species which replace each other geographically.[3]
https://en.wikipedia.org/wiki/Scolopsis_japonica
扁柏v.s紅檜
葉面無白粉,葉緣鱗片較尖刺,毬果較小
扁柏v.s紅檜
葉面有白粉,葉緣鱗片較鈍,毬果較大
雪山北陵2000米左右一帶的毽子櫟與森氏櫟之間有中間型,葉尖常有鋸齒,與尖石魯壁、拉拉山不太一樣。
比較:倒數幾張,右為森氏櫟,葉基較歪,中肋、葉面呈黃綠色。
這棵不知名的樹,昨天貼錯幾張,重貼一次。
這一棵中型喬木,地上都是它的落葉。樹幹有明顯的雲狀剝落紋、偏紅,葉基楔型。
跟森氏櫟很像,所以我特別在最後兩張拿我可以確定的森氏櫟葉子來比對(我特地找一樣大的葉子,左邊是森氏櫟,右邊不知名。森氏櫟的葉脈比較不密集、基部較圓。
除非我貼錯樹幹和葉子,否則雲狀剝落紋就可以排除是森氏櫟的可能。步道沿途只有這一棵,數量不多。
雲狀剝落紋的樹有哪些呢?