A new species of Cunninghamia (Cupressaceae) from the Upper Cretaceous (Maastrichtian) of Hokkaido, Japan
Abstract
Cunninghamia nakatonbetsuensis sp. nov. is described as a new fossil-species based on a seed cone from the Upper Cretaceous (Maastrichtian) Heitaro-zawa Formation of the Hakobuchi Group, exposed in Heitaro-zawa, Nakatonbetsu Town, Hokkaido, Japan. This newly discovered species has three seeds per the bract-scale complex, a single robust vascular bundle and a resin canal at the base of the bract-scale complex, and a single row of vascular bundles around the middle of the bract-scale complex. These features are shared with other Cunninghamia species. This new species shares many characters with……
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Article inforamation
SONGYAO JIANG, YASUNARI SHIGETA, KELLY K. S. MATSUNAGA, TOSHIHIRO YAMADA, A new species of Cunninghamia (Cupressaceae) from the Upper Cretaceous (Maastrichtian) of Hokkaido, Japan, Phytotaxa Vol. 664 No. 1: 3 Sept. 2024
DOI: 10.11646/phytotaxa.664.1.1
