Pinus mikii Tosh.Yamada, M.Yamada et Tsukag.
Plant Fossil Names Registry Number: PFN002348
Act LSID: urn:lsid:plantfossilnames.org:act:2348
Authors: T. Yamada, M. Yamada & M. Tsukagoshi
Rank: species
Reference: Yamada, T., Yamada, M. & Tsukagoshi, M. (2015): Taxonomic revision of Pinus fujiii (Yasui) Miki (Pinaceae) and its implication for the phytogeography of the Section Trifoliae in East Asia. – PLoS ONE 10(12): e0143512 (18 pp.)., link
Page of description: 11
Illustrations or figures: fig. 7
Types
Holotype OSA F20241–1, Osaka Museum of Natural History, Fossil collections, Osaka, Japan
Figures: fig. 7A
Note: Holotype previously figured by Miki (1941: Jap. J. Bot., 11: left specimen of text-fig. 5L).
Paratypes: OSA F20241–2 (fig. 7B), OSA F20241–3 (fig. 7C) (housed in Osaka Museum of Natural History, Fossil collections, Osaka, Japan).
Original diagnosis/description
Female cones conical to ovoid, with a cordate base; cone scales in 5:8 parastichies; apophyses rhombic, moderately swollen, with transverse keel and radiating ridges, vallate; umbos present at the upper one-third to one-half of dorsal apophyses, weakly depressed on basal half, perexcentromucronate; mucros slightly hooked, prominent even in basal cone scales.
Etymology
Commemorating late Prof. Shigeru Miki who conducted the first comprehensive study on the Japanese fossil Pinaceae and greatly contributed to the clarification of the Neogene vegetation of Japan.
Stratigraphy
Neogene, Miocene
the upper Miocene Tokiguchi Formation, Tokai Group
Locality
Japan
Ohata-cho 3-chome (formerly called as ‘Ichinokuraguchi’), Tajimi-shi, Gifu Pref.
Plant fossil remain
macro- and meso-fossils-embryophytes except wood
Comments
Use comments to notify PFNR administrators of mistakes or incomplete information relevant to this record.