Platycaryeae is a

tribe The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide usage of the term in English language, English is in the discipline of anthropology. This definition is contested, in p ...

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

s in the family

Juglandaceae The Juglandaceae are a plant family known as the walnut family. They are trees, or sometimes shrubs, in the order Fagales. Members of this family are native to the Americas, Eurasia, and Southeast Asia. The nine or ten genera in the family have ...

, and comprising a single living genus ''

Platycarya ''Platycarya'' is a genus of flowering plants in the family Juglandaceae native to eastern Asia in China, Korea, and Japan.Flora of China''Platycarya''/ref>Flora of China''Platycarya strobilacea''/ref> It is a deciduous tree growing to 15 m tall ...

''. The tribe is now native to eastern

Asia Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an area ...

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

Korea Korea ( ko, 한국, or , ) is a peninsular region in East Asia. Since 1945, it has been divided at or near the 38th parallel, with North Korea (Democratic People's Republic of Korea) comprising its northern half and South Korea (Republic o ...

, and

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

.Flora of China
''Platycarya''
/ref>Flora of China
''Platycarya strobilacea''
/ref> A series of fossil genera have been described from the Northern Hemisphere dating between the

Early Eocene In the geologic timescale the Ypresian is the oldest age or lowest stratigraphic stage of the Eocene. It spans the time between , is preceded by the Thanetian Age (part of the Paleocene) and is followed by the Eocene Lutetian Age. The Ypresian i ...

, and gradually becoming confined to East Asia during the

Pleistocene The Pleistocene ( , often referred to as the ''Ice age'') is the geological Epoch (geology), epoch that lasted from about 2,580,000 to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was fina ...

ice ages. The fossil record is dominated by

morphotaxa Form classification is the classification of organisms based on their morphology, which does not necessarily reflect their biological relationships. Form classification, generally restricted to palaeontology, reflects uncertainty; the goal of s ...

based on plant material, with isolated fruit, foliage, leaves, pollen, and woods in segregate mophogenera.

Genera

*''

'' *†'' Clarnoxylon''
(wood morphotaxon) *†'' Hooleya'' (fruit morphotaxon) *†'' Palaeoplatycarya'' (fruit morphotaxon) *†'' Platycarypollenites'' (pollen morphotaxon) *†'' Pterocaryopsis'' (fruit morphotaxon) *†'' Vinea'' (leaf morphotaxon)

References

Rosid tribes Juglandoideae {{Fagales-stub