''Engelhardia'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of trees in the family Juglandaceae, native to tropical Asia from northern India east to

Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, ...

and the

Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...

. The genus name is commonly misspelled "''Engelhardtia''", a "correction" made by the original author

Carl Ludwig Blume Charles Ludwig de Blume or Karl Ludwig von Blume (9 June 1796 – 3 February 1862) was a German-Dutch botanist and entomologist who spent most of his professional life in the Netherlands and the Dutch East Indies. As deputy director of agricul ...

in 1829 and persistent until today, as it was thus entered in the '' Index Kewensis''; the original spelling is ''Engelhardia''.

Fossil record

''Engelhardia'' pollen has been found in deposits of

Miocene The Miocene ( ) is the first epoch (geology), geological epoch of the Neogene Period and extends from about (Ma). The Miocene was named by Scottish geologist Charles Lyell; the name comes from the Greek words (', "less") and (', "new") and mea ...

Age in

Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...

. †''Engelhardia orsbergensis'' leaf fossils have been uncovered from rhyodacite tuff of Lower Miocene age in Southern

Slovakia Slovakia, officially the Slovak Republic, is a landlocked country in Central Europe. It is bordered by Poland to the north, Ukraine to the east, Hungary to the south, Austria to the west, and the Czech Republic to the northwest. Slovakia's m ...

near the town of Lučenec. †''Engelhardia orsbergensis'' and †''Engelhardia macroptera'' fossils have been uncovered from late Miocene

strata In geology and related fields, a stratum (: strata) is a layer of Rock (geology), rock or sediment characterized by certain Lithology, lithologic properties or attributes that distinguish it from adjacent layers from which it is separated by v ...

Iceland Iceland is a Nordic countries, Nordic island country between the Atlantic Ocean, North Atlantic and Arctic Oceans, on the Mid-Atlantic Ridge between North America and Europe. It is culturally and politically linked with Europe and is the regi ...

Species

Plants of the World Online Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew. History Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...

recognised the following species and varieties: *'' Engelhardia apoensis'' , native to Malaya,

Borneo Borneo () is the List of islands by area, third-largest island in the world, with an area of , and population of 23,053,723 (2020 national censuses). Situated at the geographic centre of Maritime Southeast Asia, it is one of the Greater Sunda ...

, the

*'' Engelhardia danumensis'' *'' Engelhardia hainanensis'' , native to

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

*'' Engelhardia kinabaluensis'' *'' Engelhardia mendalomensis'' *'' Engelhardia mersingensis'' *'' Engelhardia mollis'' *'' Engelhardia rigida'' , native to

Java Java is one of the Greater Sunda Islands in Indonesia. It is bordered by the Indian Ocean to the south and the Java Sea (a part of Pacific Ocean) to the north. With a population of 156.9 million people (including Madura) in mid 2024, proje ...

, Borneo,

New Guinea New Guinea (; Hiri Motu: ''Niu Gini''; , fossilized , also known as Papua or historically ) is the List of islands by area, world's second-largest island, with an area of . Located in Melanesia in the southwestern Pacific Ocean, the island is ...

, the Philippines *'' Engelhardia roxburghiana '' *'' Engelhardia serrata'' , native to southwest China, Indochina,

, and the Philippines **''Engelhardia serrata'' var. ''cambodiana'' **''Engelhardia serrata'' var. ''serrata'' *'' Engelhardia spicata'' , native to

Nepal Nepal, officially the Federal Democratic Republic of Nepal, is a landlocked country in South Asia. It is mainly situated in the Himalayas, but also includes parts of the Indo-Gangetic Plain. It borders the Tibet Autonomous Region of China Ch ...

, southern Asia, the Philippines, and New Guinea **''Engelhardia spicata'' var. ''integra'' , Fl. Males. I, 6: 953 (1972); Grierson & Long, Notes Roy. Bot. Gard. Edinburgh 40: 133. (1982), isonym; syn. var. ''colebrookiana'' (Lindl.) Koorders & Valeton **''Engelhardia spicata'' var. ''spicata''

References

External links

Flora of China: ''Engelhardia''
Engelhardioideae Fagales genera {{Fagales-stub