Kalpi (''Citrus'' × ''webberii'') is a natural
citrus hybrid
Citrus taxonomy refers to the botanical classification of the species, varieties, cultivars, and graft hybrids within the genus ''Citrus'' and related genera, found in cultivation and in the wild.
Citrus taxonomy is complex and controversial. ...
native to
Philippines
The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no),
* bik, Republika kan Filipinas
* ceb, Republika sa Pilipinas
* cbk, República de Filipinas
* hil, Republ ...
and is today one of the most common lemons in
Hawaii
Hawaii ( ; haw, Hawaii or ) is a state in the Western United States, located in the Pacific Ocean about from the U.S. mainland. It is the only U.S. state outside North America, the only state that is an archipelago, and the only stat ...
, and is sometimes called 'Malayan lemon'.
Description
The handsome tree is medium-sized, tall. The acidic fruit is very juicy; they are used like lemons. Size is variable, depressed and globose, with 9 to 11 segments and very thin skin, yellowish when ripe.
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Taxonomy
'Kalpi' is a papeda. It looks somewhat like the common Philippine mandarin orange and the native ''citrus macroptera''.
It is named ''webberii'' after Herbert John Webber
Herbert John Webber (December 27, 1865 – January 18, 1946) was an American plant physiologist, professor emeritus of sub-tropical horticulture, first director of the University of California Citrus Experiment Station, and the third curator of th ...
, by his disciple, abbreviation author Peter Jansen Wester
Peter Jansen Wester (23 September 1877 – 1931; occasionally referred to himself as Peter Johnson Wester) was a Swedish-American agricultural botanist. Born in Sweden, he emigrated to the United States in 1897. Wester worked in several agricultura ...
. It has also been referred to incorrectly as ''webberi''. The common name 'Kalpi' is from the Bicolano dialect.[
It was published as ''Citrus webberii'' Wester in 1915 in Philipp. Agric. Rev. 1915, viii.]
Distribution
'Kalpi' grows in Luzon
Luzon (; ) is the largest and most populous island in the Philippines. Located in the northern portion of the Philippines archipelago, it is the economic and political center of the nation, being home to the country's capital city, Manila, as ...
and Mindanao
Mindanao ( ) ( Jawi: مينداناو) is the second-largest island in the Philippines, after Luzon, and seventh-most populous island in the world. Located in the southern region of the archipelago, the island is part of an island group of ...
, in the Philippines.
References
External links
INRAPlants JSTORCitrus fruits in the Philippines (book)Carl W. CampbellPlant Resistance Genes
{{citrus
Citrus