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Genus of the Week

Week of September 7-13

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This page has been created for people who want to learn more about plants, especially in the context of their taxonomy (Latin names, etc.). This is by no means an exhaustive list of all available Web resources for a particular genus.
If you like this page, you should also visit the Land of the Glandular Trichomes , a microscopic look at plants in the Lamiaceae family.

This week's genus:


Citrus


Subclass: Dicotyledoneae
Superorder: Rosidae
Order: Sapindales
Family: Rutaceae
Subfamily:Aurantioideae
Number of Species: Around 10
Root: From the plant bearing the fruit named "citron", as described by Theophrastus, the Greek philosopher.

Plants in the genus Citrus can be highly important crop trees or prized ornamental trees and shrubs. These plants yield fleshy berries with a leathery skin containing glands that secrete essential oils. Common names for these fruits, which are rich in Vitamin C (Ascorbic Acid), include lemon (C. limon), lime (C. aurantifolia), orange (incl. C. sinensis) and grapefruit (C. paradisi).

Here are a few links to images and descriptions of different Citrus species:


References:

  1. Genders, Roy. Edible Wild Plants: A Guide to Natural Foods. New York, van der Marck Editions: 1988.
  2. Heywood, V.H., ed. Flowering Plants of the World. New York, Oxford University Press: 1993.

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