The Meyer lemon (Citrus x meyeri) is a cross between a true (tart) lemon and either a mandarin or an orange.

The Meyer lemon (Citrus x meyeri) is a cross between a true (tart) lemon and either a mandarin or an orange.

Citrus x pyriformis 'Ponderosa' is a hybrid between a lemon and a citron from 1887. It is a great collector's citrus.

Citrus hystrix is the makrut or thai lime. It produces good crops of small, fragrant fruits. The leaves are widely used in cooking.

Citrus hystrix is the makrut or thai lime. It produces good crops of small, fragrant fruits. The leaves are widely used in cooking.

Citrus junos 'Yuzu' is prized in Japan as a flavouring for sauces and desserts and to make marmalades and preserves.

Citrus junos 'Yuzu' is prized in Japan as a flavouring for sauces and desserts and to make marmalades and preserves.

Citrus junos 'Yuzu' is prized in Japan as a flavouring for sauces and desserts and to make marmalades and preserves.

Citrus limettioides produces abundant, greenish-yellow and very juicy fruits with an exceptionally sweet flavour.

Citrus limettioides produces abundant, greenish-yellow and very juicy fruits with an exceptionally sweet flavour.

Citrus x sudachi has a unique, spicy juice that is used to flavour soups, sauces (including ponzu), fish dishes, ice cream, and other desserts.

Citrus x sudachi has a unique, spicy juice that is used to flavour soups, sauces (including ponzu), fish dishes, ice cream, and other desserts.

Citrus x aurantifolia, the Mexican key lime, is prized for its very aromatic, flavourful and juicy, greenish-yellow fruit.

Thornless Mexican Key lime (Citrus x aurantifolia) is a highly desirable lime - especially for pies!

Thornless Mexican Key lime (Citrus x aurantifolia) is a highly desirable lime - especially for pies!

Citrus x latifolia 'Bearss Lime' produces abundant fruits as big as a lemon that are greenish-yellow, seedless, and very juicy.

Citrus x latifolia 'Bearss Lime' produces abundant fruits as big as a lemon that are greenish-yellow, seedless, and very juicy.

Citrus x latifolia 'Tahitian' produces abundant seedless fruits that are as big as a lemon but taste like a lime.

Citrus x limonia 'Rangpur' is the red lime producing a fruit with a dark orange peel and acidic, orange flesh.

xCitrofortunella 'Eustis' is a limequat that produces abundant, small, greenish yellow fruits.

Citrus amblycarpa 'Nasnaran' is a hardy mandarin for the west coast which can withstand at least -12 degrees Celsius.

Citrus clementina, known as clementine or Algerian mandarin, is a popular citrus that is juicy and sweet.

Citrus clementina 'De Nules' is said to have the best fruit quality of any clementine.

Citrus clementina 'Nour' offers fruit of excellent quality that is juicy, sweet, and bright with some seeds.

Citrus kinokuni mukakukishu 'Kishu' produces delicious, bright orange, golf ball-sized, seedless mandarins.