Ongoing research

Scientific Name: H. polyrhizus Common Name: San Ignacio Plant Description Large, red-fleshed fruit with red skin and average flavor. Origin: Nicaragua Fruit: oval; large, 552 g; skin thick and red; flesh red; quality acceptable; 15.

Scientific Name: H. undatus Common Name: Mexicana Plant Description White-fleshed fruit with pinkish-red skin, attractive appearance with long bracts. Origin: Mexico, introduced in Nicaragua.

Scientific Name: H. ocamponis Common Name: Valdivia Roja Plant Description Red-fleshed fruit with greenish red skin, excellent quality.

Scientific Name: H. guatemalensis Common Name: Bien Hoa Red Plant Description Very flavorful fruit with fuchsia colored flesh and reddish green skin.

Scientific Name: H. undatus Common Name: Bien Hoa White Plant Description White-fleshed fruit with pinkish-red skin and long bracts.

Scientific Name: Hylocereus sp. Common Name: Delight Plant Description Pinkish-white- or light pink-fleshed fruit with excellent flavor, well suited for backyard cultivation. Origin: Bred and selected by Paul Thompson in San Diego County, early 1980's.

Scientific Name: H. guatemalensis Common Name: American Beauty Plant Description Very flavorful fruit with fuchsia-colored flesh and reddish green skin. Thin rind and soft pulp make it susceptible to bruising; suitable for local marketing.

Scientific Name: Hylocereus sp. Common Name: Halley's Comet Plant Description Pink-fleshed fruit with excellent flavor, closely related to Physical Graffiti, but not as vigorous or productive. Origin: Paul Thomson, San Diego, CA early 1980's.

Scientific Name: Hylocereus sp. Common Name: Physical Graffiti Plant Description Vigorous, very productive, pink-fleshed fruit with excellent flavor; most preferred and widely planted in Southern California. Origin: Paul Thomson, San Diego County, CA early 1980's.

Scientific Name: H. undatus Common Name: Vietnamese Giant Plant Description Attractive white-fleshed fruit with pinkish red skin and long bracts.