Disocactus ackermannii (Zuccarini) W. Barthlott (1991) Bradleya
This cactus is native to Veracruz and Oaxaca in Mexico, and is extremely rare.
Identification: These plants branch from the base, producing arches of long, flattened leaves up to 3' (1 m) long. Relatively short rounded stems are 4-7" (10-18 cm) in length. The flattened leaves are 1¾-2½" (5-7 cm) wide, with wavy margins. Bright scarlet funnel-shaped flowers are 4-7" (11-17 cm) long, and greenish in the center. Fruits are somewhat oval-shaped, ¾-⅞" (2-2.5 cm) in diameter.
Disocactus ackermannii on Desert-tropicals.com
Disocactus ackermannii on Wikimedia Commons
Disocactus ackermannii on CactiGuide.com
Disocactus ackermannii description by Thomas H. Kent, last updated 12 Oct 2018.
Range: Zones 9b-13: