Haageocereus fascicularis Meyen F Ritter 1980


Cereus fascicularis Meyen 1833, Cactus fascicularis (Meyen) Meyen 1834, Echinocactus fascicularis (Meyen) Steudel 1840, Tri-chocereus fascicularis (Meyen) Britton & Rose 1920, Weberbauero-cereus fascicularis (Meyen) Backeberg 1941

Plants shrubby, branching basally with ascending to erect stems. Stems gray-green, 50-100 cm (20-39 in) long, 4-7 cm (1.6-2.8 in) in diameter. Ribs 11-18, obtuse. Spines maroon, becoming gray with age. Central spines 1-2, straight, 4-15 cm (1.6-5.9 in) long. Radial spines 7-10, diverging, 1-4 cm (0.4-1.6 in) long. Flowers very fragrant, white, 7-8.5 cm (2.8-3.3 in) long; pericarpels and floral tubes with hairs and reddish scales. Fruits ovoid, brilliant red. Distribution: Arica south to Mamina, Tarapacä, Chile. Haageocereus fascicularis is reported to be vulnerable to habitat destruction.

Haageocereus icensis Backeberg ex F. Ritter 1981

Plants prostrate to semierect. Stems 1-2 m (3.3-6.6 ft) long, to 4 cm (1.6 in) in diameter. Ribs 15-18, very blunt. Spines brown, needle-like. Central spines darker pointed, awl-like, 4-8 mm (to 0.3 in) long, the outer 1-2 to 3 cm (1.2 in). Radial spines to 10 mm (0.4 in) long. Flowers white, to 10 cm (3.9 in) long. Distribution: lea, Peru. Haageocereus icensis may be only a variant of H. acranthus.

Haageocereus fascicularis, photograph by Fred Kattermann

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