Acanthocalycium spiniflorum
(K. Schumann) Backeberg 1935
- – Echinocactus spiniflorum K. Schumann 1903,
– Echinopsis spiniflora (K. Schumann) A. Berger 1929
– Echinopsis violacea Werdermann 1931,
– Acanthocalycium violaceum(Werdermann) Backeberg 1935
Plants usually solitary, globose to somewhat elongate, depressed apically, to 60 cm (24 in) high, 10-15 cm (3.9-5.9 in) in diameter. Ribs 16-20, acute, somewhat tuberculate, to 1 cm (0.4 in) high. Spines 10-20, straight, needle-like, flexible, yellowish to brown, with dark tips, becoming gray with age. Flowers erect, funnelform to bell shaped, pink to white, to 4 cm (1.6 in) long and in diameter.
Distribution: Cordoba, Argentina.
References: Anderson E.F. - The Cactus Family