Acanthocephala haselbergii* (Haage ex Rümpler) Guiggi 2012
- – Parodia haselbergii (F. Haage ex Rumpler) F. H. Brandt 1982
– Echinocactus haselbergii F. Haage ex Rumpler 1885,
– Malacocarpus haselbergii (F. Haage ex Rumpler) Britton & Rose 1922,
– Notocactus haselbergii (F. Haage ex Rumpler) A. Berger 1929,
– Brasilicactus haselbergii (F. Haage ex Rumpler) Backeberg ex Schoff 1942
– Echinocactus elachisanthus F. A. C. Weber 1904,
– Notocactus elachisanthus (F. A. C. Weber) Herter 1942,
– Brasilicactus elaschisanthus (F. A. C. Weber) Backeberg 1959,
– Parodia elaschisantha (F. A. C. Weber) F.H.Brandt 1982
Plants solitary, globose, bright to gray-green, somewhat depressed apically, 7-8 cm (2.8-3.1 in) in diameter. Ribs 30 or more, somewhat tuberculate, spirally arranged. Areoles white. Central spines 3-5, yellowish, 10-15 mm (0.4-0.6 in) long. Radial spines 60 or more, needle-like, almost bristly, yellowish white, to 10 mm (0.4 in) long. Flowers yellowish red to orange-red to yellowish green, 2.5-3 cm (1-1.2 in) in diameter floral tubes short or absent; pericarpels and floral tubes with small scales, wool, and bristles. Fruits not known.
Distribution: Rio Grande do Sul, Brazil.
References: Anderson E.F. - The Cactus Family