Original Description:The Cactaceae 2
p.81 - Britton & Rose (1920)
Tree-like, up to 5 meters high; joints 2 to 3 cm in diameter, 5 to 7-ribbed; ribs strongly crenate; areoles 1 to 1.5 cm apart; spines light brown, long and acicular, the longest ones 9 cm long; fruit subglobose, 7 to 8 cm long, bearing clusters of short spines, these early deciduous.
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