Appearance
Growing to around 3 metres tall, "O. celsianus" is covered in a downy white hair, with greatest density at the tips of stems receding to near-bare at the base. The ribbed body has many long, brown spines and blooms in spring with long, tubular red flowers.Distribution
"Oreocereus celsianus" occurs naturally at high altitudes across Argentina, Bolivia and Peru.Habitat
Pollinated by hummingbirds in spring.References:
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