Harrisia jusbertii

Harrisia jusbertiiHarrisia jusbertii is a columnar cactus, without aerial roots or segments, branching later, that forms small scrubs with few branches, mostly erect to sub erect often requiring a stake or support from the surrounding. Common Name: Queen of the Night Stem: Dark green, up to 6 cm in diameter. Ribs: 4 to 6 fairly acute. Spines: About 7, very short more or less equal. Areoles: 2 cm apart Flowers: Large up to18 cm long (or more) white, funnel shaped,

Harrisia jusbertii is a columnar cactus, without aerial roots or segments, branching later, that forms small scrubs with few branches, mostly erect to sub-erect often requiring a stake or support from the surrounding.

Common Name: Queen of the Night

Stem: Dark green, up to 6 cm in diameter.
Ribs: 4 to 6 fairly acute.
Spines: About 7, very short more or less equal.
Areoles: 2 cm apart
Flowers: Large up to18 cm long (or more) white, funnel-shaped, strongly scented, with brownish green outer petals,.
Blooming season: This species produces abundant blossoms that open nocturnally from spring to autumn. Scales felty and hairy in the axil.
Fruits: Fleshy tannish-green to yellowish-red at maturation with areoles, scales and short spines, pulp white . The fruits are rarely seen in cultivation, since the species is self-sterile, and most plants – even from different sources - might be coming from the same clone.

Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz