Xerophyte

Description

The typical San Pedro cactus (Trichocereus pachanoiSN|8471]]SN|8471]]) is a multi-stemmed “organ-pipe cactus” with light green stems (slightly glaucous when young, dark green in age) that that forms a small tree 3 to 6 meters tall by 1,8 m spread, with several branches, usually extending from the base

Flowers

Very large, white, night blooming and remaining open for the following day, fragrant, up to 22 cm in diameter.

Blooming Season

July.

Crested Growth

The rare crested form can also get very big making a spectacular specimen.

Spines

Often wanting, when present 3 to 7, unequal only few millimetres long, dark yellow to light brown. Spines are located at the nodes which are spaced evenly (approximately 1-2 cm apart) along the ribs.

Ribs

Broad at base, obtuse, rounded, with a deep horizontal depression above the areole.

Stem

Fan-shaped, pale to dark bluish green or green, forming with time imposing brain-like mounds to 1 metre in diameter and height.

Fruits

Oblong, dark-green, 5-6 cm long, 3 cm in diameter.

Areoles

Whitish, close set.