Name appeared on pages 137-139 in:

 Britton & Rose 1920 The Cactaceae. Vol. 2.

9. Trichocereus chiloensis (Colla)

Synonyms

Description:
   Stems rarely single, usually of several branches, sometimes of many, arising from near the base, starting nearly at right angles to the main trunk but soon erect, the tallest sometimes 8 meters high; ribs usually 16 or 17, low and broad, separated by narrow intervals, divided into large tubercles even when fully mature; radial spines when young light yellow with brown tips but soon becoming gray, 8 to 12, slightly spreading, often stout, 1 to 2 or even 4 cm. long; central spine single, porrect, often stout, 4 to 7 or even 12 cm. long; flowers 14 cm. long, outer perianth-segments white but tinged with red or brown; inner perianth-segments white, acuminate; style green below, cream-colored above; stigma-lobes cream-colored, about 18, 1.5 cm. long; fruit globular.

Type locality:
   Described from cultivated plants supposed to have come from Chile.

Distribution:
   On the hills in and about the great central valley of Chile, extending from Curico north to Puenta Colorado in the northern part of the province of Coquimbo.