Xerophyte

Description

Pilosocereus tillianusSN|6560]]SN|33068]] is a columar cactus composed of slender, tubular shaped branches up to several metres tall. Pilosocereus tillianusSN|6560]]SN|33068]] looks very attractive when young.

Taxonomy

Anderson (2001) and Hunt et al. (2006) treated Pilosocereus tillianusSN|33068]]SN|33068]] as a synonym of Pilosocereus lanuginosusSN|33068]]SN|6560]] (L.) Bowles & G.D.Rowley, but indicated that it was distinctive and may warrant subspecific recognition. P. lanuginosus is a very variable and widely distributed species in NW South America, synonymising the numerous names published from the same geographic area. (Guiggi (Cactology 2

Spines

20-25 feathery, flexible, yellow, later grey, not differentiated into radials and centrals.

Stem

Cylindrical, erect, strongly blue at first, becoming blue-green and glaucous ribbed with multiple sections.