Xerophyte

Central Spines

1-4 (or more), strong, up to 7 cm long creamy-yellw to straw coloured and go upwards. In older parts they become greyish, and go downwards.

Flowers

Funnel-shaped, large usually yellow, 3 (or more) cm across.

Blooming Season

Spring and summer, they usually appear one by one in succession.

Spines

Curved, dense, and variably coloured.

Ribs

Chinned.

Stem

Fan shaped, flattened on top, depressed along the line meristem, mid-green to intense green in colour, up to 15 cm thick, with the apical part densely covered with white wool.

Radial Spines

8-10 (or more). Usually creamy-white, yellowish or amber at first and white later, 5-10 mm long, opened on the outside and a little curved inwardly.

Areoles

Big and woolly at first, but they become naked with age.