Xerophyte

Central Spines

2-4(-9), unequal usually straight, but one may be hooked, reddish-brown or brown with blackish tips, (7-)10-15 mm long.

Seeds

Small brown, round to club-shaped, 0,9 mm long and 0,8 mm in diameter.

Description

Mammillaria nuneziiSN|13783]]SN|20620]] is a solitary or occasionally clustering cactus with showy flowers in June. It is somewhat variable in habit and has a dense spination. Two subspecies are recognized, the nominate subspecies and subspecies bella (Backeb.) D.R.Hunt.

Roots

Fibrous.

Tubercles

Conical to bluntly four-angled, about 7-9 mm long and 5-7 mm in diameter, closely set, terete in section.

Flowers

Funnelform, deep pink to magenta 12-15 mm in diameter, narrowly opening. Stigma-lobes green.

Stem

Robust, globose to cylindrical, pale-green to grey-green , sunken apically, 6-9 cm in diameter and up to 15 cm tall. Without latex.

Fruits

Club shaped, greenish white tinged with pink, to 25 mm long and 6-8 mm wide, ripens 12-14 months after flowering.

Axils

With silky bristles and some wool.

Parastichy Number

13-21.

Blooming Season

It flowers with the freedom of Mammillaria spinosissimaSN|20620]]SN|13783]], in early summer.

Radial Spines

10-30, stiff, slender, the uppermost being the shortest white, widely spreading, (3-)5-7 mm long.

Areoles

Large, white and woolly.