Xerophyte

Central Spines

0 or 1, very similar to the radials.

Description

Ferocactus glaucescensSN|1690]]SN|1532]] is a medium sized solitary or basally suckering, barrel cactus. Multiple heads are produced as the plant ages and can form a very large mound. This species is sometimes confused with Ferocactus echidneSN|1532]]SN|1690]] (DC.) Britton & Rose and may even hybridize with that species.

Flowers

Lemon yellow, funnel-shaped, 3-4 cm in diameter. The tepals are oblong, lanceolate, silky, shining, the margins are finely fringed. Stamen, style and stigma are yellow. Stigma lobes 12-15.

Blooming Season

Late spring and summer. The flowers last a very long time. The plants start flowering when about 13 cm in diameter.

Ribs

11 to 15

Stem

Glaucous grey, up to 55 cm in height, 50 cm in diameter. Globular depressed at the apex, it becomes shortly columnar as it ages.

Radial Spines

6 or 7, 2.5-4 cm long, straight, light yellow.

Fruits

White, 2 cm long with the remnants of the flowers attached.