Xerophyte

Central Spines

Usually 4, often absent on juveniles, straight to strongly curved, dull white to brown to black, 12-15 mm long, the lower one dominant, porrect, curved downwards like a horn, subulate, 15-21 mm long, all upper central spines thinner.

Seeds

Brown, reniform, 1.8 mm long, 1 mm wide.

Description

Coryphantha salinensisSN|10043]]SN|10043]] is a globose-cylindrical cactus that pass several stages of development in which its appearance changes very much

Roots

Fibrous.

Note

“salinensis” for the occurrence near Salinas Victoria, Nuevo León, Mexico.

Tubercles

In 8 and 13 series, conical, conical-cylindrical, roundish, in later years rhomboid basally and pyramidal, very firm, more or less erect, often imbricate and edges obliquely cut, width at the base 17 mm, length of upper surface 8 mm, of lower surface 18-22 mm long, with complete, in youth wooly groove. Axils conspicuously woolly in youth.

Flowers

Large ( 4-7 cm long, 4-7.5 cm in diameter) glossy yellow basally red, with greenish-brown dorsal midstripe, throat deep red, filaments red, anthers yellow, stigma whitish-yellow, lobes greenish-yellow.

Stem

Usually solitary, globose, ovoid, or short cylindrical, apex depressed, white-woolly, covered with bundled and inter-woven spines, dark grey-green to pale blue-grey, 5-10(-15) cm high, 5-8(-9) cm in diameter

Radial Spines

11-15(-20), equal at first, lower and later 5-7 spines unequal, stronger, firm, needle-like, straight, radiating, whitish with dark tips 10-15 mm long. upper 7-13 bundled, longer, 16-20 mm long, needle-like, straight, whitish with dark tips.

Fruits

Green, juicy 15-20 mm, 10 mm diameter with attached dried flower remnants.

Areoles

Round, 3 mm diameter, woolly in youth.