Coryphantha grata I Bremer 1981

Plants solitary, globose, depressed apically, dull dark green, to 9 cm (3.5 in) high and 10 cm (3.9 in) in diameter. Roots carrotlike. Tubercles somewhat flaccid, round, with distinct grooves, to 2 cm (0.8 in) long, axils with white wool at first, later naked, glands present. Central spine one, heavy, needlelike, stiff, straight, pointing downward, yellow, becoming gray with age, with dark tip, 1.5-2 cm (0.6-0.8 in) long. Radial spines 11-12, needle-like, stiff, straight, dirty white with dark tips, 0.8-1.1 cm (0.3-0.4 in) long. Flowers funnelform, glossy bright yellow, to 5.5 cm (2.2 in) in diameter. Fruits elongated ovate, green with whitish base, to 2.5 cm (1 in) long, 1.2-1.4 cm (0.5-0.6 in) in diameter. Distribution: Palmillas, Tamaulipas, Mexico.

Coryphantha guerkeana (Boedeker) Britton &Rose 1923 Mammillaria guerkeana Boedeker 1914

Plants usually solitary, globose, blue-green, with woolly stem tips, 6-8 cm (2.4-3.1 in) in diameter. Tubercles prominent, to 15 mm (0.6 in) long, axils woolly, each with one large red gland. Central spines 2-4, whitish gray, erect, somewhat curved toward the tips. Radial spines 7-12, gray, diverging, to 15 mm (0.6 in) long. Flowers yellow. Distribution: Durango, Mexico.

Building Your Own Greenhouse

Building Your Own Greenhouse

You Might Just End Up Spending More Time In Planning Your Greenhouse Than Your Home Don’t Blame Us If Your Wife Gets Mad. Don't Be A Conventional Greenhouse Dreamer! Come Out Of The Mould, Build Your Own And Let Your Greenhouse Give A Better Yield Than Any Other In Town! Discover How You Can Start Your Own Greenhouse With Healthier Plants… Anytime Of The Year!

Get My Free Ebook


Post a comment