Mammillaria karwinskiana Caudiciform They are black at the

They are black at the base

Eriosyce coimasensis Family: Cactaceae

They have some of the biggest spines of any Gymnocalycium

Likes a fair amount of water during the summer (try not to let the pot dry out

primulina  An attractive Stapeliad with lemon yellow flowers

Mammillaria karwinskiana Caudiciform They are black at theMammillaria karwinskiana Family: Cactaceae. A nice green bodied species with white to yellow tufts of hair when mature. This species is noted for its long curved spines. They aren't that long yet but as the plant matures the new spines will get consistently longer. Flowers are yellow and produced throughout the growing season. Mature plants can be 5" or more in diameter and may form clumps in time. Takes normal cactus care. Protect from frost. You