The dull green, flat topped, cylindrical upright bush has side joints that are flat, oblong and slender. It is covered with gray spines extending 2 to 2 1/2 inches. In summer the bell-shaped, large red flowers are borne singly on […]
Opuntia millspaughii ( Rock Island Cactus )
This top branching, long, cylindrical green stemmed cactus has oblong side joints that grow up to 16 inches in length and 1 to 4 inches in width. The areoles have glochids of short, yellowish brown. In summer the bell-shaped, large […]
Opuntia macrorhiza ( Macrorhiza Cactus )
The green, oval stems reach up to 6 inches in length and have 2 to 4, yellow-white to ashy spines extending from upper areoles, while tufts of brown glochids cover the surface. In summer the large red flowers are borne […]
Opuntia macracantha ( Macracantha Cactus )
Heavily covered with long, thick, white spines the cylindrical green stem grows upright to 19 feet. In summer the bell-shaped, large orange-yellow flowers are borne singly on the stem tips and then produce fruit. This genus has the largest membership […]
Opuntia lindheimeri ( Lindheimeri Cactus )
This fleshy pad-forming green cactus has golden brown bristled tufts guarding its body. In summer the brilliant orange, gold or dark red flowers are borne singly on the edge of the pads and then produce purple pears. This genus has […]
Opuntia inermis ( Inermis Cactus )
The grayish-green or green, oval or elongated, flattened joints, reach up to 6 inches in length and have 1 or 2 yellow spines about 1 inch, extending from multiple brownish areoles while short glochids cover the surface. In summer the […]
Opuntia humilis ( Humilis Cactus )
The thick greyish green, warty, obovate joints with flattened tops reach up to 1 inch in length and have 1 to 3 yellow-white spines of 1 inch extending from the upper small greyish areoles while a few brownish glochids cover […]
Opuntia hoffmannii ( Hoffmannii Cactus )
The dull green joints are cylindrical reaching up to 4 inches in length. They are covered with warts and can drop off easily. The few aeroles have glochids of yellow with 3 to 5 yellow, pointy, spines. In summer the […]
Opuntia guilanchii ( Guilanchii Cactus )
The oval, green, lightly pubescent, spiny joints, reach up to 8 inches in length and are covered in spines extending from white areoles with yellow glochids. In summer the large deep yellow flowers are borne singly and then produce fruit. […]
Opuntia fragilis ( Fragile Cactus )
The oval or cylindrical, flattened, whitish-green,smooth joints reach up to 3 inches in length and have 5 to 8 greyish brown tipped spines of 1 inch extending from multiple small, white areoles. Joints will drop off easily. In summer pale […]