By Del Weniger
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Additional resources for Cacti of Texas, Neighboring States
Minor. Largest stem pictured, 2 inches tall. As the species. As the species. range 96th parallel in Texas and Oklahoma west to near Del Rio, Big Spring, and Amarillo in Texas; throughout central, western Oklahoma to base of Panhandle; most northwesterly in Alabaster Caverns, Woodward, Shattuck, Oklahoma; Sanford, Palo Duro Canyon in Texas. remarks Typical form of species; largest, most clustering form. flowers fruits Echinocereus caespitosus var. minor Eng. As the species, except very much smaller, maximum of only 3 in.
Upper radials white; laterals, lower ones white, yellowish, purple-red, or variegated; great variation in centrals; typical form has 3—6 centrals on mature areoles, spreading from center, not in straight line, stout, rigid, translucent, usually curved; typically 1—2 upper centrals 1/4—1/2 in. long pointing upward, red, or white with red tips; 2 centrals spreading laterally, straight or curved, 3/4 in. long, all red or with whitish or yellowish bases; 1 long central below pointing downward, often curved, white, may have reddish tip, stout, rigid, 3/4—11/4 in.
Flowers As the species, except always purple; 12 stigma lobes. fruits As the species. range Wichita and Glass (Gloss) mountains of western Oklahoma. remarks Very rare; dark coloration of spines distinguishes from typical E. caespitosus. Echinocereus melanocentrus Lowry (Benson: E. reichenbachii var. albertii) Spherical to oval when young, becoming cylindrical; single or sometimes 2—3 side branches when very old; maximum 61/2 in. tall, 2 in. thick; 10—13 ribs of definite, confluent tubercles; very deep green.