Asclepias subulata a

April-October. Asclepias erosa (b) California desert. Blooms green-white. September-October. Asclepias texana Texas desert. Blooms green-white. Autumn. Size Perennials, up to 5 feet. Readily recognizable because of their milky sap and the pods filled with silky-winged seeds, the milkweeds are generally considered poisonous to livestock, although rarely eaten. Appreciable quantities of rubber are found in the sap of some species. Desert Milkweed, Bedstraw...

Argemone platycerasPoppy family

Arizona, California and Texas deserts. Blooms white. Blooms all year. Size Up to 30 inches in height. One of the commonest and most noticeable perennials of the Southwest, the pricklepoppy ranges from South Dakota and Wyoming to Texas, Arizona, southern California and northern Mexico. A coarse, prickiy plant with large flowers and yellowish sap, it is easily recognized. It is sometimes facetiously called cowboys' fried egg. Flowers are normally white with large, tissue-paper petals and yellow...

Suaeda torreyana illustrated

July-September. Size Up to 6 feet tall, and branching. Seepweed, which is usually an indicator of alkaline soil, is browsed to some extent by cattle when other feed is scarce. The young plants are raised for greens by the Pimas and other desert Indians, sometimes eaten with cactus fruits. Pinole was made by roasting the seeds. Coahuila Indians extracted from the plants a black dye which they used in artwork. Flowers of the seepweed are small, greenish, and...

Phlox mesoleuca b

June-August. Size Low-growing perennials, in clumps or shrubby plants in tufts up to 3 feet tall. Representatives of the phlox genus are found from the hot desert lowlands to the mountain tops well above the timberline. Certain species are limited in their range to the desert areas of the Southwest, and it is in these that we are interested here. The plants sometimes present a mass of heavy bloom twice yearly heaviest in the spring, and again following the...

Holycross Cholla Tasajillo Christmas Cholla Diamond Cactus Darning Needle Cactus Pencil Joint Cholla

Opuntia leptocaulis (a) Cactus family Arizona and Texas deserts. Blooms green-yellow. May-June. California desert. Blooms green-yellow. May-September. Size Much branched, shrubby, 2 to 4 feet tali. Flowers of these small, slender stemmed, shrubby chollas (CHOH-yahs) are small, sparse, and so inconspicuous as to be rarely noticed. However, the fruits, particularly those of Opuntia leptocaulis, are scarlet, egg-shaped, about 1 inch in length, and occur in such profusion that they immediately...

Phacelia coerulea b

March-April. Although strongly scented, it is not accurate to refer to these annuals as fragrant, for they are sometimes unpleasant in odor, and occasionally actually foul smelling. Some are described as having an onion-like odor. Phacelia crenulata with its rich, violet-purple flowers is conspicuous across southern New Mexico, Arizona and California to lower California. This species Is often called wild-heliotrope. The name scorpionweed comes from the...