Acacia angustissima (Prairie acacia) 2,350 seeds per oz.

Ambrosia deltoidea (Triangle leaf). Full sun, heat tolerant, desert perennial shrub. Fast growing 2' tall; 3' spread. Little water once established. Native to Sonoran desert. 2400 seeds per oz.

Ambrosia dumosa (White bursage) 2400 seeds per oz.

Amelanchier alnifolia (Saskatoon Serviceberry). Native and introduced perennial shrub. The fruits are used in pies, jams, and syrup, Saskatoon wine is a regional specialty. Native Americans boiled branches to make a tea for treating colds. Height, 3-15 Feet. Requires 12" minimum precipitation. 25,800 seeds per pound.

Amelanchier utahensis (Utah Serviceberry). A small tree or large shrub. Grows to  about 15' at maturity. The flowers have white petals and grow in small clusters. In early spring, while in bloom, the entire plant is snowy white. Seeds are formed in small apple-like pomes that are brown to black when ripe. The fruit are juicy and sweet. Widely scattered throughout Utah and is common in arid canyons and rocky areas usually between 3,000 and 9,000 feet in elevation. Once established, it is very drought well. The fruit are an excellent source of bird food and the foliage is eaten by livestock and wildlife.

Amorpha fruticosa (California False Indigo) 52000 seeds per pound

Artemisia cana (Silver Sagebrush)

Artemisia filifolia (Sand Sagebush) Native and Introduced Perennial Shrub. Height, 2-4 Feet. Requires 6" minimum precipitation. 2,000,000 seeds per pound.

Artemisia nova (Black Sagebrush) Native Perennial Shrub; Height, up to 2'. Requires 6" minimum precipitation. 907,200 seeds per pound.

Artemisia tridentata ssp. vaseyana seeds (Mountain Big Sagebrush)

Atriplex canescens (Four wing saltbush). 1800 seeds per oz. Grows from 2 to 6' tall. Does well in alkaline soils. Origin: Sonoran and Chihuahuan desert.

Atriplex confertifolia (Shadscale Saltbush). Native Perennial Shrub; Height, 1-3 Feet. Requires 4" minimum precipitation. 64,900 seeds per pound.

Atriplex corrugata (Mat Saltbush).

• Seeds per pound: 60,000
• Plant Height: 14 inches
• Precipitation requirements: 6 inches Minimum

Atriplex cuneata (Castle Valley Clover) Native Perennial Shrub; Height, 6-12". Requires 6" minimum precipitation. 30,300 seeds per pound.

Atriplex gardneri (Gardner's saltbrush)

Atriplex lentiformis (Quail bush) 48,000 seeds per oz

Atriplex polycarpa (Desert saltbush).

Betula fontinalis (River birch)

Callicarpa americana (American beautyberry). 694,400 seeds per pound. Seed is sold as a dried berry. The number of seeds per pound is approximate.

Celtis pallida (Desert hackberry). Sunset: 10-13; USDA: 7-10. Full sun. Spiny semi-evergreen shrub, up to 20' tall, 8' spread; small dark green leaves. Drought hardy. Origin: Texas, New Mexico, northern Mexico from 3000 to 8000' elevation. 420 seeds per oz.

Ceratoides lanata (Winterfat)

Cercocarpus ledifolius (Curl Leaf Mountain Mahogany). Native Perennial Shrub. Height, 8-30 feet. Requires 8" minimum precipitation. 30,000 seeds per pound.

Cercocarpus montanus (True Mountain Mahogany) Native Perennial Shrub; 3-15' 59,000 seeds per pound.

Chrysothamnus nauseosus (Rubber rabbitbrush)

Chrysothamnus parryi (Parry's rabbitbrush)

Chrysothamnus viscidiflorus (Low Rabbitbrush). Native Perennial Shrub; Height, 1-3 feet. Requires 6" minimum precipitation. Used by the Southwest indians as gum, when grow in alkali soils it contains rubber. 782,000 seeds per pound.

Cleome isomeris (Bladderpod)

Ephedra nevadensis (Nevada ephedra). Native Perennial Shrub; Height, 2-5 Feet. Requires 5" minimum precipitation. 19,900 seeds per pound.

Ephedra viridis (Green mormon tea). Native Perennial Shrub; Height, 2-4 Feet. Requires 7" minimum precipitation. 25,000 seeds per pound.