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Eriogonum species [Polygonaceae]

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Scientific Name Eriogonum jamesii var. undulatum USDA PLANTS Symbol ERJAU
Common Name James' Buckwheat ITIS Taxonomic Serial No. 195503
Family Polygonaceae (Buckwheat) SEINet
Reference
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Description Habitat: Sandy to gravelly or rocky, often limestone flats and slopes in grasslands, brushlands and woodlands, including dry talus slopes in the Chisos Mountains; 5200 to 9500 ft.
Plant: Spreading subshrub up to 10 inches high and 20 to 40 inches across; branching, hairy stems.
Leaves: Oblong or elliptic to oval blades, 3/8 to 1 inch long and 1/8 to 1/3-inch wide; basal leaves on petioles as long or longer than leaf blades; smaller sessile leaves (or bracts) in a whorl just below the inflorescence; all covered with fine hairs, especially dense on the underside; leaf margins are undulate and crisped.
Inflorescence: Clusters of tiny greenish-white to cream flowers (becoming pinkish-orange in fruit) in compound umbels atop hairy stalks; each flower with 6 hairy tepals and less than 1/4-inch across; protruding styles and stamens.
Bloom Period: July to October.
References: "Manual of the Vascular Plants of Texas" by Correll and Johnston, American Southwest and Flora of North America.
BONAP Distribution Map

Texas Status: Native
Scientific Name Eriogonum wrightii var. wrightii USDA PLANTS Symbol ERWRW
Common Name Shrubby Buckwheat, Wright's Bastardsage ITIS Taxonomic Serial No. 195625
Family Polygonaceae (Buckwheat) SEINet
Reference
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Description Habitat: Dry, rocky soils in washes, canyons, slopes, brushlands, woodlands and flats; 3,000 to 7,000 ft.
Plant: Perennial subshrub, with spreading to erect stems; up to 30 inches tall and 48 inches wide; stems with woolly or thin, cottony hairs, or smooth.
Leaves: Clusters at base and along stems of small oblanceolate to broadly elliptic leaves, up to 0.6 inches long and 0.4 inches wide; surface usually woolly.
Inflorescence: Clusters of a few short-stalked very small white to pink or rose flowers in racemes 2 to 12 inches long; each flower with 6 ruffled petal-like tepals that have a broad, brownish-reddish-pink stripe in the centers; stamens are protruding.
Bloom Period: July to September.
References: "Manual of the Vascular Plants of Texas" by Correll and Johnston, American Southwest, Flora of North America and SEINet
BONAP Distribution Map

Texas Status:
Native
© Tom Lebsack 2022