Heliotropium species

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Scientific Name Heliotropium procumbens (Euploca procumbens) USDA PLANTS Symbol
Common Name Four-spike Heliotrope ITIS Taxonomic Serial No.
Family Boraginaceae (Forget-me-not) Wildflower Center Ref.
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Description Habitat: Dry areas, caliche soils.
Plant: Branched annual, prostrate or decumbent to erect, 4 to 12 inches tall.
Leaves: Hairy, pointed alternate, elliptical or lanceolate stem leaves less than 1 inch long, with short petioles.
Inflorescence: Two or three spikes of many very small (from 1/16 to 1/8-inch across), white, funnel-shaped flowers, with 5 lobes and yellow throats; hairy calyx tube beneath. Up to 40 flowers arranged along one side of the spikes.
Bloom Period: April to November.
References: "Vascular Plants of Williamson County" by A.C. Gibson and "Manual of the Vascular Plants of Texas" by Correll and Johnston.
Texas Status
Scientific Name Heliotropium tenellum USDA PLANTS Symbol
Common Name White Heliotrope, Pasture Heliotrope ITIS Taxonomic Serial No.
Family Boraginaceae (Forget-me-not) SEINet Reference
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Description Habitat: Dry areas, hillsides, roadsides, rocky soils.
Plant: Erect, branched, bushy annual 6 to 18 inches tall; branches and leaves covered with short, stiff hairs.
Leaves: Alternate, short-petiolate to sessile, linear leaves up to 2 inches long.
Inflorescence: Small, white, funnel-shaped flowers, less than 1/4 inch across and 1/4 inch long, with yellow throats.
Bloom Period: May to October.
References: "Wildflowers of the Texas Hill Country" by Marshall Enquist and www.missouriplants.com.
Texas Status

© Tom Lebsack 2019