Sherardia arvensis
(Field Madder)
Sherardia arvensis, Brazos Bend State Park, Ft. Bend Co. 7180
Sherardia arvensis, St. Edward’s Park, Austin, Travis Co. 1415
Sherardia arvensis, Washington-on-the-Brazos State Park, Washington Co. 2731
Sherardia arvensis, Westminster Glen, Austin, Travis Co. 8508
Sherardia arvensis, Martin Creek Lake State Park, Rusk Co. 5843
Sherardia arvensis, Westminster Glen, Austin, Travis Co. 8570
Sherardia arvensis, Brazos Bend State Park, Ft. Bend Co. 7174
| Scientific Name | Sherardia arvensis | USDA PLANTS Symbol | SHAR2 |
| Common Name | Field Madder | ITIS Taxonomic Serial No. | 35237 |
| Family | Rubiaceae (Madder) | SEINet Reference |
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| Description |
Habitat: Fields, thickets and roadsides; introduced from Eurasia. Plant: Sprawling or prostrate annual with simple or branched stems 3 to 14 inches long often rooting at nodes. Leaves: In whorls of five or six, stalkless, linear to narrowly elliptic blades 1/4 to 3/4 inches long with a sharply pointed tip; mostly smooth except for prickles along margins. Inflorescence: Terminal heads of 2 or 3 (up to 8) tiny pink or pale-lilac tubular flowers with 4 or 5 flared lobes spreading to about 1/8 inch across; 4 or 5 stamens and protruding style with two stigma; 4 to 6 triangular-lanceolate sepals; involucre below with 8 to 10 leaf-like bracts. Bloom Period: March to May. References: "Manual of the Vascular Plants of Texas" by Correll and Johnston and SEINet. |
BONAP Distribution Map Galium sherardiaMap Color Key |
Texas Status: Introduced |
Banner photo of Castilleja indivisa and Lupinus ssp. taken along FM 1323 north of Johnson City, Blanco County
© Tom Lebsack 2024