PlantsFlowering PlantsPlantain Family — Family Plantaginaceae
Leaves basal or opposite.
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Waterhyssop — Genus Bacopa
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Water-starwort — Genus Callitriche
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Dwarf Snapdragon —  Chaenorhinum minus [1]
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Violet Collinsia —  Collinsia violacea [1,2]
Leaves opposite, sessile. 4 stamens. Flowering Mar-May.
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Balloonbush —  Epixiphium wislizeni [1]
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Hedgehyssop — Genus Gratiola
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Sharpleaf Cancerwort —  Kickxia elatine [1]
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Narrow-leaf Conobea —  Leucospora multifida [1,2]
Leaves opposite. Lower leaves pinnatifid. 4 stamens. Flowering Jun-Oct.
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Asian Marshweed —  Limnophila sessiliflora [1]
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Butter And Eggs —  Linaria vulgaris [1]
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Roving Sailor —  Maurandella antirrhiniflora [1]
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Mecardonia — Genus Mecardonia
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Shade Mudflower —  Micranthemum umbrosum [1]
Texas Toad-flax
Toadflax — Genus Nuttallanthus
Wild Foxglove
Penstemon — Genus Penstemon
Leaves opposite. fertile stamens of 2 lengths, plus 1 sterile stamen.
Tallow-weed
Plantains — Genus Plantago
Leaves basal, simple, veins parallel. Flowers have 4 sepals, but two may be fused to appear as 3 total.
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Licorice Weed —  Scoparia dulcis [1]
Gray-woolly Twintip
Twintip — Genus Stemodia
Persian Speedwell
Speedwells — Genus Veronica
Leaves mostly opposite, upper leaves/brachts may be alternate. Flowers blue, lavender or white. 2 stamens.
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Culver's Root —  Veronicastrum virginicum [1]
Evidence that species is found in Texas:
  1. USDA Plants Database, advanced search for Texas plants from the United States Department of Agriculture.
  2. Atlas of the Vascular Plants of Texas, Volume 1, B.L. Turner, Holly Nichols, Geoffrey Denny and Oded Doron, Botanical Research Institute of Texas (BRIT), Fort Worth, Texas, 2003.