Two color photographs of Ratibida columnifera (also known as Mexican hat), a perennial flowering plant from the Aster family found in prairies, openings, and waste places of the Texas Coastal Bend.

One color photograph of Rhynchosia, (also known as snoutbean), a perennial vine from the Pea family found on various soils like sand in prairies, openings, pastures and woods, and along ravines.

Three color photographs of Richardia tricocca, a perennial flowering plant from the Madder family found on loamy soils in prairies and openings.

Four color photographs of Rivina humilis, (also known as pigeonberry), a perennial flowering plant from the Pokeweed family found in brushy pastures and along streams and ravines.

Two color photographs of Rudbeckia (also known as Brown-eyed Susan), an annual flowering plant from the Aster family found in the Texas Coastal Bend.

One color photograph of Rumex pulcher, a perennial flowering plant from the Buckwheat family found in damp soils, mostly in ditches, waste places, and stream bottoms and around lakes.

Two color photographs of Sabatia, (also known as saltmarsh pink or meadow pink) an annual flowering plant from the Gentian family found on sandy soils.

One color photograph of Sabatia campestris, (also known as meadow pink or Texas star), an annual flowering plant from the Gentian family found on damp sandy soils in prairies and openings along the coast

Five color photographs of Salicornia bigelovii (also known as annual glasswort), an annual flowering plant from the Pigweed family found in salt marshes and tidal flats and along bay and island beaches of the Texas Coastal Bend.

Four color photographs of Salix nigra, (also known as black willow), a deciduous tree from the Willow family found along streams and in damp soils.