Five color photographs of Helianthus argophyllus (also known as silver sunflower), an annual flower from the Aster family found on deeps sands, along the coast, and in stream bottoms of the Texas Coastal Bend.

One color photograph of Heliotropium curassavicum (also known as seaside heliotrope), a perennial flowering plant from the Heliotrope family found on bay and Gulf beaches, salt flats, and other saline places of the Texas ...

Two color photographs of Hibiscus (also known as rose mallow), a perennial flowering plant from the mallow family found in the Texas Coastal Bend.

One color photograph of Hybanthus verticillatus, (also known as nod violet), a perennial flowering plant from the Violet family found on various soils in openings and waste places.

One color photograph of Hymenopappus artemisiifolius (also known as woolly-white), a biennial flowering plant from the Aster family found in sandy prairies and openings of the Texas Coastal Bend.

Four color photographs of Ilex (also known as possum haw or yaupon), ashrub or small tree from the Holly family found commonly in San Antonio and around the Guadalupe, Mission, and San Antonio rivers.

Two color photographs of Indigofera miniata, (also known as scarlet pea), a perennial flowering plant from the Pea family found on sandy soils in prairies, openings, and dunal area of the barrier islands.

Two color photographs of Ipomoea (also known as morning-glory), a perennial or annual flowering plant from the Morning-Glory family found in the Texas Coastal Bend.

Five color photographs of Ipomoea pes-caprae, (also known as goatfoot morning-glory), a perennial vine from the Morning-Glory family found on barrier islands, along upper beaches and lower dunes.

Three color photographs of Jatropha cathartica, (also known as jicamilla), a perennial flowering plant from the Spurge family found on clayey soils, usually on slopes.