Also known as spider milkweed, this clump-forming herbaceous perennials is native to southwestern US and northern Mexico, and belongs to the dogbane family, Apocynaceae, that also includes bluestar, periwinkle, and…
Also known as caper spurge, mole plant, paper spurge, and sassy Jack, this herbaceous annual or biennial is native to southern Europe, northwest Africa, and eastward through southwest Asia to…
Also known as Jerusalem thorn, garland thorn, or crown of thorns, this deciduous shrub or small tree is native to the Mediterranean region and southwest and central Asia. It is…
Erigeron is a genus of approximately 150 species in the aster family, Asteraceae. It includes annuals, biennials, and perennials and most are native to North America. Although the genus includes…
Native to the tropics of Madagascar, this tender herbaceous perennial or evergreen subshrub is a member of the acanthus family, Acanthaceaea, that also includes bear’s breeches, shrimp plant, and Thunbergia.…
Native to moist shady sites in central and southern Japan, this herbaceous perennial is a member of the the lily family, Liliaceae, that also includes tulips, dog tooth violet, and…
Christ’s thorn jujube is a shrub or small tree native to Africa, the Levant, and southern and western Asia where it grows in a variety of habitats including deserts, semi-desert…
Endemic to South Africa, this shrub or small tree is a member of the aster family, Asteraceae, that also includes daisy, yarrow, and lettuce. It has a deep taproot and…
Also known as swamp cabbage, clumpfoot cabbage, foetid pothos and polecat weed, this herbaceous perennial is native to wetlands and moist slopes of eastern North America. It is a member…
Roccella tinctoria is a fruticose perennial lichen found mostly on rocks, boulders, and cliffs along the coasts of the Mediterranean and Macronesia. It is light brown or greenish brown and…
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