Lake sedge forming its characteristic shoreline tussocks in shallow water. Photo: Gilles Ayotte, Wikimedia Commons (CC BY-SA 4.0) Carex lacustris, known as lake sedge (and
Gray’s sedge growing wild near Cedar Rapids, Iowa. Photo: Thomas D. Fischer, Wikimedia Commons (CC BY-SA 4.0) Carex grayi, known as Gray’s sedge or mace
Eastern narrowleaf sedge, showing the narrow arching leaf and spiky perigynia typical of the species. Photo: iNaturalist contributor / Summit Metro Parks (CC BY 4.0)
Stebbins’ morning-glory flower. Photo: U.S. Bureau of Land Management (public domain) Calystegia stebbinsii, known as Stebbins’ Morning-glory or Stebbins’ false bindweed, is one of the
A mature crucifixion thorn near Kingman, Arizona, showing its leafless, broom-like crown of green stems. Photo: CK2AZ, Wikimedia Commons / iNaturalist (CC BY 4.0) Canotia
Chaparral false bindweed along the Sweeney Ridge trail, San Mateo County, California. Photo: Tom Hilton, Wikimedia Commons (CC BY 2.0) Calystegia occidentalis, commonly called Chaparral
A mature incense cedar’s narrow, tapering crown rises above the meadow floor in Yosemite Valley. Photo: Victor R. Ruiz, Wikimedia Commons (CC BY 2.0) Calocedrus
Desert mariposa lily’s vivid orange, bell-shaped flowers in the White Mountains of eastern California. Photo: Jim Morefield, Wikimedia Commons (CC BY-SA 2.0) Calochortus kennedyi, commonly
Bush’s poppy mallow’s silky magenta cup, centered on a pale white eye. Photo: Chris Light, Wikimedia Commons (CC BY-SA 4.0) Callirhoe bushii, commonly known as
Gumbo limbo’s peeling, coppery-red bark and spreading canopy, photographed in Homestead, Florida. Photo: R. Cammauf, Everglades National Park / Wikimedia Commons (Public Domain) Bursera simaruba,
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