Hymenoxys is a genus of plants in the sunflower family, native to North and South America. It was named by Alexandre Henri Gabriel de Cassini in 1828.
Hymenoxys cooperi is a species of flowering plant in the daisy family known by the common name Cooper's rubberweed. It is native to the southwestern United States and Great Basin, where it grows in rocky soils in arid regions from southern California to New Mexico, north as far as Idaho and Oregon.
Hymenoxys lemmonii is a species of flowering plant in the daisy family known by the common names Lemmon's rubberweed, Lemmon's bitterweed, and alkali hymenoxys. It is native to the western United States in and around the Great Basin in Utah, Nevada, northern California, and southeastern Oregon.
Hymenoxys odorata is a species of flowering plant in the daisy family known by the common names bitter rubberweed and western bitterweed. It is native to the southwestern and south-central United States from southern California to Texas north as far as Kansas and Colorado, as well as northern Mexico. It grows in dry regions.
Tetraneuris acaulis is a North American species of flowering plants in the sunflower family. Common names include angelita daisy, stemless four-nerve daisy, stemless hymenoxys, butte marigold, and stemless rubberweed.
Hymenoxys richardsonii, the pingue hymenoxys or pingue rubberweed, is a North American species of plants in the sunflower family. It is widespread across the western United States and western Canada from Arizona, New Mexico, and western Texas north as far as Alberta and Saskatchewan.
Primula rusbyi is a species of Primula. A common name is Rusby's primrose.
Brickellia rusbyi, the stinking brickellbush, is a North American species of flowering plants in the daisy family. It is native to northern Mexico and the southwestern United States.
Erigeron arizonicus is a species of flowering plant in the daisy family known by the common name Arizona fleabane. It is native to the southwestern United States and northwestern Mexico (Sonora).
Hymenoxys ambigens is a species of flowering plant in the daisy family known by the common name Pinaleño Mountains rubberweed. It is native to the states of Arizona and New Mexico in the southwestern United States.
Hymenoxys bigelovii is a species of flowering plant in the daisy family known by the common name Bigelow's rubberweed . It is native to the states of Arizona, Utah, and New Mexico in the southwestern United States.
Hymenoxys brachyactis is a species of flowering plant in the daisy family known by the common names east view rubberweed and tall bitterweed. It is native to the state of New Mexico in the southwestern United States.
Hymenoxys brandegeei is a species of flowering plant in the daisy family known by the common names Brandegee's four-nerve daisy, Brandegee's rubberweed or western bitterweed. It is native to the states of Arizona, Colorado, and New Mexico in the southwestern United States.
Hymenoxys grandiflora is a North American species of flowering plant in the daisy family known by the common names graylocks four-nerve daisy, graylocks rubberweed, or old man of the mountain. It is native to high elevations in the Rocky Mountains of the western United States, in the states of Montana, Idaho, Wyoming, Utah, Colorado, and New Mexico.
Hymenoxys helenioides is a North American species of flowering plant in the daisy family known by the common name intermountain rubberweed. It is native to Arizona, Utah, Colorado, and New Mexico in the western United States.
Hymenoxys jamesii is a North American species of flowering plant in the daisy family known by the common name James's rubberweed. It has been found only on the Mogollon Plateau of Arizona in the southwestern United States.
Hymenoxys quinquesquamata is a North American species of flowering plant in the daisy family known by the common names rincon rubberweed or rincon bitterweed. It has been found only in the states of Arizona and New Mexico in the southwestern United States. Many of the populations lie in the Huachuca Mountains of Cochise County in Arizona.
Hymenoxys subintegra is a North American species of flowering plant in the daisy family known by the common name Arizona rubberweed. It has been found only in the states of Arizona and Utah in the southwestern United States. Many of the populations lie inside Grand Canyon National Park, others in Kaibab National Forest.
Hymenoxys vaseyi is a North American species of flowering plant in the daisy family known by the common name Vasey's rubberweed. It is native to the southwestern United States, primarily in New Mexico with a few populations in extreme western Texas.
Isocoma rusbyi, the Rusby's goldenbush, is a North American species of plants in the sunflower family. It has been found in the States of Arizona, Utah, New Mexico, and Colorado in the southwestern United States. Some of the populations lie inside Grand Canyon and Petrified Forest National Parks, others in the Glen Canyon National Recreation Area.
