Senecio is a genus of flowering plants in the daisy family (Asteraceae) that includes ragworts and groundsels.
Agavoideae is a subfamily of monocot flowering plants in the family Asparagaceae, order Asparagales. It has previously been treated as a separate family, Agavaceae. The group includes many well-known desert and dry-zone types, such as the agaves and yuccas. About 640 species are placed in around 23 genera; they are widespread in the tropical, subtropical, and warm temperate regions of the world.
Coreopsis is a genus of flowering plants in the family Asteraceae. Common names include calliopsis and tickseed, a name shared with various other plants.
The Onagraceae are a family of flowering plants known as the willowherb family or evening primrose family. They include about 650 species of herbs, shrubs, and trees in 17 genera. The family is widespread, occurring on every continent from boreal to tropical regions.
Echinocactus is a genus of cacti in the subfamily Cactoideae. The generic name derives from the Ancient Greek εχινος (echinos), meaning "spiny," and cactus. It and Ferocactus are the two genera of barrel cactus. Members of the genus usually have heavy spination and relatively small flowers. The fruits are copiously woolly, and this is one major distinction between Echinocactus and Ferocactus. Propagation is by seed.
Yucca filamentosa, Adam's needle and thread, is a species of flowering plant in the family Asparagaceae native to the southeastern United States. Growing to 3 metres tall, it is an evergreen shrub valued in horticulture.
Nyctaginaceae, the four o'clock family, is a family of around 33 genera and 290 species of flowering plants, widely distributed in tropical and subtropical regions, with a few representatives in temperate regions. The family has a distinctive fruit type called an accessory fruit or anthocarp, and many genera have extremely large pollen grains.
Physocarpus, commonly called ninebark, is a genus of flowering plants in the family Rosaceae, native to North America and northeastern Asia.
Hesperoyucca is a small genus of two recognized species of flowering plants closely related to, and recently split from, Yucca, which is in the century plant subfamily within the asparagus family.
Opuntia engelmannii is a prickly pear common across the south-central and Southwestern United States and northern Mexico. It goes by a variety of common names, including desert prickly pear, discus prickly pear, Engelmann's prickly pear in the US, and nopal, abrojo, joconostle, and vela de coyote in Mexico.
Oxybasis rubra, common names red goosefoot or coastblite goosefoot, is a member of the genus Oxybasis, a segregate of Chenopodium. It is native to North America and Eurasia. It is an annual plant.
Sisyrinchium montanum, the blue-eyed-grass, American blue-eyed-grass, or strict blue-eyed grass, is a grass-like species of plant from the genus Sisyrinchium, native to northern North America from Newfoundland west to easternmost Alaska, and south to Pennsylvania in the east, and to New Mexico in the Rocky Mountains. It has also been introduced to parts of France, likely during the First World War.
Stemodia is a genus of flowering plants in the family Plantaginaceae. The genus comprises approximately 40 species of annual and perennial herbs and shrubs which are distributed throughout temperate and tropical regions of Asia, Africa, Australia and the Americas. This genus is sometimes placed in the families Scrophulariaceae or Gratiolaceae. The generic name is derived from the Latin word stemodiacra, which means "stamens with two tips." Twintip is a common name for several species.
Sanvitalia procumbens with the common name of Mexican creeping zinnia is the type species of the genus Sanvitalia and a member of the family Asteraceae and tribe Heliantheae.
Simsia is a genus of flowering plants in the tribe Heliantheae within the family Asteraceae. It includes annuals, herbaceous perennials, and shrubs. They range from the western United States south through Central and South America to Argentina, with the center of diversity occurring in Mexico. The genus is named for British physician and botanist John Sims (1749–1831). Although some species are relatively rare, others have become common weeds that line the roadsides and fields of Mexico, often forming dense stands mixed with Tithonia and other Asteraceae. Some species are known by the common name bushsunflower.
Ratibida is a genus of North American plants in the tribe Heliantheae within the family Asteraceae. Members of the genus are commonly known as prairie coneflowers or mexican-hat.
Yucca faxoniana is a bladed evergreen shrub of the genus Yucca. It is known by the common names Faxon yucca,Spanish dagger, and giant dagger.
Toxicoscordion nuttallii is a species of poisonous plant native to the south-central part of the United States.
