Isocoma
Encyclopedia
Goldenbush is a genus of about 12 species of flowering semi-woody shrubs from the sunflower family (Asteraceae
) found mostly in the semi-arid areas of Southwestern United States and Mexico.
The name of this genus is derived from the Greek for "equal hair" referring to the pappus on the seed.
Isocoma species are used as food plants by the larva
e of some Lepidoptera
species including Schinia bicuspida
(recorded on I. drummondii), Schinia erosa
(feeds exclusively on I. acradenia) and Schinia tertia
(recorded on I. pluriflora).
Species in the related genus Ericameria
are also commonly known as Goldenbush.
Asteraceae
The Asteraceae or Compositae , is an exceedingly large and widespread family of vascular plants. The group has more than 22,750 currently accepted species, spread across 1620 genera and 12 subfamilies...
) found mostly in the semi-arid areas of Southwestern United States and Mexico.
The name of this genus is derived from the Greek for "equal hair" referring to the pappus on the seed.
Isocoma species are used as food plants by the larva
Larva
A larva is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle...
e of some Lepidoptera
Lepidoptera
Lepidoptera is a large order of insects that includes moths and butterflies . It is one of the most widespread and widely recognizable insect orders in the world, encompassing moths and the three superfamilies of butterflies, skipper butterflies, and moth-butterflies...
species including Schinia bicuspida
Schinia
Schinia, commonly called Flower Moths, is a large genus of moths belonging to the family Noctuidae. The genus has a Holarctic distribution with the vast majority of species being found in North America, many with a very restricted range and larval food plant.-Species Information and Food Plants:...
(recorded on I. drummondii), Schinia erosa
Schinia
Schinia, commonly called Flower Moths, is a large genus of moths belonging to the family Noctuidae. The genus has a Holarctic distribution with the vast majority of species being found in North America, many with a very restricted range and larval food plant.-Species Information and Food Plants:...
(feeds exclusively on I. acradenia) and Schinia tertia
Schinia
Schinia, commonly called Flower Moths, is a large genus of moths belonging to the family Noctuidae. The genus has a Holarctic distribution with the vast majority of species being found in North America, many with a very restricted range and larval food plant.-Species Information and Food Plants:...
(recorded on I. pluriflora).
Species in the related genus Ericameria
Ericameria
Ericameria is a genus of shrubs in the Asteraceae or daisy family known by the common names rabbitbrush, rabbitbush, and goldenbush. These are semi-deciduous shrubs familiarly known as to sagebrush. They are distributed in the arid western United States and northern Mexico. Bright yellow flowers...
are also commonly known as Goldenbush.
Species
- Isocoma acradeniaIsocoma acradeniaIsocoma acradenia is a species of flowering plant in the daisy family known by the common name alkali goldenbush. It is native to the southwestern United States and Baja California, where it grows in arid, sandy areas, particularly mineral-rich areas such as alkali flats and gypsum soils.Isocoma...
- alkali goldenbush, alkali jimmyweed - Isocoma argutaIsocoma argutaIsocoma arguta is a species of flowering plant in the daisy family known by the common name Carquinez goldenbush. It is endemic to Solano County, California, where it grows in the Sacramento-San Joaquin River Delta. It is a resident of Suisun Marsh...
Greene - Carquinez goldenbush - Isocoma azteca Nesom - Aztec goldenbush
- Isocoma coronopifolia (Gray) Greene - common goldenbush, goldenweed
- Isocoma drummondii (Torr. & Gray) Greene - Drummond's goldenbush, Drummond's jimmyweed
- Isocoma humilis Nesom - Zion goldenbush
- Isocoma menziesiiIsocoma menziesiiIsocoma menziesii is a species of flowering plant in the daisy family known by the common name Menzies' goldenbush. It is native to California and Baja California, where it grows in coastal and inland habitat such as chaparral, particularly in sandy soils. This is a subshrub forming a matted bush...
(Hook. & Arn.) Nesom - Menzies' goldenbush - Isocoma plurifloraIsocoma plurifloraIsocoma pluriflora, commonly called southern goldenbush, southern jimmyweed, or rayless goldenrod is a flowering perennial herb, native to the southwestern United States. It grows 1 to 3.5 feet tall, and has small yellow flowers growing at the top of woody stems...
(Torr. & Gray) Greene - rayless goldenrod, southern goldenbush, southern jimmyweed - Isocoma reneta (H. B. K.) Greene
- Isocoma rusbyi Greene - Rusby's goldenbush
- Isocoma tenuisectaIsocoma tenuisectaIsocoma tenuisecta, commonly called burroweed, shrine jimmyweed, or burrow goldenweed is a small, flowering perennial herb, native to the Sonoran Desert. It grows 1 to 3 feet tall, and has small yellow flowers growing at the top of woody stems. It flowers in September through November. The...
Greene - burrow goldenweed, burroweed - Isocoma veneta (Kunth) Greene - jimmyweed