Isocoma humilis

Isocoma humilis, common names Zion goldenbush[2] or Zion jimmyweed,[3] is a rare North American plant species in the sunflower family. It has been found only in southern Utah in the United States. Some of the populations lie inside Zion National Park.[4][5]

Isocoma humilis
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Isocoma
Species:
I. humilis
Binomial name
Isocoma humilis
G.L.Nesom 1991 not Haplopappus humilis Reiche 1902
Synonyms[1]

Haplopappus leverichiic Cronquist 1994

Isocoma humilis is a low, branching shrub rarely more than 8 cm (3 in) tall. Herbage is covered with copious hairs. Leaves are narrow, oblong to oblanceolate, up to 50 mm (2.0 in) long, deeply lobed. Each flower head is up to 7 mm (0.28 in) wide (fairly large for the genus) and has 19-28 disc flowers but no ray flowers.[3][5]

References

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