Hymenoxys jamesii

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.[1][2]

Hymenoxys jamesii
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Hymenoxys
Species:
H. jamesii
Binomial name
Hymenoxys jamesii
Bierner 1993

Hymenoxys jamesii is a perennial herb up to 120 cm (4 feet) tall. One plant can produce sometimes as many as 330 flower heads in a branching array. Each head has 7–9 ray flowers and 30–75 tiny disc flowers.[3][4]

References
  1. Biota of North America Program 2014 distribution map
  2. SEINet, Southwestern Biodiversity, Arizona chapter
  3. Flora of North America, Hymenoxys jamesii Bierner, 1993. James’s rubberweed
  4. Bierner, Mark William. 1993. Madroño 40(1): 43–45


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