Ambrosia monogyra

Ambrosia monogyra, the singlewhorl burrobrush,[2] is a North American species of plants in the sunflower family.

Ambrosia monogyra
Winged fruits
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Ambrosia
Species:
A. monogyra
Binomial name
Ambrosia monogyra
(Torr. & A. Gray) Strother & B.G. Baldwin
Synonyms[1]

Hymenoclea monogyra Torr. & A.Gray ex A.Gray

Distribution

The plant is native to the southwestern United States (California, Arizona, New Mexico, Texas), and northern Mexico (Baja California, Baja California Sur, Chihuahua, Sinaloa, Sonora).[3][4]

Habitats it is found in include California chaparral and woodlands in the Peninsular Ranges of Southern California and northern Baja California.[5] The plant also grows in washes and ravines in desert areas.[3][6][7]

Description

Ambrosia monogyra is a shrub up to 400 cm (160 inches) tall. Leaves are very thin and thread-like, sometimes divided into thread-like lobes.

The staminate flowers have translucent white corollas and the pistillate flowers are rounded, fruit-bearing structures.

The fruit is an achene with a single whorl of several papery wings.

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References
  1. The Plant List Ambrosia monogyra (Torr. & A.Gray) Strother & B.G.Baldwin
  2. "Hymenoclea monogyra". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 18 May 2015.
  3. Flora of North America Vol. 21 Page 12 Ambrosia monogyra (Torrey & A. Gray) Strother & B. G. Baldwin, Madroño. 49: 143. 2002
  4. Calflora taxon report, University of California, Ambrosia monogyra Torr. & Gray singlewhorl burrobrush
  5. Calflora: Ambrosia monogyra
  6. Bonap.net: Ambrosia monogyra
  7. Vascular Plants of the Gila Wilderness: Ambrosia monogyra


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