Guardiola angustifolia

Guardiola angustifolia is a rare North American species of plants in the sunflower family. It is found only in western Mexico in the state of Jalisco.[2]

Guardiola angustifolia
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Genus:
Guardiola
Species:
G. angustifolia
Binomial name
Guardiola angustifolia
Synonyms[1]
  • Guardiola tulocarpus var. angustifolia A. Gray ex S. Watson 1887
  • Guardiola mexicana var. angustifolia (A. Gray ex S. Watson) McVaugh

Guardiola angustifolia is a branching perennial herb up to 60 cm (2 ft) tall. Leaves are narrow and lance-shaped, up to 8 cm (3.1 in) long with prominent teeth along the edges. Flower heads are arranged in flat-topped arrays resembling umbels at first glance. Heads have both ray flowers and disc flowers.[2]

References
  1. Tropicos, Guardiola tulocarpus var. angustifolia A. Gray ex S. Watson
  2. Robinson, Benjamin Lincoln. 1899. Bulletin of the Torrey Botanical Club 26: 235


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