Hymenoxys richardsonii (Hooker) Cockerell var. richardsonii

Hymenoxys richardsonii (Hooker) Cockerell var. richardsonii is an accepted variety name sensu FNA Ed. Comm., 2006c.

Vernacular names

• hyménoxys de Richardson Darbyshire et al., 2000

• Richardson's bitterweed FNA Ed. Comm., 2006c
• Colorado bitterweed Harms, 2006
• Colorado rubberweed Darbyshire et al., 2000
• pingue rubberweed FNA Ed. Comm., 2006c

Synonyms

• Actinea richardsonii (Hooker) Kuntze
• Actinella richardsonii (Hooker) Nuttall
• Hymenopappus ligulaeflorus A. Nelson
• Hymenoxys ligulaeflora (A. Nelson) Cockerell
• Hymenoxys macounii (Cockerell) Rydberg
• Hymenoxys macrantha (A. Nelson) Rydberg
• Hymenoxys pumila (Greene) Rydberg
• Hymenoxys richardsonii subsp. ligulaeflora (A. Nelson) Cockerell
• Hymenoxys richardsonii subsp. macrantha (A. Nelson) Cockerell
• Hymenoxys richardsonii subsp. pumila (Greene) Cockerell
• Hymenoxys richardsonii var. macounii Cockerell
• Hymenoxys richardsonii var. nelsonii Cockerell
• Picradenia ligulaeflora (A. Nelson) A. Nelson
• Picradenia macrantha A. Nelson
• Picradenia pumila Greene
• Picradenia richardsonii Hooker FNA Ed. Comm., 2006c

Distribution

• Map view
• List view

• Native
• Introduced
• Ephemeral
• Excluded
• Extirpated
• Doubtful
• Absent

Classification

Class	Equisetopsida
Subclass	Magnoliidae
Superorder	Asteranae
Order	Asterales
Family	Asteraceae
Subfamily	Asteroideae
Tribe	Helenieae
Genus	Hymenoxys
Subgenus	Hymenoxys subg. Picradenia
Species	Hymenoxys richardsonii
Variety	Hymenoxys richardsonii var. richardsonii

Habit

Herb