''Stenotus acaulis'' is a species of flowering plant in the family

Asteraceae The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

known by the common name stemless mock goldenweed. It is native to the western United States, where it grows in rocky soils in sagebrush plateau and mountain habitats.

Description

''Stenotus acaulis'' is a perennial herb usually forming a compact tuft or mat of hairless to hairy and sometimes glandular herbage. The linear to widely lance-shaped leaves are up to 8 or 10 centimeters long with rigid, hair-lined edges. The

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...

is a solitary

flower head A pseudanthium (Greek for "false flower"; ) is an inflorescence that resembles a flower. The word is sometimes used for other structures that are neither a true flower nor a true inflorescence. Examples of pseudanthia include flower heads, compos ...

or small cluster of a few heads. The flower head contains yellow disc florets and several yellow ray florets each about a centimeter long.

References

External links

Database: ''Stenotus acaulis'' (Stemless mock goldenweed) Jepson Manual eFlora (TJM2) treatment of ''Stenotus acaulis'' USDA Plants Profile for ''Stenotus acaulis'' (stemless mock goldenweed)Flora of North America: ''Stenotus acaulis''UC CalPhotos gallery of ''Stenotus acaulis''
Astereae Flora of the Western United States Flora of California Flora of the Great Basin Flora of the Sierra Nevada (United States) Taxa named by Thomas Nuttall Flora without expected TNC conservation status {{Astereae-stub