Copy permalink to share
Loasaceae
Mentzelia

not marked as a favorite taxon Mentzelia Linnaeus. Common name: Blazingstar.

Key to Mentzelia

A genus of about 80 species, herbs, shrubs, and trees, of America, especially in sw. United States and Mexico.

Glossary (beta!)

ID notes: Plants have flowers solitary or in dichasia, 5-merous (in some species 5+ additional petaloid filaments can cause flowers to look superficially 10+ merous), stamens numerous (8-50+, usually strongly exerted), fruit a capsule with apical dehiscence, ovaries conspicuously inferior, and leaves usually pinnately lobed (sometimes sparsely palmately lobed in M. oligosperma and M floridana).

References: Hufford, Schenk, & Brokaw (2016); Moore, Kelly, & Schenk (2023); Weigend In Kubitzki et al. (2004). Show full citations.

Show in key(s)

Show parent family | Show parent in key(s)

Show species in Mentzelia

Your browser does not support SVGs

Hover over a shape, letter, icon, or arrow on the map for definition or see the legend. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.

image #1 of Mentzelia© Cleveland Powell, some rights reserved (CC BY), uploaded by Cleveland Powell | Mentzelia reverchonii source | Original Image ⭷
image #2 of Mentzelia© Sequoia Janirella Wrens, some rights reserved (CC BY-NC), uploaded by Sequoia Janirella Wrens | Mentzelia nuda source | Original Image ⭷
image #3 of Mentzelia© Alan Weakley | Mentzelia oligosperma source | Original Image ⭷
image #4 of Mentzelia© Aidan Campos | Mentzelia oligosperma source
image #5 of Mentzelia© Matt Reala, some rights reserved (CC BY-NC), uploaded by Matt Reala | Mentzelia decapetala source | Original Image ⭷
image #6 of Mentzelia© Matt Berger, some rights reserved (CC BY), uploaded by Matt Berger | Mentzelia oligosperma source | Original Image ⭷

Feedback

See something missing or incorrect about Mentzelia? Let us know here:
  1. Please include your name and if possible, email in case when need to clarify what you wrote.
  2. If you opt out of including email, please be as specific as possible (e.g., which photo is incorrect?)
  3. Please do not submit questions asking to identify plants or about horticultural topics (e.g., how do I control an invasive plant in my garden?). Instead, those questions can be submitted here for the Carolinas region only.
  4. Please do not send us feedback about unkeyed species as this work is ongoing.
  5. Please allow time for flora edits to show in our next data release. We greatly appreciate your feedback but may require extra time to research complicated taxonomic issues.