Plant Image
Flowers


Yavapai County Native & Naturalized Plants

Mentzelia montana - variegated-bract blazingstar

Synonyms: Acrolasia montana
Plant Form: Forb or Subshrub

Family: Loasaceae


   
 
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Leaves
Patrick Alexander @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)
Plant
Desert Botanical Garden Herbarium, Usage Rights: CC BY-NC (Attribution-Non-Commercial)
Max Licher @http://swbiodiversity.org
Forb Plant Description

Origin: Native   Life Cycle: Annual   Similar Species: Mentzelia albicaulis
General Desc: Candelabra-like in form; basal leaves not withering with flowers.
Identification notes: Stems branch below, earliest flowers commonly alternate and less well-developed than those from lower nodes; flowers yellow, orange at base; bracts green with white base, margins usually 3 to 7 lobed; erect, straight fruits that taper only near the base.
Height: To 20 inches


Habitat

Habitat Description: Disturbed and open areas, from chaparral to pine woodlands.
Plant Communities: Interior Chaparral, Semidesert Grasslands, Pinyon Juniper Woodland, Montane Conifer Forest, Disturbed Areas
Elevation: 3000 - 7700 feet


Flower Characteristics

Color: Yellow, orange at base     Shape: Regular in round clusters     Tubular: N     Flowering Period: Apr - Jun
Description: Short-stemmed or not stemmed; petals 5, yellow, orange at base, squared or rounded at petal tips; stamens 10 to 30, all with narrow filaments.


Leaf and Stem Characteristics

Leaf Color: Green to gray-green     Leaf Type: Simple     Leaf Shape: Narrow     Leaf Margin: Lobed     Leaf Attachment: Basal and alternate     Leaves Clasp: N
Hairs: Leaves     Spines: N
Leaf Description: Basal leaves present; stemmed or not; blade lance-like to narrow, margins usually deeply to shallowly lobed, rarely smooth. Stem leaves stemmed or not stemmed, lance-like to narrow.


Fruit and Seed Characteristics

Fruit Type: Capsule
Fruit Notes: Nearly cylindric, mostly tapering only near base.
Seed Notes: Hanging loosely, not winged, those in upper half of capsule are grain-like, several-sided, irregular in cross-section, the angles sharp, 15 to 35 per capsule in 2 rows.



  Arizona Cooperative Extension
Yavapai County
840 Rodeo Dr #C
Prescott, AZ 86305
(928) 445-6590
Version 8.0  
http://cales.arizona.edu/yavapaiplants/SpeciesDetailForb.php  
Last Updated: Dec 13, 2022
Content Questions/Comments: Email Matt Halldorson  
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