Adonis Blazing Star

Mentzelia multiflora

Pen & Ink drawing of Mentzelia multiflora © by Michael Plagens

Pen & Ink illustration © by Michael Plagens from specimen observed at Gila Mountains, Yuma Co., Arizona, USA. 27 Feb. 1994. a) enlarged view of a flower after petals have fallen away revealing numerous stamens and persistent sepals, b) cross section of fruit, c) example of a petaloid stamen - one that is flattened and somewhat petal-like.

LEAVES: Leaves are covered with minute hooked hairs that allow the leaf to readily adhere to clothing, etc. Wavy toothed elongate leaves.

FLOWERS: Bright yellow flowers with star-like arrangement of five or more pointed petals appear late spring through fall. The numerous stamens are also bright yellow. Staminoidea present.

FRUIT: Stiff, hooked hairs on fruit capsules also. Sepals remain attached at top of inverted conical capsule containing many seeds.

RANGE: Grows especially in deep sandy desert washes. Fairly common across the Sonoran Desert.

HERB: A robust mostly herbaceous plant sometimes more than one meter tall.


Blaxing yellow flower of Mentzelia multifora © by Michael Plagens

Loasaceae -- Loasa Family

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More Information:

Sonoran Desert Field Guide
Sonoran Desert Places
Sonoran Desert Naturalist Home Page


Copyright Michael J. Plagens, page created 24 January 2008
updated 3 Sept. 2017.