Plant Image
Little Thumb Butte - SS

Yavapai County Native & Naturalized Plants

Ranunculus cymbalaria - alkali buttercup

Synonyms: Cyrtorhyncha cymbalaria, Halerpestes cymbalaria
Plant Form: Forb

Family: Ranunculaceae

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Grapevine Canyon
Little Thumb Butte
Little Thumb Butte
Plant - spring
Grapevine Canyon
Forb Plant Description

Origin: Native   Life Cycle: Perennial
General Desc: Low growing, creeping perennial with shiny green, heart-shaped, lobed leaves, mostly basal. The yellow flowers have 5 petals and 5 sepals and are to 1/2 inch wide. A green, oblong seed head rises to 1/2 inch from the center of the flower.
Height: To 6 inches


Habitat Description: Bogs, marshes, ditches, stream banks, often saline.
Plant Communities: Riparian
Elevation: 3000 - 8000 feet

Flower Characteristics

Color: Yellow, yellowish-green     Shape: Regular not in clusters     Tubular: N     Flowering Period: May - Sep
Description: Flowers are yellow with 5 petals, 5 sepals and an oval, green seed head that rises to 1/2 inch long from the center.

Leaf and Stem Characteristics

Leaf Color: Green     Leaf Type: Simple     Leaf Shape: Triangular     Leaf Margin: Lobed     Leaf Attachment: Basal     Leaves Clasp: N
Hairs: No     Spines: N
Leaf Description: Leaves are shiny green, heart-shaped, with wavy margins and rounded at the tip.

Fruit and Seed Characteristics

Fruit Color: Tan   
Fruit Type: Achene
Fruit Notes: Dry seed in a short, cylindrical cluster to 1/2 inch long.
Seed Notes: Seeds are oblong and ribbed, with a short, straight beak.

  Arizona Cooperative Extension
Yavapai County
840 Rodeo Dr #C
Prescott, AZ 86305
(928) 445-6590
Version 3.1  
Last Updated: June 15, 2013  
Content Questions/Comments: Email Jeff Schalau  
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