Plant Image
Flower
Granite Mtn - Tr 308 - Sue Smith


Yavapai County Native & Naturalized Plants

Proboscidea parviflora - doubleclaw

Synonyms: Martynia parviflora Wooton, Proboscidea crassibracteata
Other Common Names: unicorn plant, devil's claw, devilsclaw
Plant Form: Forb or Subshrub

Family: Pedaliaceae


   
 
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Flower and leaf
Granite Mtn - Tr 308
Sue Smith
Leaf
Granite Mtn - Tr 308
Sue Smith
Plant - summer
Granite Mtn - Tr 308
Sue Smith
Forb Plant Description

Origin: Native   Life Cycle: Annual
General Desc: Annual herbs, to 3 feet high, 8 feet wide, from small, poorly developed roots; stems erect to spreading, thick and semi-succulent, densely sticky and hairy.
Identification notes: Densely glandular-hairy all over; with large rounded leaves; especially distinct are the pink snapdragon-like flowers, yellow nectar guide; young fruits are wet-glandular with a rank smell, vaguely resemble green chiles, mature fruit split into two claws.
Height: To 3 feet


Habitat

Habitat Description: Sandy and gravelly soils, fields, roadsides, and disturbed areas.
Plant Communities: Desert Scrub, Interior Chaparral, Semidesert Grasslands, Pinyon Juniper Woodland, Montane Conifer Forest, Disturbed Areas
Elevation: 1000 - 6900 feet


Flower Characteristics

Color: Pink, pinkish-purple, throat yellow     Shape: Irregular in round clusters     Tubular: N     Flowering Period: Jul - Sep
Description: 5 irregular lobes at the top and a single slit all the way down the lower (abaxial) side; corolla 1 inch long, bell-shaped (tubular-campanulate) and 2-lipped, glandular-hairy, and reddish-purple, pink, or white, with a bright yellow nectar guide.


Leaf and Stem Characteristics

Leaf Color: Green     Leaf Type: Simple     Leaf Shape: Round or oval     Leaf Margin: Lobed     Leaf Attachment: Opposite     Leaves Clasp: N
Hairs: Leaves and stems     Spines: N
Leaf Description: Opposite along the stems, on long petioles to 10 inches long or more; blades 4-3/4 to 10 inches long, broadly rounded, the margins with 3 to 7 shallow lobes and the base shallowly cordate (heart-shaped) and sometimes asymmetrical.


Fruit and Seed Characteristics

Fruit Color: Green turning brown   
Fruit Type: Capsule
Fruit Notes: Hook-shaped capsule, green, succulent, and glandular-pubescent when fresh; woody and splitting open longitudinally when dried; the body (seed-containing portion) of the capsule is 2 to 2-3/4 inches long with a diameter of 3/4 inch.


  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
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