Utah Species Field Guide | Utah Natural Heritage Program
Utah Species Field Guide Utah Species Field Guide
Wright Fishhook Cactus (Sclerocactus wrightiae)

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Photo by Dorde Woodruff; Bill Gray; Mindy Wheeler; Bill Gray
Photo copyright Dorde Woodruff; Utah Division of Wildlife Resources; Sources: ESRI, USGS, NOAA; Sources: ESRI, USGS, NOAA; UNHP

Wright Fishhook Cactus

Wright Fishhook Cactus (Sclerocactus wrightiae)

Photo by Dorde Woodruff; Bill Gray; Mindy Wheeler; Bill Gray
Photo copyright Dorde Woodruff; Utah Division of Wildlife Resources; Sources: ESRI, USGS, NOAA; Sources: ESRI, USGS, NOAA; UNHP

Sclerocactus wrightiae

NatureServe conservation status

Global (G-rank): G2
State (S-rank): S2

External links

Phenology

Flowers from late April to May

Species range

It is endemic to east-central Utah, where it is known from western Emery County, southeastern Sevier County, central Wayne County, and a small strip within Garfield County. It occurs near the Fremont River and the San Rafael Swell.

Threats or limiting factors

This species is mainly threatened by loss of individuals and habitat destruction caused by grazing, recreation, illegal collection, drought, climate change, and predation (USFWS 2022).

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Multicellular organisms that are autotrophic or make complex carbohydrates from basic constituents. Most use photosynthesis.

Flowering plants that produce seeds enclosed in an ovary

Multicellular organisms that develop from the fertilization of an egg by a sperm. Heterotrophic - obtain food by ingestion.

Have skulls and backbones.

Cold blooded, lay eggs on land

Have feathers and lay eggs

Invertebrates with an exoskeleton, jointed appendages, and segmented bodies

Animals having 3 pair of legs, 3 body sections, generally 1 or 2 pair of wings, 1 pair of antennae.

Soft bodied animals with an internal or external shell and a toothed tongue or radula. Have a mantle that lines and secretes the shell and a muscular foot that allows for movement.

Two hinged lateral shells and a wedged shaped "foot". Bivalves lack tentacles and a head.


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