Carnegiea gigantea, Giant Saguaro

Southwest Desert Flora

Home to the plants of the Sonoran, Chihuahuan and Mojave Deserts

Cirsium ochrocentrum, Yellowspine Thistle

Geranium carolinianum, Carolina Geranium

Carolina Geranium Carolina GeraniumCarolina GeraniumCarolina GeraniumCarolina Geranium

Scientific Name: Geranium carolinianum
Common Name: Carolina Geranium
Also Called: Carolina Cranesbill, Wild Geranium
Family: Geraniaceae, Cranesbill or Storksbill Family
Synonyms: ()
Status: Native
Duration: Annual or biennial
Size: Up to 20 inches tall, usually much less (1 foot).
Growth Form: Forb/herb; small erect branching, herbaceaus plants with dense pubescence.
Leaves: Green; palmate 5 segments or parts.
Flower Color: White, pink or rose pink; 1 or several small flowers in terminal clusters, 5 notched petals and 5 pointed sepals, fruit hairy with a ½ style (see photo).
Flowering Season: April to May.
Elevation: 3,000 to 5,500 feet.

Habitat Preferences: Variable habitats, middle to upper elevations, scrub, forests an dry washes.

Recorded Range: Carolina Geranium is found through most of North America. In Arizona it can be found in the central and southern uplands usually above 3,000 feet.

North America & US County Distribution Map for Geranium carolinianum.

U.S. Weed Information: Geranium carolinianum is listed in: Weeds of Kentucky and adjacent states: a field guide, Weeds of the Northeast, Weeds of the United States and Canada.

Invasive/Noxious Weed Information: No information available.
Wetland Indicator: No information available.
Threatened/Endangered Information: No information available.

Genus Information: 44 species in Geranium throughout North America. 6 native species in Arizona.

The Plant List includes 1,216 scientific plant names of species rank for the genus Geranium. Of these 411 are accepted species names.

Comments: Although a native species, Carolina Geranium is consider a weed by several authorities. In Geranium species 5 of the filaments are usually longer than the others. The styles are persistent often becoming re-coiled as fruit develops.

Also see in Southwest Desert Flora; Pineywoods Geranium, Geranium caespitosum and Richardson's Geranium, Geranium richardsonii.

Date Profile Completed: 09/25/2015, updated format 10/12/2017
U.S. Dept. of Agriculture, Natural Resources Conservation Service on-line database and USGS ITIS search
Arizona Flora, Kearney, Thomas H., Peebles, Robert H., 1960, University of California Press, Berkley and Los Angeles, California.
The Plant List (2013). Version 1.1. Published on the Internet; (accessed 09/24/2015).
Native Plant Information Network, NPIN (2013). Published on the Internet [accessed: 09/25/2015]. Lady Bird Johnson Wildflower Center at The University of Texas, Austin, TX.
1993, The Jepson Manual, Citation: (accessed 09/25/2015)
SEINet for synonyms, scientific names, recorded geographic locations and general information
Wikipedia contributors, 'Geranium carolinianum', Wikipedia, The Free Encyclopedia, 25 June 2015, 17:39 UTC, [accessed 25 September 2015]