Carnegiea gigantea, Giant Saguaro

Southwest Desert Flora

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

Cirsium ochrocentrum, Yellowspine Thistle

Melampodium strigosum, Shaggy Blackfoot

Melampodium strigosum, Shaggy Blackfoot, Southwest Desert Flora Melampodium strigosum, Shaggy Blackfoot, Southwest Desert Flora Melampodium strigosum, Shaggy Blackfoot, Southwest Desert Flora   Melampodium strigosum, Shaggy Blackfoot, Southwest Desert Flora Melampodium strigosum, Shaggy Blackfoot, Southwest Desert Flora   Melampodium strigosum, Shaggy Blackfoot, Southwest Desert Flora


Scientific Name: Melampodium strigosum
Common Name: Shaggy Blackfoot
Also called:
Family: Asteraceae, Sunflower Family
Synonyms: ( )
Status: Native
Duration: Annual
Size: 12 to 18 inches.
Growth Form: Forb/herb; non-woody herbaceous plants.
Leaves: Green; linear to lanceolate, hairy and speckled with glandular dots.
Flower Color: Yellow; solitary heads on leafless, hairy stalks (inflorescence); radiate heads; ray and disk flowers have 5 to 8 florets; 5 broad lance shaped green phyllaries surround heads, fruit is an achene.
Flowering Season: August to September.
Elevation: 4,000 to 5,500 feet.

Habitat Preferences: Upper elevations in open grasslands and pinyon-juniper forests.

Recorded Range: Rare in the United States, found only in AZ, NM and TX, and in northern Mexico. Largest populations in southern Arizona, records also from NM and TX.

North America & US County Distribution Map for Melampodium strigosum.

U.S. Weed Information: No data available.
Invasive/Noxious Weed Information: No data available.
Wetland Indicator: No data available.
Threatened/Endangered Information: No data available.

Genus Information: The main focus of the range of Melampodium strigosum appears to be in southeastern United States, NM and TX both have records from one county each. Mexico has several species of Melampodium. 7 species in Melampodium in the United States. Arizona has 3 native species.

Comments: Shaggy Blackfoot is relatively rare in the United States unlike its cousin the Plains Blackfoot Daisy, Melampodium leucanthum. It is similar in appearance to Rough Blackfoot, Melampodium hispidum.

The genus Melampodium are hardy plants from subtropical and tropical regions with most of the species found in Mexico. The common name "Blackfoot" is a reference to the black color at the base of the stem and roots.

This specimen was photographed in Santa Cruz County growing among a several small trees in chaparral community. In Southwest Desert Flora also see Plains Blackfoot Daisy, Melampodium leucanthum.

Date Profile Completed: 06/24/2012, rev. 08/06/2012; Updated, 07/26/2015, updated format 10/10/2017
References:
U.S. Dept. of Agriculture, Natural Resources Conservation Service on-line database
Arizona Flora, Kearney, Thomas H., Peebles, Robert H., 1960, University of California Press, Berkley and Los Angeles, as Melampodium hispidum.
John L. Strother, FNA | Family List | FNA Vol. 21 | Asteraceae | Melampodium, Flora of North America Editorial Committee, eds. 1993+. Flora of North America North of Mexico. 16+ vols. New York and Oxford. (accessed 08/06/2012)
SEINet for synonyms, scientific names and recorded geographic locations, http://swbiodiversity.org/seinet/