Carnegiea gigantea, Giant Saguaro

Southwest Desert Flora

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

Cirsium ochrocentrum, Yellowspine Thistle

Zeltnera arizonica, Arizona Centaury
(= Centaurium arizonicum)

Zeltnera arizonica, Arizona Centaury 
(= Centaurium arizonicum) Zeltnera arizonica, Arizona Centaury 
(= Centaurium arizonicum) Zeltnera arizonica, Arizona Centaury 
(= Centaurium arizonicum) Zeltnera arizonica, Arizona Centaury 
(= Centaurium arizonicum)Zeltnera arizonica, Arizona Centaury 
(= Centaurium arizonicum)

Scientific Name: Zeltnera (= Centaurium) arizonica
Common Name: Arizona Centaury
Also Called:
Family: Gentianaceae, Gentian Family
Synonyms: (Centaurium arizonicum, Centaurium calycosum var. arizonicum)
Status: Native
Duration:Annual or biennial.
Size: Up to 20 inches more or less.
Growth Form: Forb/herb;
Leaves: Green; basal, width of the leaves variable, oblanceolate or lanceolate.
Flower Color: Purple or rose-purple; corolla lobes variable, pedicels about 1 ½ inches.
Flowering Season: March to November and April to May in California.
Elevation: 150 to 6,000 feet.
Habitat Preferences: Along streams andmoist areas.
Recorded Range: Arizona Centaury is found thoughout the southwest United States in AZ, CA, NM, NV, TX, UT and possibly CO. Arizona Centaury is found throughout most of Arizona and in small populations in other states to which it is native.

U.S. Weed Information: No information available.
Invasive/Noxious Weed Information: No information available.
Wetland Indicator: No information available.
Threatened/Endangered Information: Extirpated in California. According to Jepson eFlora: Taxon page, for Zeltnera arizonica, in California there are no records for this species more recent than ± 1955.

North America & US County Distribution Map for Zeltnera (= Centaurium) arizonica.

Genus Information: The genus Zeltnera is not yet recoginized by the U.S.D.A. Natural Resources Conservation Service which uses the genus Centaurium. The U.S.D.A. Natural Resources Conservation Service lists 21 species in Centaurium throughout most of the United States and western and eastern Canada in British Columbia, Ontario and Quebec. There are 3 species in Centaurium listed for Arizona.

World-wide, The Plant List includes 31 accepted species names for the genus Centaurium.

World-wide, The Plant List includes 23 accepted species names for the genus Zeltnera.

Comments:

Date Profile Completed: 09/22/2015
References:
U.S. Dept. of Agriculture, Natural Resources Conservation Service on-line database and USGS ITIS search, as Centaurium arizonicum.
Arizona Flora, Kearney, Thomas H., Peebles, Robert H., 1960, University of California Press, Berkley and Los Angeles, California, as Centaurium calycosum.
James S. Pringle, 2013. Zeltnera, in Jepson Flora Project (eds.) Jepson eFlora,
http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=85881, accessed on Sep 21 2015
1993, The Jepson Manual, Citation: http://ucjeps.berkeley.edu/interchange/I_treat_indexes.html, as Centaurium calycosum. (accessed 09/21/2015)
The Plant List (2013). Version 1.1. Published on the Internet; http://www.theplantlist.org/ (accessed DATE).
http://www.theplantlist.org/1.1/browse/A/Gentianaceae/Zeltnera/
http://www.theplantlist.org/1.1/browse/A/Gentianaceae/Centaurium/
http://www.theplantlist.org/1.1/browse/A/Gentianaceae/
SEINet for synonyms, scientific names, recorded geographic locations and general information
http://swbiodiversity.org/seinet/.