Carnegiea gigantea, Giant Saguaro

Southwest Desert Flora

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

Cirsium ochrocentrum, Yellowspine Thistle

Cryptantha ganderi, Gander's Cryptantha

Gander's Cryptantha has small flowers with white corolla and a tiny pale yellow center; flowers are few to clustered on plants. Cryptantha ganderi Gander's Cryptantha is named in honor of Frank Forest Gander (1899-1976); American botanist and zoologist in San Diego, California. Cryptantha ganderiGander's Cryptantha has green leaves, linear to narrowly lanceolate with hairy bristles, some bulbous at the base. Cryptantha ganderi Gander's Cryptantha is a rare plant native to parts of AZ and CA. The plants bloom from January to May and grow at elevations from 500 to 1.200 feet. Cryptantha ganderi

Scientific Name: Cryptantha ganderi
Common Name: Gander's Cryptantha
Also Called:
Family: Boraginaceae, Forget-Me-Not Family
Synonyms: ()
Status: Native
Duration: Annual
Size: Up to 15 inches more or less (4-15").
Growth Form: Forb/herb; Plants stout, branching generally throughout, spreading, strigose,
Leaves: Green; up to 1.5 inches, linear to narrow-lanceolate; hairy bristles spreading, some bulbous at the base.
Flower Color: White, corolla mostly white with a pale yellow center; flowers are few or small clusters on plants, flowers ascending; calyx tube restricted above, sepals free, linear-oblong, tips erect to spreading; fruit a lanceolate nutlet
Flowering Season: January to May.
Elevation: 500 to 1,200 feet.

Habitat Preferences: Sandy open areas, silty fine sand, creosote bush communities.

Recorded Range: Cryptantha ganderi is rare in the United States where it is found only in CA and AZ. In CA it is found in the Borrego Valley area and in AZ in the Yuma area. It is also native to northwestern Mexico.

North America & US County Distribution Map for Cryptantha ganderi.

U.S. Weed Information: No information available.
Invasive/Noxious Weed Information: No information available.
Wetland Indicator: No information available.

Threatened/Endangered Information: In North America Cryptantha ganderi is listed as Rare Plant Rank: 1B.1; Rare, threatened, or endangered in California and elsewhere; .1: Seriously endangered in California. This species is known in CA from approximately five occurrences. Seriously threatened by development and vehicles.

Genus Information: In North America there are 117 species and 142 accepted taxa overall for Cryptantha. World wide, The Plant List includes 179 accepted species names and includes a further 142 infraspecific rank for the genus.

In the Southwestern United States: Arizona has 37 species of Cryptantha, California has 59 species, Nevada has 45 species, New Mexico has 24 species, Texas has 15 species, Utah has 56 species. All data is approximate and subject to taxonomic changes.

Comments: Gander's Cryptantha is a small bristly species of Cryptantha that is listed as rare, either threatened or endangered in California. In Arizona it is limited in distribution the dry sandy areas of the southwest corner of the state (Yuma County).

In Southwest Desert Flora also see Narrowstem Cryptantha, Cryptantha gracilis, Redroot Cryptantha, Cryptantha micrantha and Wingnut Cryptantha, Cryptantha pterocarya.

Gander's Cryptantha is named in honor of Frank Forest Gander (1899-1976); American botanist and zoologist in San Diego, California.

Members of the genus Cryptantha are collectively referred to as Cat’s Eyes or Popcorn Flowers.

Date Profile Completed: 02/13/2017, updated format 10/11/2017
U.S. Dept. of Agriculture, Natural Resources Conservation Service on-line database and USGS ITIS search - (accessed 02/05/2017)
The Plant List (2013). Version 1.1. Published on the Internet; (accessed 02/05/2017).
Ronald B. Kelley, Michael G. Simpson & Kristen E. Hasenstab-Lehman; Jepson Online Interchange; eFlora Treatment (accessed 02/05/2017)
The Jepson Desert Manual; 2002; Baldwin, Bruce G., et. al.; The Jepson Desert Manual: Vascular Plants of Southeastern California; p.199; Univ. of California Press, Berkeley and Los Angeles, California
California Native Plant Society (CNPS) Rare and Endangered Plant Inventory (accessed 02/05/2017)
SEINet synonyms, scientific names, geographic locations, general information - (accessed 02/05/2017).
Frank F. Gander; JSTOR Global Plants