Echinocereus santaritensis
From Wikipedia, the free encyclopedia
| Echinocereus santaritensis | |
|---|---|
 | |
| Scarlet hedgehog cactus | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Caryophyllales |
| Family: | Cactaceae |
| Subfamily: | Cactoideae |
| Genus: | Echinocereus |
| Species: | E. santaritensis |
| Binomial name | |
| Echinocereus santaritensis W.Blum & Rutow 1998 | |
| Synonyms | |
| |
Echinocereus santaritensis is a species of cactus native to Mexico and the United States.[2]
Subspecies
Echinocereus santaritensis is a multistem columnar cactus that branches from the base. The cylindrical stems are 30 cm (12 in) long and have a diameter of 5.5 cm (2.2 in). There are nine to ten clearly blunt ribs, which are densely spiny with areoles 1 cm (0.39 in) apart. There are up to ten yellow to gray radial spines and three to four central spines that are 2.5 to 4 cm (0.98 to 1.57 in). The tubular-funnel-shaped flowers are bisexual, red-orange, 5 to 11 cm (2.0 to 4.3 in) long and 3 to 4 cm (1.2 to 1.6 in) diameter with a long 5 cm (2.0 in) style. Chromosome count is 2n=44[3]
This species is distinguished by its perfect flowers, 5 cm long styles, and areoles with hairs.[4]
Accepted subspecies:[5]
| Image | Subspecies | Distribution |
|---|---|---|
 | E. s. subsp. bacanorensis (W.Rischer & Trocha) W.Rischer & D.Felix | Mexico (Sonora, Chihuahua) |
 | E. s. subsp. santaritensis | Arizona to New Mexico and Mexico (Sonora, Chihuahua) |
Distribution
This species is found growing on rocky slopes and outcrops in southern Arizona in the Little Ajo Mountains and Tucson Mountains, New Mexico and Mexico in Sonora and Chihuahua above 1070 meters growing along Juniperus arizonica and Vauquelinia californica.[4]
Echinocereus santaritensis bacanorensis in Sahuaripa, Son., México
Echinocereus santaritensis in Swift Trail Junction, Arizona
Echinocereus santaritensis in Rio Rico, Arizona
