Cochemiea grahamii
{{Short description|Species of cactus}}
{{Speciesbox
| image = Mammilaria_grahamii.jpg
| image_caption =
| status = LC
| status_system = IUCN3.1
| status_ref =
| genus = Cochemiea
| species = grahamii
| authority = (Engelm.) Doweld
| synonyms = *Cactus grahamii (Engelm.) Kuntze
- Chilita grahamii (Engelm.) Orcutt
- Coryphantha grahamii (Engelm.) Rydb.
- Mammillaria grahamii Engelm.
- Mammillaria microcarpa subsp. grahamii (Engelm.) Mottram
- Mammillaria milleri var. grahamii (Engelm.) Neutel.
| synonyms_ref = {{Cite POWO |id=1020263 |title=Cochemiea grahamii (Engelm.) Doweld |access-date=17 January 2024}}
}}
Cochemiea grahamii is a species of cactus also known by the names Arizona fishhook cactus{{GBIF |ID=5384013 |taxon=Mammillaria grahamii Engelm. |access-date=2024-01-17}} and Graham's nipple cactus.{{cite web |title=PLANTS Profile for Mammillaria grahamii |url=https://plants.usda.gov/home/plantProfile?symbol=MAGR9 |access-date=17 April 2013 |work=USDA Plants Database |publisher=USDA}}
Description
Cochemiea grahamii grows either solitary or branching from the base, with thickened roots and hooked stems. Its spherical to short cylindrical light green shoots reach heights of {{cvt|7 to 20|cm}}, sometimes more, and have diameters of {{cvt|7.5 to 11|cm}}. The plant has cylindrical to egg-shaped, often square, warts that lack milky juice, with naked axillae. It has 1 to 4 central spines that are yellowish-brown to dark brown, measuring {{cvt|1.2 to 2.5|cm}} long, with the longest usually being hooked. There are also 20 to 35 straight, needle-like marginal spines, white to light brown or reddish, {{cvt|0.6 to 1.2|cm}} long.
This cactus has flowers pink or lavender in April and May. The flowers range from lavender-pink to reddish purple, sometimes white, and are {{cvt|2 to 4.5|cm}} in diameter. The almost spherical, red fruits are {{cvt|1.2 to 2.5|cm}} long and contain black seeds.{{cite book | last=Anderson | first=Edward F. | title=Das große Kakteen-Lexikon | publisher=Ulmer | publication-place=Stuttgart (Hohenheim) | date=2011 | isbn=978-3-8001-5964-2 | language=de | page=383}}
Distribution
Cochemiea grahamii is found in Arizona, California, New Mexico, and Texas in the United States,{{cite web |title=Mammillaria grahamii |url=http://www.wildflower.org/plants/result.php?id_plant=MAGR9 |work=Lady Bird Johnson Wildflower Center |access-date=17 April 2013}} and in Sonora, Sinaloa, and Chihuahua in Mexico at elevations of 200 to 1800 meters growing in dry habitat of gravel or grassland, desert mountains, sandy or rocky canyons, washes and plains on igneous or limestone substrate. Plants are found growing among Larrea tridentata or in grasslands.{{cite web | title=Cochemiea grahamii | website=LLIFLE | date=2013-08-04 | url=https://www.llifle.com/Encyclopedia/CACTI/Family/Cactaceae/9194/Cochemiea_grahamii | ref={{sfnref | LLIFLE | 2013}} | access-date=2024-05-25}}{{Creative Commons text attribution notice|cc=bysa3|from this source=yes}}
File:Mammillaria grahamii (9397478134).jpg|Plant growing near Saguaro National Park
File:Mammillaria grahamii - Flickr - aspidoscelis.jpg|Plant growing in Luna County, New Mexico
Taxonomy
Originally described as Mammillaria grahamii by George Engelmann in 1856, the specific epithet honors American topographer Colonel James Duncan Graham (1799–1865), who led the scientific corps surveying the US-Mexico border.{{cite web | last=Arts | first=American Academy of | title=Proceedings of the American Academy of Arts and Sciences | publisher=Metcalf and Co | volume=v. 3 (1852-1857) | date=1852 | issn=0199-9818 | url=https://www.biodiversitylibrary.org/page/3100857 | access-date=2024-05-25}} Alexander Borissovitch Doweld reclassified the species to the genus Cochemiea in 2000.
References
{{Reflist}}
External links
- {{Commons category-inline|Cochemiea grahamii|Cochemiea grahamii}}
- {{Wikispecies-inline|Cochemiea grahamii|Cochemiea grahamii}}
- [http://www.calflora.org/cgi-bin/species_query.cgi?where-taxon=Mammillaria+grahamii Calflora Database: Mammillaria grahamii]
{{Taxonbar|from1=Q93343678|from2=Q288931}}
Category:Cacti of the United States
Category:Flora of the California desert regions
Category:Flora of the Chihuahuan Desert
Category:Flora of the Sonoran Deserts
Category:Flora of Baja California
Category:Natural history of the Colorado Desert