2014); and (d) the weddellite in a giant cactus, saguaro (Carnegiea gigantea
), which is transformed into calcite over 10-20 years after the death of the cactus and its collapse onto the soil surface of the Sonoran Desert (Garvie 2006).
spinolae), se le considera como la plaga primaria en el cultivo de nopal Opuntia ficus-indica (L.) Miller (Rodriguez et al., 2012) en Mexico, ademas, se ha reportado en varias especies de cactaceas: Carnegiea gigantea
(Engelm.) Britton & Rose, Cereus sp., Cylindropuntia sp., Ferocactus sp., Hylocereus spp., Selenicereus hamatus (Scheidw.) Britton & Rose, Stenocereus spp., asi como en Asparagaceas (Agave spp.) (Vaurie, 1967; Anderson, 2002; Ramirez et al., 2011; Romo & Morrone, 2012; Bravo et al., 2014; Lopez et al., 2016a).
In the desert Southwest, Joshua trees (Yucca brevifolia) in Joshua Tree National Park, California, and saguaro (Carnegiea gigantea
) in Saguaro National Park, Arizona, are threatened by nonnative grasses introduced by humans, increasing prevalence of wildfire, and climate change.
The Carnegiea gigantea
served as our state representative even before we became a state, when a crested specimen plucked from the Sonoran sand anchored a Southwestern exhibit at the 1893 World's Fair.
Bowers JE, Pierson EA (2001) Implications of seed siza for seedling survival in Carnegiea gigantea
and Ferocactus wislizeni (cactaceae).
Plant facilitation in extreme environments: the non-random distribution of saguaro cacti (Carnegiea gigantea
) under their nurse associates and the relationship to nurse architecture.
In that review, in which interesting trends between demography and life-form emerged, only one cactus, Carnegiea gigantea
, was included.
[= Carnegiea gigantea
(Engelm.) Britton & Rose]} from freezing temperatures in the winter (Nobel, 1980), while sheltered snow gum (Eucalyptus pauciflora Sieber ex Spreng.) seedlings had higher photosynthetic rates and lost less leaf area during winter than exposed seedlings (Egerton et al., 2000).
Springtime in southern Arizona brings the spectacular blooming of the saguaro cactus (Carnegiea gigantea
) to the Sonoran Desert.
The saguaro (Carnegiea gigantea
[Engelm.] Britton & Rose) is a prominent, long-lived, columnar cactus of the Sonoran Desert, occurring throughout much of southern Arizona, USA, and western Sonora, Mexico (Turner et al.