Environmental history of the Sonoran Desert / Thomas R. Van Devender -- Phytogeography of the columnar cacti (tribe Pachycereeae) in Mexico: a cladistic approach / Patricia Dávila-Aranda ... [et al.] ...

Biologists continue to debate the genealogy of the cactus family, even differing by a factor of 10 about how many different genera there are. A study based on new genome sequences of four columnar ...

The saguaro cacti around my museum home look like they are celebrating! Flowers and fruits ring their crowns and the tips of their arms. Soon after the white flowers close, the bright red, open fruits ...

It's a remarkable sight: a tiny, rocky island, no more than three square kilometers in size, absolutely packed with large columnar cacti. Located in the Gulf of Mexico, Isla San Pedro Mártir (pictured ...

AbstractPlant-pollinator interactions are great model systems to investigate mutualistic relationships. We compared pollinator effectiveness between facultative and obligate nectar-feeding bats to ...

In southern Arizona the columnar cactus, Lophocereus schottii, inhabits desert riparian environments. Reproduction in this part of its range is predominantly asexual and occurs by either the dispersal ...

They unfurl in the darkness, great white trumpets as long as my forearm, opening into a blossom the diameter of a regulation softball. It is a one-day event that spans the dawn when pollinators feed ...

Visitors to Mexico and the U.S. Southwest can't help but stand in awe of the solitary and majestic saguaro, the towering clusters of the organ pipe cactus and Baja's cardón, the appropriately named ...