That is when he spotted what resembled a spineless, dull-colored rock sitting alone in the desert, blending so well into the landscape that it could have been overlooked with a single step. The plant ...

Aztekium and Strombocactus, monotypic genera of Mexican cacti, have been considered to be congeneric. Studies in the field and laboratory dealt with habitat, distribution, flowers, fruits, outer cell ...

Cacti species are plants that are well adapted to growing in arid and semiarid regions where the main problem is water availability. Cacti have developed a series of adaptations to cope with water ...