Astrophytum is a popular genus of star-shaped cacti native to North America, renowned for their distinctive ribbed, often speckled bodies and stunning, showy flowers. These low-maintenance plants are valued for their unique, symmetrical appearance and resilience, making them ideal for collectors and beginners alike. An interesting fact is that many species in this genus feature a surface covered with fine, velvety or speckled textures, adding to their captivating charm.