Euphorbia Echinus Cactus: A desert plant thriving in Morocco's southern mountains, providing bees with nectar for premium, high-quality honey and high price

euphorbiaceae family latex drug climate biodiversity diversity ecosystem pollen making drought resinifera flanaganii virosa echinus oursin echinusin dicotyledonous inflorescences polymorphic genus succulent herbaceous medicinal arid ecology habitats hotspot botanical spines environments flora ecological importance euphorbia species floral production nutrition ecosystems pollinators prickly sustainable thorny pollinated rich resistant adapted temperate