How does the brittle bush adapt to survive in desert?

Brittle bush (Encelia farinosa) exhibits several remarkable adaptations that enable its survival in the harsh desert environment:

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  1. Drought tolerance: Brittle bush has a deep and extensive root system that can reach water sources deep within the soil. Additionally, its small leaves and waxy coating reduce water loss through transpiration.
  2. Reflectance: The leaves of the brittle bush are covered with tiny hairs that reflect sunlight, reducing the amount of heat absorbed and preventing overheating.
  3. Temperature tolerance: Brittle bush can withstand extreme temperature fluctuations, from scorching daytime heat to freezing nighttime temperatures.
  4. Nutrient uptake: It has the ability to absorb nutrients from the nutrient-poor desert soil.
  5. Defense mechanisms: Brittle bush produces compounds that make its leaves unpalatable to herbivores, reducing the risk of being eaten.
  6. Dispersal: Brittle bush produces seeds with structures that aid in wind dispersal, ensuring the spread of its offspring to suitable habitats.
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By combining these adaptations, the brittle bush is well-equipped to thrive in the challenging desert environment, demonstrating the resilience and adaptability of life in extreme conditions.