Core Viewpoint - The article highlights the growing trend of "autumn picking" activities in Chengdu, Sichuan, where citizens and tourists engage in collecting fallen leaves and fruits while enjoying the autumn scenery. It emphasizes the importance of awareness regarding the potential risks associated with certain plants during these activities [1][3][30]. Group 1: Autumn Picking Activities - "Autumn picking" has become a popular way for people to connect with nature and enjoy the beauty of the season in Chengdu [1][3]. - Visitors to the Chengdu Botanical Garden participate in activities such as collecting leaves and taking photos of the autumn landscape [3][5]. - Children are also involved in these activities, learning about nature under the guidance of parents and teachers [5][9]. Group 2: Plant Safety and Risks - The article discusses the distinction between edible and non-edible "red beans," highlighting that the "red beans" collected are from a protected species and are not safe to eat [11][13]. - Experts warn about the toxic nature of certain plants, such as the "red bean tree" and "acacia seeds," which can cause severe health issues if ingested [15][17]. - The article also addresses the risks associated with collecting ginkgo fruits, which contain toxic substances and should be handled with caution [22][26]. Group 3: Health Precautions - Medical professionals advise against consuming certain plants without proper knowledge and preparation, emphasizing the importance of cooking ginkgo fruits to avoid toxicity [28][30]. - Recommendations include washing hands after outdoor activities to prevent the transfer of harmful substances and adhering to guidelines for safe "autumn picking" [33][35]. - The article suggests three principles for safe collecting: do not pick or damage plants, avoid consuming unknown plants, and focus on diverse collection rather than excessive picking of one type [35].