Core Points - The article highlights the dangers of consuming unprocessed ginkgo fruit, commonly known as "white fruit," which can lead to poisoning if not handled properly [5][8][18] Summary by Sections Ginkgo Fruit Toxicity - Ginkgo fruit contains toxic components such as ginkgotoxin and cyanide, which can cause severe allergic reactions and poisoning [7][8] - The outer skin and flesh of the ginkgo fruit contain allergenic substances that can lead to contact dermatitis [7][8] - The embryo of the ginkgo fruit has the highest concentration of toxic substances, particularly in its green state [7][8] Consumption Guidelines - It is advised not to consume ginkgo fruit without proper processing, which includes removing toxic parts and thoroughly cooking the fruit [16][18] - Recommended cooking methods include boiling for at least 10 minutes before further preparation [16][18] - The suggested maximum consumption for adults is 10 fruits at a time, with pregnant women and infants advised to avoid it altogether [18] Emergency Response - In case of accidental exposure or ingestion, immediate actions include washing the affected area or inducing vomiting, followed by seeking medical attention [11][13][14][12]

Core Viewpoint - The article highlights the presence of toxic plants in public spaces, emphasizing the need for awareness and caution among the public, especially hikers, regarding plants like "断肠草" (Yángjiǎo ào) and others that can cause poisoning if ingested or improperly handled [1][3][9]. Group 1: Toxic Plants and Their Characteristics - "断肠草" (Yángjiǎo ào), also known as "羊角拗," is a common plant in the Lingnan region, with its fruit resembling a goat's horn. It has medicinal properties but is highly toxic, especially the seeds, and should not be touched or consumed [3][9]. - Other toxic plants mentioned include "夹竹桃" (Jiāzhútáo), which is widely used in landscaping but is entirely toxic, and "滴水观音" (Dīshuǐ Guānyīn), which can cause skin irritation and gastrointestinal issues if ingested [3][5]. - "海杧果" (Hǎi Mángguǒ) is another toxic plant found in parks, with its fruit being highly poisonous, leading to severe symptoms if consumed [7][9]. Group 2: Ecological Importance and Management - Despite their toxicity, these plants play significant ecological roles, such as stabilizing soil and providing habitat, which is crucial for maintaining biodiversity [9][10]. - Effective management strategies are suggested, including relocating highly toxic plants and using informative signage to educate the public about the risks associated with less toxic species [11]. - Community efforts, such as guided tours to educate the public about plant toxicity, are being implemented to promote safety while fostering an understanding of natural ecosystems [11][10].