4 articles
Ginkgo
Ginkgo (Ginkgo biloba, maidenhair tree, yinxing) is the sole living species of Ginkgoales, a Chinese living fossil tree, Endangered in the wild, with motile-sperm fertilization and leaf extract lacking proven health benefits.
Ginkgo biloba (银杏)
Ginkgo biloba (银杏), the maidenhair tree, sole living species of Ginkgoales: a living-fossil gymnosperm with fan-shaped dichotomously veined leaves, EGb 761 extracts, toxic MPN-containing seeds, and debated dementia evidence.
Ginkgoales
Ginkgoales, an order of gymnosperm seed plants including Ginkgo biloba, the only living species; fossil record from the Permian (~270 Ma), Late Triassic radiation, Jurassic-Early Cretaceous diversity, Laurasian origin, organ-reduction trend.
Ginkgotoxin
Ginkgotoxin (4′-O-methylpyridoxine, MPN) is a vitamin B6 antivitamin in Ginkgo biloba seeds; it inhibits pyridoxal kinase, lowers GABA, and causes vomiting and seizures treated with pyridoxine.