Pieris taiwanensis Hayata is a species of the genus Rhododendron. The alias is Taiwanese Elm and Taiwanese Guimu. It is an evergreen shrub with a main growing environment on the sunny slope. There are ten kinds of plants in the world, and there is only one species in Taiwan. It is a small number of native species of Taiwan that have been distributed from low altitude to more than 3,000 meters. The flowering period is from March to June.
The leaves are leathery, the whole needle is inverted, the leaves are green, the young leaves are pink or red, and the leaves are clumped. The flower is about one centimeter long and is a white petal with a semi-expanded lantern-like shape and a large inflorescence.
Taiwan's horse drunk wood is poisonous, and the horse will faint like a drunk, so call it.