Treasures of Mt. Takao

Mt Takao is located at the borderline of warm-temperature zone and cool-temperature zone and various plants from both zones grow. There are a lot of naturally grown plants and their visitors can enjoy seasonal flowers. Over 1,500 kinds of plants are confirmed which is relevant to the number of kinds naturally grow in England. Also, over 60 kinds of plants are first found in Mt. Takao such as Takao Sumire (V. yezoensis f. discolor) and Takao Higodai (Saussurea sinuatoides).

Arisaema serratum
Arisaema serratum Araceae
Perennial herbs found in wet wood shades and grasslands from flatlands to mountains. Flower is inside of spathe that is the different form of bracts look like large tubular petals. The purple color with irregular patterns on spathe remind people of pit viper rising its head, hence the Japanese name Murasaki-mamushi-gusa literally meaning purple pit viper plants. Leaves are wavy edged and seven to fifteen grow from one petiole. The tip of spathe is about 7 to 12 cm long and curled to cover a tubular-shaped spathe. Plants with green spathe are called Kanto-mamushigusa (Arisaema serratum).

●Season  Early May to about Late May
●Height  about 30 cm to 1m
●Place  Kita-Takao
※Quotation from Mount Takao formula application
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