Holotype:
JAPAN, Tokyo, Ome-shi, Mount Takamizu, 24 Sep. 1939, holotype TNS-F-181530.
Habitat:
Leaf litter, soil.
Host:
Cicadas (Hemiptera).
Description:
Stromata emerge from the ventral side of prothorax and abdomen of adult body of host, simple and sometimes slightly curved, 20–25 mm in length, yellow to dark yellow. Stroma cylindrical, 10–15 × 1.5 mm, smooth or slightly scabrous. Fertile part cream to light brown, cylindrical to clavate, 6–12 × 1.8–2.5 mm. Perithecia immersed, ovoid, dark brown, oblique in orientation to the stroma, 500–650 × 200–290 μm, with protruding ostioles. Asci filiform, 300–450 × 4–5 μm. Ascospores filiform, whole, 280–400 × 1–2 μm. Synnema arising from the host with a short gray stipe, 2–5 mm long, with swollen creamish tips. Conidiogenous structures at the tip at first white turning powdery grayish purple due to heavy sporulation. Phialides bottle-shaped, smooth-walled and hyaline, 6–8 × 2 μm, with long tapering necks. Conidia fusiform to ellipsoidal, 2–4 × 1–1.5 μm.
Culture characteristics:
Colonies on PDA attaining a diam of 10 mm in 7 d, first grey changing into cream-purple, reverse dark green.
Reference:
Ban S, Azuma Y, Sato H, et al. (2015). Isaria takamizusanensis is the anamorph of Cordyceps ryogamimontana, warranting a new combination, Purpureocillium takamizusanense comb. nov. International journal of systematic and evolutionary microbiology 65: 2459–2465.
DOI: https://doi.org/10.1099/ijs.0.000284Species |
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