Deightoniella torulosa (Japanese Fungi on Plants)

Japanese Fungi on Plants No.29 before next top

Deightoniella torulosa (Syd.) Ellis
Classification: Deuteromycotina, Hyphomycetes

Collected from Musa balbisiana Colla in Okinawa main island, the most southern part of Japan. Known to cause black-tip of banana fruits and parasitize Musa, but the disease has not yet been reported in Japan. Usually grows on rotten fruits as a saprophyte. Disperses by scattering conidia. Teleomorph unknown.

Characteristics: Saprophyte, Plant pathogen

			Morphology: Teleomorph: Unknown Anamorph: Conidiophores brown, after producing conidia at the tips, proliferating successively, 6-10 um wide, swollen to 13-16 um at the portion of conidial formation. Conidia straight or slightly curved, olive brown to brown, obpyriform or obclavate, scar wide and darker, 35-150 x 13-25 um, with 3-13 pseudosepta.
Conidium and conidiophore	Conidium produced on a conidiophore

Herbarium specimen in NIAES None

(Described by Tsukiboshi, T., NIAES, Microbial Systemtics Lab., 2003)