Name and publication
Phytophthora aysenensis M. Zapata, M.C. Asenjo & M. Gut. 2020
Zapata M, Asenjo MC, Gutiérrez M. 2020. Phytophthora aysenensis. Fungal Planet 1103. Persoonia 44: 139 in Crous et al. Fungal Planet description sheets 1042–1111. Persoonia 44: 301–459.
name refers to the Aysén Region of Chile where this species was collected
Type: CHILE, Aysén, on collar rot and stem of Aristotelia chilensis (Elaeocarpaceae), 26 Sept. 2016, M. González, holotype RGM 2753
Ex-type: culture CCCT 19.159
Sequences for ex-type in original manuscript: ITS MN557838, cox2 MN557841, NAD9 MN557842, RSP10 MN557843, β-tubulin MN557840, LSU MN557839
Position in ITS phylogenetic tree
Colonies and cardinal temperatures
Colony morphology cottony with no pattern on CA.
Conditions for growth and sporulation
Sporangia were papillate, persistent and predominantly ovoid in shape. Sporangia averaged 47 x 31 µm (overall range 26–74 x 20–47 µm). Sporangiophores loose sympodia. Hyphal swellings absent. Chlamydospores absent.
Most typical characters
Additional specimen(s) evaluated
CHILE, Aysén, on collar rot and stem of Aristotelia chilensis (Elaeocarpaceae), 26 Sept. 2016, M. González, RGM 2816
Hosts and distribution
Substrate: root and collar
Disease note: root and collar rot of Aristotelia chilensis
Host: Aristotelia chilensis
Additional references and links
Fact sheet author
Treena Burgess, Ph.D., Phytophthora Science and Management, Harry Butler Institute, Murdoch University