Name: Phytophthora infestans Mont. de Bary
Most Confident Observations:
Copyright © 2007 W.E. Fry
Version: 1

First person to use this name on MO: Gia-Phong Vu

Observations of:

this name (1)

this taxon, other names (0)

this taxon, any name (1)

other taxa, this taxon proposed (0)

any taxon, this name proposed (1)


Rank: Species

Status: Accepted

Name: Phytophthora infestans

ICN Identifier: missing

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Author: Mont. de Bary

Citation: Phytophthora infestans (Mont.) de Bary, Trattato di knologia Ed. Sansoni Firenze 12: 240 (1876)

Brief Description: [See More | Edit]

Phytophthora infestans is the most famous species under the genus Phytophthora. It was well-known for causing an outbreak of potato blight or late blight in potato. The species is fungal-like Protist that belongs to the order Peronosporales (Class Oomycetes) which produces only one oospore when an oognium fused with antheridium.
Phytophthora infestans is unique because it has sporangiophores that are sympodially branched and and are of indeterminate growth. Sporangia has lemon-shaped and paillate. Sporangia are borne from the terminaal of sporangiophore tips.
Phytophthora infestans produces secondary zoospores that have two different flagellas: tinsel and whiplash.
The following image is taken from Wikipedia

The image of sporangiaphore and sporangia as well as the lifecycle of Phytophthora infestans are taken from APSNet Education Center

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