Phytophthora inflata
Encyclopedia
Phytophthora inflata is a plant pathogen. It was first identified in 1949 in Michigan
, USA causing a pit canker
on elm
trees. It was found in the UK in 1992 in the roots of Sambucus tenuifolium and Lilac (Syringa vulgaris), in 2003 it was found in a UK nursery infecting a Rhododendron ponticum. In the same year it was found in a nursery in Ohio
also infecting Rhododendron.
Michigan
Michigan is a U.S. state located in the Great Lakes Region of the United States of America. The name Michigan is the French form of the Ojibwa word mishigamaa, meaning "large water" or "large lake"....
, USA causing a pit canker
Canker
Canker and anthracnose are general terms for a large number of different plant diseases, characterised by broadly similar symptoms including the appearance of small areas of dead tissue, which grow slowly, often over a period of years. Some are of only minor consequence, but others are ultimately...
on elm
Elm
Elms are deciduous and semi-deciduous trees comprising the genus Ulmus in the plant family Ulmaceae. The dozens of species are found in temperate and tropical-montane regions of North America and Eurasia, ranging southward into Indonesia. Elms are components of many kinds of natural forests...
trees. It was found in the UK in 1992 in the roots of Sambucus tenuifolium and Lilac (Syringa vulgaris), in 2003 it was found in a UK nursery infecting a Rhododendron ponticum. In the same year it was found in a nursery in Ohio
Ohio
Ohio is a Midwestern state in the United States. The 34th largest state by area in the U.S.,it is the 7th‑most populous with over 11.5 million residents, containing several major American cities and seven metropolitan areas with populations of 500,000 or more.The state's capital is Columbus...
also infecting Rhododendron.