Pythium vexans
damping off
Pythium complectens, Phytopythium vexans, Pythium allantocladon, Pythium ascophallon, Pythium piperinum, Ovatisporangium vexans, Pythium euthyphyphon, Pythium polycladon
Africa, Asia, Europe, Guatemala, Caribbean, Fiji, Papua New Guinea, Samoa, Solomon Islands, Argentina, Brazil, Venezuela, Chile, South Korea, New Zealand, Canada
HI, OK, CA, NC, MD, VA, DE, PA, NJ, WA, TN, LA, WI, IA
2023-08-21 16:48:58
fungus
Korea
Wide host range
PYTHVE
Primarily affecting seedlings and roots and is transmitted mainly through infested soil. Seed is not known to be a pathway for any host. Zoospores of this fungus can swim in open water for a short distance. This pathogen has been reported in S. Korea. Korea lists this pathogen as Phytopythium vexans
15 Known Hosts
Citrullus lanatus
watermelon
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Solanum lycopersicum
tomato
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Spinacia oleracea
spinach
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Allium cepa
onion
No
PYTHVE-1,PYTHVE-3,PYTHVE-4
Seed is not known to be a pathway for any host.
Pythium vexans In: Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc.
Richardson MJ, 1990. An Annotated List of Seed-borne Disease. International Seed Testing Association, Zurich, Switzerland
International Seed Federation Regulated Pest List Database. www.pestlist.worldseed.org. Nyon, switzerland
Cucumis sativus
cucumber
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Capsicum annuum
pepper
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Medicago sativa
alfalfa
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Phaseolus vulgaris
common bean
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Pisum sativum
pea
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Saccharum offcinarum
sugarcane
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Solanum melongena
eggplant
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Vicia faba
faba bean
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Brassica oleracea vars.
caulflower, brussel sprout, broccoli, cabbage
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
Zea mays
corn
No
PYTHVE-1,PYTHVE-2,PYTHVE-3
Seed is not known to be a pathway for any host.
Pythium vexans In: Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc.
McGee, DC. 1988. Maize Diseases: A reference Source for Seed Technologists. APS Press, St. Paul, MN USA. 150 pp.
Richardson MJ, 1990. An Annotated List of Seed-borne Disease. International Seed Testing Association, Zurich, Switzerland
Triticum aestivum
wheat
No
PYTHVE-1,PYTHVE-3
Seed is not known to be a pathway for any host.
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