The red-pea gall or red currant gall develops as a chemically induced distortion arising from the underside of the mid-rib of a vein on Quercus species...

quercusfolii Cherry oak gall cut open to reveal wasp larva Cherry oak gall wasp adult Red-pea gall (Cynips divisa) on pedunculate oak Cola-nut galls (Andricus lignicola)...

Gall Wasp Callirhytis seminator Wool Sower . Coffeikokkos copeyensis Cynips conspicuus Fuzzy-Gall Wasp Cynips divisa Red-Pea Gall or Red Currant Gall...

Alder tongue gall Cola-nut gall Eriophyes tiliae Gall Oak apple Oak marble gall Oak artichoke gall Pineapple gall Red-pea gall Rose bedeguar gall Turkey oak...

Cynips conspicua – fuzzy gall wasp Cynips cornifex Cynips disticha Cynips divisa – red-pea gall Cynips douglasii – spined turbaned gall wasp Cynips fusca Cynips...

cause no measurable harm. Gall Gall wasp Knopper gall Oak apple Oak marble gall Pineapple gall Red-pea gall Rose bedeguar gall Darlington, Arnold (1975)...

the host plant. It is pea-sized and has a narrow attachment to the leaves of downy willow (Salix lapponum) or its hybrids. The gall is found in northern...

and two different forms can be found. One is the size of a pea, green, red, or green and red, hard, with a slightly wrinkled surface, and is found on the...

Wiliwili (Erythrina sandwicensis) is a species of tree in the pea family, Fabaceae, that is endemic to the Hawaiian Islands. It is the only species of...

green-brown swellings about the size of a pea. Galls do not produce spores until the second spring. However, mature galls usually are present every year. This...