16SrII phytoplasma group

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witches' broom symptoms on a lime tree (Citrus aurantifolia) in France (click on image to enlarge it)
Author(s): J.M. Bové, INRA Centre de Recherches de Bordeaux
Source: IPM Images

16SrII phytoplasma group - (peanut witches'-broom phytoplasma group)

The phytoplasmas of this group are related to the peanut witches'-broom phytoplasma, based on their 16S rRNA structure. The members of the group have a wide distribution and infect a variety of plants such as legumes, vegetables, fruit trees and root crops. They cause various malformation symptoms like phyllody, witches’-broom and little leaf. Transmission by leafhoppers has been reported.

Names used for phytoplasmas belonging to this group:
Australian tomato big bud phytoplasma (16SrII-D)
cactus witches' broom phytoplasma
Chinese pigeon pea witches'-broom phytoplasma
cocky apple witches'-broom phytoplasma
Crotalaria saltiana phyllody phytoplasma (16SrII-C)
faba bean phyllody phytoplasma (16SrII-C)
gerbera phyllody phytoplasma
Italian alfalfa witches'-broom phytoplasma
papaya yellow crinkle phytoplasma
peanut witches'-broom phytoplasma (16SrII-A)
pigeon pea little leaf phytoplasma
soybean phyllody phytoplasma (16SrII-C)
sweet potato little leaf phytoplasma (16SrII-D)
sweet potato witches'-broom phytoplasma

The phytoplasmas are currently entered under this group: