RESULTS

(6)

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DISEASE: Phytoplasma disease

HOST: Armeria

Phytoplasma-infected armeria (left and right) compared with healthy plant (center).

Phytoplasma disease | Armeria

DISEASE: Phytoplasma disease

HOST: Armeria (Armeria maritima)

PATHOGEN: 'Candidatus Phytoplasma' sp.

PATHOGEN SYNONYM: Phytoplasma (undefined)

SOURCE: R. Raabe

DISEASE: Phytoplasma disease

HOST: Daffodil

Phytoplasma disease of daffodil. Healthy (right).

Phytoplasma disease | Daffodil

DISEASE: Phytoplasma disease

HOST: Daffodil (Narcissus pseudonarcissus)

PATHOGEN: 'Candidatus Phytoplasma' sp.

PATHOGEN SYNONYM: Phytoplasma (undefined)

SOURCE: R. Raabe

DISEASE: Phytoplasma disease

HOST: Gayfeather

Gayfeather with phyllody of flowers.

Phytoplasma disease | Gayfeather

DISEASE: Phytoplasma disease

HOST: Gayfeather (Liatris sp.)

PATHOGEN: 'Candidatus Phytoplasma asteris'

PATHOGEN SYNONYM: Phytoplasma Aster yellows group

SOURCE: R. Raabe

DISEASE: Phytoplasma disease

HOST: Stock

The disease causes malformation and arrested development of flowers.

Phytoplasma disease | Stock

DISEASE: Phytoplasma disease

HOST: Stock (Matthiola incana)

PATHOGEN: 'Candidatus Phytoplasma' sp.

PATHOGEN SYNONYM: Phytoplasma (undefined)

SOURCE: R. Raabe

DISEASE: Rice yellow dwarf

HOST: Rice

Stunted and chlorotic plant with profuse tillering.

Rice yellow dwarf | Rice

DISEASE: Rice yellow dwarf

HOST: Rice (Oryza sativa)

PATHOGEN: 'Candidatus Phytoplasma oryzae'

PATHOGEN SYNONYM: Phytoplasma Rice yellow dwarf group

SOURCE: B. Raju, M. Davis

DISEASE: Western wetwood

HOST: Elm

Spokelike, discolored extensions that expanded into sapwood, following an injection with a fungicide. The causal agent is not known but symptoms are associated with bacteria and yeast.

Western wetwood | Elm

DISEASE: Western wetwood

HOST: Elm (Ulmus americana)

PATHOGEN: Causal agent unknown

SOURCE: W. Sinclair