“…Phytoplasmas are known to cause considerable losses in ornamentals including Celosia argentea (cockscomb) (Tanne et al., 2000), Tagetes patula and T. erecta (tagetes) (Kaminska et al., 1996; Loi et al., 1998; Wang and Hiruki, 2001), Asclepias curassavica (milkweed) (Griffiths et al., 1994), Gomphocarpus physocarpus (swan plant) (d'Aquilio et al., 2002), Limonium sinuatum (statice) (Kaminska et al., 1999; Shiomi et al., 1999) and Tanacetum partenium (Tanacetum) (Barros et al., 1998; Wang and Hiruki, 2001). However, little is known about phytoplasma diseases of ornamental plants in Iran.…”