Trisetacus juniperinus (Nalepa, 1911)
on Juniperus
Juniperus communis (from Houard, 1908a)
gall
Shoot tip gall. The final internodes are strongly shortened and the upper needles are swollen and widened at their base. The result is a globular gall. Also lower on the shoot a number of needles may basally swollen. In cypress trees the young shoots are swollen, excessively branching; the terminal buds are killed.
host plants
Cupressaceae, oligophagous
Cupressus sempervirens; Juniperus communis, procumbens; Platyladus (Thuja) orientalis.
synonyms
Trisetacus quadrisetus juniperinus.
notes
Redfern & Shirley (2011a) refer to a species: Trisetacus disjunctus de Lillo & Amrine 2002, with identical galls. I have found no information about this species.
references
Buhr (1964b), Farkas (1965a), Hellrigl (2003a, 2006a), HHouard (1908a), Jočić & Petanović (2012a), Kiedrowicz, Lewandowski & Skoracka (2016a), Lewandowski, Skoracka, Szydło ao (2014a), Nuzzaci & Monaco (1977a), Redfern & Shirley (2011a), Ripka (2007a), Ripka & de Lillo (1997a), Roques, Markalas, Raoux ao (1999a), Roskam (2009a), Skoracka, Lewandowski & Boczek (2005a), Tomasi (2014a), Vaněčková-Skuhravá (1996a), Xue, Sadeghi & Hong (2009a).