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Gallmaker:
Gnorimoschema gallæsolidaginis
Tree type:
Solidago sp.
Illustration of Gnorimoschema gallæsolidaginis "Elliptical goldenrod gall".

Gall maker: Gnorimoschema gallæsolidaginis, a moth caterpillar (seen in cross-section). (Order Lepidoptera, Family Gelechiidae).

Shape and Size: Stem gall. Elongate, vaguely "spindle shaped." Size observed by this author at 2.5cm in length

Location: On stems of goldenrod (Solidago sp.) plants, summer.

Color: Color is the same as the overall stem structure.

Stem galls similar to the Elliptical goldenrod gall may occur as a result of infestation from other species of Lepidoptera.

Click for Full Size Image
Source: Felt, P. E. Plant Galls and Gall Makers.
Jodhpur, India: Agrobios, 2001.
p 316, 321, 322 (Figure 312)