7021179213_69eeb15577
Photo © Franco Folini some rights reserved
Marin Headlands State Park (Google, OSM)
37.8243077922, -122.5080953725
open

Description

Gall on Arroyo willow (Salix lasiolepis)
This gall is induced by a sawfly (Pontania californica syn. Pontania pacifica)
Bonita Cove, Marin Headlands State Park
Marin County, CA

Mar. 27, 2012 09:13:10 -0700
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Comments & Identifications

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Willow Apple Gall Sawfly - Photo (c) Franco Folini, some rights reserved (CC BY-SA)
folini's ID: Willow Apple Gall Sawfly (Pontania californica)
Posted by folini about 1 year ago (Flag)
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Posted by sea-kangaroo 11 months ago (Flag)
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Identification Summary

Willow Apple Gall Sawfly - Photo (c) Franco Folini, some rights reserved (CC BY-SA)
folini's ID: Willow Apple Gall Sawfly (Pontania californica)

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Data Quality Assessment

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Observation © Franco Folini
Cc-by-sa_small some rights reserved

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