Tag Archives: gall

Beggarticks Stem Dwellers

Last August, on one of my visits to Nantucket for my survey of gall-making and leaf-mining insects on the island, I spotted a conspicuous gall that was new to me, in a beggarticks (Asteraceae: Bidens) stem. I broke off the stem … Continue reading

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Eupelmids

Last August on Nantucket I collected some yellow galls on the midribs of dwarf chinquapin oak (Quercus prinoides) leaves.  They are unlike any that I have found before or since, and I have found no references to them in literature, … Continue reading

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Goldenrod Rosette Galls, Part 3

Last August I mentioned I was heading off to do some work in Maine and that I might bump into some more of the seaside goldenrod rosette galls that were only known from a single example I had collected on … Continue reading

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Flies from a Goldenrod Leaf

As part of my survey of gall-making and leaf-mining species of Nantucket last summer, I collected a number of Elliott’s goldenrod (Solidago latissimifolia) leaves with mines like this one: Beginning three days later, agromyzid flies emerged from these mines over … Continue reading

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Big, Beautiful Parasitoids

As illustrated by my last post, I’ve resumed working my way through sorting my old photos and have now made it up to this past April.  On April 18, a wasp emerged from a small “oak apple” gall I had … Continue reading

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Overwintering Oak Galls

Last October I spotted a couple of tiny, pearl-like cynipid wasp galls on the underside of a fallen white oak (Quercus alba) leaf. I stuck the leaf in a plastic bag to see if anything would emerge in the spring. … Continue reading

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Midges from Desert Blooms

Well, I’ve just finished the fifth of the ten reports I have to submit by the end of the year, so I suppose I can afford to pause for a moment and fill you in on some breaking news in … Continue reading

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Gall Wasp Parasitoid

Greetings from sunny Davis, California!  Although I’m on a quest for leaf-mining insects, it’s hard not to get distracted by the diversity of bizarre cynipid wasp galls on the various oaks around here.  Today I got to see a torymid … Continue reading

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Graminoids & Galls

Last week while conducting a natural resource inventory on Swan’s Island, off the coast of Maine, I got to explore a nice big bog. It had no pitcher plants or leatherleaf, which are plants I normally think of as being … Continue reading

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Goldenrod Rosette Galls, Part 2

On September 8 last year, while conducting a survey of galls and leaf mines of Nantucket, Noah Charney, Sydne Record, and I came across this rosette gall on seaside goldenrod (Solidago sempervirens) at the west end of the island: As … Continue reading

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