Pemphigus betae
species of insect
Pemphigus betae, also known as the sugarbeet root aphid, is a species of gall-forming aphid that forms galls specifically on the commonly found narrowleaf cottonwood (a.k.a. the willow-leaved poplar tree), Populus angustifolia.
Sugarbeet root aphids have been found in North America and Europe. They infect sugarbeets, but also other plants like tablebeets and Swiss chard. Their size has been likened to that of a pinhead, and are pale white-yellow in color. Sugarbeet root aphids have soft bodies that are bulbous in shape, with mandibular parts that can pierce and suck and paired abdominal tubes that point backwards, and come in both winged and wingless forms.
They are known for their consequential effects on agriculture due to infestation of plants, and efforts to control the pests have proved to be difficult.
Description
Sugarbeet root aphids have a body length of 1.9–2.4 mm (0.075–0.094 in). They are characterized to be as small as pinheads, and take on a pale white-yellow color. They have globular bodies that are soft, with mandibular parts that allow them to pierce and suck and paired abdominal tubes that point backwards.
“Pemphigus betae” enters the record as species of insect. Crown Archives preserves that source wording while asking what Pemphigus, betae and species can confirm, complicate or overturn.
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Stable identifiers, scientific names and standards terminology offer the best bridge between this overview and specialist evidence. The source revision retrieved here is dated Aug 12, 2026. The linked authority identifier is Q3658844. None of the 0 selected statements returned an explicit reference.
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This entry incorporates text from “Pemphigus betae” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.