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  7. ›Scabious subfamily
  8. ›Knautia
  9. ›Trichera
Field Scabious
Plate 1 of 11. (c) Stella Mielke, some rights reserved (CC BY-NC), uploaded by Stella Mielke · via iNaturalist

Field Scabious

Knautia arvensis

Knautia arvensis, commonly known as field scabious, is a herbaceous perennial species of flowering plant in the honeysuckle family Caprifoliaceae.

Continue reading on Wikipedia

From the article Knautia arvensis on Wikipedia (CC BY-SA), quoted section by section

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Description

It is a perennial plant that grows between 25 and 100 cm (9.8 and 39.4 in). It prefers grassy places and dry soils, avoiding heavy soils, and flowers between May and August. The flowers are borne on inflorescences in the form of heads; each head contains many small florets. The head is flatter than in similar species, such as devil's bit scabious (Succisa pratensis) and small scabious (Scabiosa columbaria). There are 4 stamens in each floret, and 1 notched long stigma. The fruit is nut like, cylindrical and hairy, 5–6 mm (0.20–0.24 in) in size. It has a tap root. The stem has long stiff hairs angled downwards. The leaves form a basal rosette, are paired on the stem, the lowest typically 300 mm (12 in) long, spear shaped, whereas the upper are smaller. There are no stipules.

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Range & habitat

Commonly found on roadsides and field margins, and in meadows, it is particularly abundant where there is chalk bedrock.

Wikipedia: “Habitat”

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What it does

It is occasionally used by the marsh fritillary as a foodplant instead of its usual foodplant of devils bit scabious (Succisa pratensis). It is also the foodplant of the narrow-bordered bee hawk-moth (Hemaris tityus).

Wikipedia: “Ecology”

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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In the stacks

Searching the stacks…

Every page naming Knautia arvensis in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 129115.