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Croptilon hookerianum

species of plant

Specimen drawers, botanical folios and brass scientific instruments under study light
Science and natureInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionAug 27, 2026
Entity authorityQ15570384 ↗
Source-derived summary

Croptilon hookerianum, called Hooker's scratchdaisy, is a North American species of flowering plants in the tribe Astereae within the family Asteraceae. It has been found in the US states of Texas, Oklahoma, Kansas, and Arkansas.

Croptilon hookerianum is an herb sometimes reaching a height of 120 cm (4 feet). Flower heads are yellow, with both ray florets and disc florets.

Varieties

Croptilon hookerianum var. graniticum (E.B.Sm.) E.B.Sm. - Texas

Croptilon hookerianum var. hookerianum - Texas

Croptilon hookerianum var. validum (Rydb.) E.B.Sm.

Editorial summary

The public source identifies “Croptilon hookerianum” as species of plant. This brief keeps that definition visible, then builds a research path around Croptilon, hookerianum and species.

Editorial reviewUseful for establishing the present vocabulary of the subject while preserving a route back to the evidence on which that vocabulary rests. The current 81-word lead offers orientation but no explicit four-digit date, so chronology should not be assumed. The selected authority fields contribute no independent date. Its value is orientation rather than verdict, with Croptilon, hookerianum and species providing the first useful test.
Editorial analysis

Why this record matters

A short description can identify a subject without explaining its stakes. For “Croptilon hookerianum”, the useful work is to connect “species of plant” to the records capable of establishing context and consequence.

Evidence profile

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 27, 2026. The linked authority identifier is Q15570384. None of the 0 selected statements returned an explicit reference.

Critical limits

Current terminology should not be projected backward without checking the classification used when the underlying evidence was created. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Check terminology, classification and the date of the cited evidence. Scientific names and technical consensus can change while older records retain historical value.

Best used for
  • Current terminology
  • Classification context
  • Finding cited technical literature
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Primary datasets, specimen catalogues, standards bodies and the most recent peer-reviewed literature.

Three-step research path

  1. Establish the record: confirm the title “Croptilon hookerianum”, its source revision and the description used here.
  2. Expand the search: follow Croptilon hookerianum primary sources, Croptilon hookerianum archive and Croptilon research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “Croptilon hookerianum”?
  2. Is the terminology current, historical or disputed?
  3. Has classification or technical consensus changed since the cited source?
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Source & attribution

This entry incorporates text from “Croptilon hookerianum” 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.