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Research dossier · Science & Nature

Dierama erectum

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 revisionSep 21, 2025
Entity authorityQ15561537 ↗
Source-derived summary

Dierama erectum is a perennial geophyte that is part of the Iridaceae family. The species is endemic to South Africa. The species has a range of 4 325 km2 and occurs in northern KwaZulu-Natal between Ngome and Lüneberg. The species is threatened by overgrazing and uncontrolled veld fires.

Editorial summary

“Dierama erectum” enters the record as species of plant. Crown Archives preserves that source wording while asking what Dierama, erectum and species can confirm, complicate or overturn.

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 48-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 strongest next move is a source search built around Dierama, erectum and species.
Editorial analysis

Why this record matters

“Dierama erectum” is worth following because a concise public description often conceals a longer documentary argument. Here, Dierama, erectum and species provides the most credible route into that argument.

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 Sep 21, 2025. The linked authority identifier is Q15561537. None of the 0 selected statements returned an explicit reference.

Critical limits

Scientific names, classifications and consensus can change while older terminology persists in catalogues and historical literature. 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
Verify next

Primary datasets, specimen catalogues, standards bodies and the most recent peer-reviewed literature.

Three-step research path

  1. Establish the record: confirm the title “Dierama erectum”, its source revision and the description used here.
  2. Expand the search: follow Dierama erectum primary sources, Dierama erectum archive and Dierama 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 “Dierama erectum”?
  2. Has classification or technical consensus changed since the cited source?
  3. Which observation, specimen, dataset or publication supports the account?
Subject index

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Source & attribution

This entry incorporates text from “Dierama erectum” 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.