Theodor Loesener

German botanist (1865–1941)
Person human Q4273076
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Theodor Loesener

Summary

Theodor Loesener is a human[1]. His place of birth was Berlin[2]. He was born on November 23, 1865[3]. He passed away in Steglitz[4]. He died on June 2, 1941[5]. He worked as a botanist[6], independent scholar[7], botanical collector[8], and scientific collector[9]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (21 views/month, #7,300 of 1,000,298).[10]

Key Facts

  • Theodor Loesener's place of birth was Berlin[2].
  • Theodor Loesener died in Steglitz[4].
  • Theodor Loesener was born on November 23, 1865[3].
  • Theodor Loesener died on June 2, 1941[5].
  • Theodor Loesener held citizenship in Kingdom of Prussia[11].
  • Theodor Loesener held citizenship in German Reich[12].
  • Theodor Loesener worked as a botanist[6].
  • Theodor Loesener worked as an independent scholar[7].
  • Theodor Loesener worked as a botanical collector[8].
  • Theodor Loesener's professions included scientific collector[9].
  • Among Theodor Loesener's employers was Botanic Garden and Botanical Museum Berlin[13].
  • Theodor Loesener's education included a stint at Frederick William University Berlin[14].
  • Theodor Loesener's doctoral advisor was Ignatz Urban[15].
  • Theodor Loesener was a member of German Academy of Sciences Leopoldina[16].
  • Theodor Loesener is recorded as male[17].
  • Theodor Loesener's instance of is recorded as human[18].
  • Theodor Loesener's family name is recorded as Loesener[19].
  • Theodor Loesener's given name is recorded as Ludwig[20].
  • Theodor Loesener's given name is recorded as Eduard[21].
  • Theodor Loesener's given name is recorded as Theodor[22].
  • Theodor Loesener's languages spoken, written or signed is recorded as German[23].
  • Theodor Loesener's Commons Creator page is recorded as Theodor Loesener[24].
  • Theodor Loesener's short name is recorded as {'lang': 'de', 'text': 'Theodor Loesener'}[25].
  • Theodor Loesener's collection items at is recorded as Botanic Garden and Botanical Museum Berlin[26].
  • Theodor Loesener's collection items at is recorded as Harvard University Herbaria[27].

Body

Origins and Family

Theodor Loesener's place of birth was Berlin[2]. He was born on November 23, 1865[3].

Education

Theodor Loesener's education included a stint at Frederick William University Berlin[14]. His doctoral advisor was Ignatz Urban[15].

Career and Affiliations

Recorded occupations include botanist[6], independent scholar[7], botanical collector[8], and scientific collector[9]. Theodor Loesener was employed by Botanic Garden and Botanical Museum Berlin[13].

Death and Burial

Theodor Loesener died on June 2, 1941[5]. He passed away in Steglitz[4].

Why It Matters

Theodor Loesener ranks in the top 0.73% of human entities by monthly Wikipedia readership (21 views/month, #7,300 of 1,000,298).[10] He has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[28] He is known by 26 alternative names across languages and contexts.[29]

FAQs

Where was Theodor Loesener born?

Born in Berlin[2], Theodor Loesener…

Where did Theodor Loesener die?

Theodor Loesener died in Steglitz[4].

What did Theodor Loesener do for work?

Theodor Loesener worked as botanist[6], independent scholar[7], botanical collector[8], and scientific collector[9].

Where did Theodor Loesener go to school?

Theodor Loesener was educated at Frederick William University Berlin[14].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [17] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  4. [11] ↑ . wikidata.org.
  5. [12] ↑ . wikidata.org.
  6. [18] ↑ . wikidata.org.
  7. [14] ↑ . wikidata.org.
  8. [6] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  9. [7] ↑ . wikidata.org.
  10. [8] ↑ . Bionomia. Retrieved . bionomia.net. Provenance: wikidata.org.
  11. [9] ↑ . Bionomia. wikidata.org.
  12. [13] ↑ . doi.org. doi.org. Provenance: wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [3] ↑ . wikidata.org.
  16. [5] ↑ . wikidata.org.
  17. [19] ↑ . International Plant Names Index. wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . Bionomia. Retrieved . herbarium.bgbm.org. Provenance: wikidata.org.
  25. [27] ↑ . Bionomia. bionomia.net. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [10] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Theodor Loesener. Retrieved October 9, 2026, from https://4ort.xyz/entity/theodor-loesener
MLA “Theodor Loesener.” 4ort.xyz Knowledge Graph, 4ort.xyz, 9 Oct. 2026, https://4ort.xyz/entity/theodor-loesener.
BibTeX @misc{4ortxyz_theodor-loesener_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Theodor Loesener}}, year = {2026}, url = {https://4ort.xyz/entity/theodor-loesener}, note = {Accessed: 2026-10-09}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Theodor Loesener — https://4ort.xyz/entity/theodor-loesener (retrieved 2026-10-09)

Canonical URL: https://4ort.xyz/entity/theodor-loesener · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 4d ago · HorstKMahler · 2026-10-06 view diff on Wikidata ↗
    Image → Theodor Loesener (1865–1941).jpg
    Wikipedia languages → ['arz', 'de', 'en', 'es', 'fr', 'pt', 'ru', 'species', 'sv', 'uk']
    Claims rich → —
    "/* wbsetclaim-create:2||1 */ [[Property:P18]]: Theodor Loesener (1865–1941).jpg"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.