Timothy Andrew Hammer

Timothy A. Hammer
Born	1984 (age 40–41) United States
Education	Ph.D.
Scientific career
Fields	Botany, Taxonomy, Systematics
Institutions	State Herbarium of South Australia, University of Adelaide
Author abbrev. (botany)	T.Hammer

Timothy Andrew Hammer is an Australian botanist and plant taxonomist at the University of Adelaide and State Herbarium of South Australia. ^[1] He was awarded a PhD from the University of Western Australia in 2019, completing a thesis on the taxonomy and systematics of Ptilotus and related genera in Amaranthaceae. ^{[2] [3] [4] [5]} In addition to Ptilotus, he has published taxonomic revisions and new species for the very diverse genus Hibbertia in the family Dilleniaceae, ^[6] and he has authored the Flora of Australia treatments of Dilleniaceae, including the genera Dillenia , Hibbertia and Tetracera ^[7] . In 2021, Tim Hammer and Kevin Thiele submitted proposals to amend the International Code of Nomenclature for algae, fungi, and plants to allow the rejection of offensive scientific names. ^{[8] [9] [10]}

Some taxa authored by T.Hammer

• Hibbertia advena T.Hammer & Toelken
• Hibbertia archeri T.Hammer & K.R.Thiele
• Hibbertia elachophylla K.R.Thiele & T.Hammer
• Hibbertia fulva T.Hammer
• Hibbertia hapalophylla K.R.Thiele & T.Hammer
• Hibbertia hesperia T.Hammer
• Hibbertia micrantha K.R.Thiele & T.Hammer
• Hibbertia pendula T.Hammer
• Hibbertia remanens K.R.Thiele & T.Hammer
• Hibbertia scopulicola T.Hammer
• Hibbertia triquetra T.Hammer
• Paraerva T.Hammer
• Ptilotus actinocladus T.Hammer & R.W.Davis
• Ptilotus benlii R.W.Davis & T.Hammer
• Ptilotus clivicola R.W.Davis & T.Hammer
• Ptilotus crinitus T.Hammer & R.W.Davis
• Ptilotus davisii T.Hammer
• Ptilotus falcatus R.W.Davis & T.Hammer
• Ptilotus modestus T.Hammer
• Ptilotus ostentans T.Hammer & R.W.Davis
• Ptilotus psilorhachis T.Hammer & R.W.Davis
• Ptilotus xerophilus T.Hammer & R.W.Davis
• Ptilotus yapukaratja R.W.Davis & T.Hammer
• Swainsona katjarra R.W.Davis & T.Hammer
• Swainsona picta R.W.Davis & T.Hammer
• Wadithamnus T.Hammer & R.W.Davis

References

1. "Timothy Hammer". Researcher Profiles. University of Adelaide. Retrieved 13 November 2025.
2. "Scholarships bring the brighest to WA unis". The West Australian. 31 May 2015. Retrieved 13 November 2025.
3. "Andrew and Nicola Forrest build a centre for excellence that breaks the mould". Australian Financial Review. Retrieved 13 November 2025.
4. "First Forrest Scholar part of WA 'brain gain' - Forrest Research Foundation". 24 June 2019. Retrieved 13 November 2025.
5. Hammer, Tim (2019). Mulling over the mulla mullas: taxonomy and evolution of the Australian genus Ptilotus and relatives in the aervoid clade (Amaranthaceae). doi:10.26182/5dc4fc8ec60e3.
6. Hammer, Timothy A.; Biffin, Ed; van Dijk, Kor-jent; Thiele, Kevin R.; Waycott, Michelle (14 April 2025). Puente-Lelievre, Caroline (ed.). "A framework phylogeny of the diverse guinea-flowers (Hibbertia, Dilleniaceae) using high-throughput sequence data". Australian Systematic Botany. 38 (2). doi:10.1071/SB24009. ISSN   1030-1887.
7. Atlas of Living Australia. "Profile". profiles.ala.org.au. Archived from the original on 27 March 2025. Retrieved 20 November 2025.
8. "Meet Hitler's beetle — the species going extinct because of its name". ABC News. 15 December 2021. Retrieved 13 November 2025.
9. Hammer, Timothy A.; Thiele, Kevin R. (2021). "(119–122) Proposals to amend Articles 51 and 56 and Division III, to allow the rejection of culturally offensive and inappropriate names". TAXON. 70 (6): 1392–1394. doi:10.1002/tax.12620. ISSN   1996-8175.
10. "When Species Names Are Offensive, Should They Be Changed?". Yale E360. Retrieved 13 November 2025.
11. International Plant Names Index. T.Hammer.