1. The TNRS: a Taxonomic Name Resolution Service for Plants Naim Matasci (nmatasci@iplantcollaborative.org) The iPlant Collaborative iEvoBio 2011 Jun 21-22, 2011

2. What is iPlant?

3. Discovery Environment http://www.iplantcollaborative.org/discovery-environment-preview-access

4. 4

6. Taxonomic uncertainty 1.Non-existent names Misspellings Contamination Annotations Morphospecies Digitization issues (frame shifts, character encoding)Lexical variants (digitization conventions) 2.Synonymy Nomenclatural synonyms Taxonomic synonyms / concepts 3.Misidentifications, incomplete identifications

7. a) Centaurium curvistamineum (Wittr.) Abrams (1951) b) Centaurium minimum (Howell) Piper (1915) c) Centaurium muhlenbergii (Griseb.) Wight ex Piper (1906) d) Centaurium muhlenbergii (Griseb.) Wight ex Piper forma albiflorum (Suksd.) St. John (1937) e) Centaurium muhlenbergii (Griseb.) Wight ex Piper var. albiflorum Suksd. (1927) f) Centaurodes muhlenbergii (Griseb.) Kuntze (1891) g) Erythraea curvistaminea Wittr. (1886) h) Erythraea minima Howell (1901) i) Erythraea muhlenbergii Griseb. (1839) Image: Gordon Leppig & Andrea J. Pickart

8. How to figure that out? …or ask around at My-Plant.org

9. Makemake at de.wikipedia

10. Non-existent names: Herbarium specimens *New World plant specimens, 34 herbaria, simple match against IPNI and TROPICOS, excluding authors Total specimens:1.1 million Unique species names:53,052 Published names (legitimate & illegitimate):44,532 Misspelled names:9371 (18%) Specimens with misspelled names:101,237 (9%)

11. Hans Hillewaert

13. Taxonomic Name Resolution Service Computer assisted standardization of plant names Corrects spelling errors and alternative spellings to a standard list of names Convert out-of-date names to currently accepted names

17. Availability Source code (3-clause BSD) http://github.com/iPlantCollaborativeOpenSource/TNRS Web + API instructions http://tnrs.iplantcollaborative.org

22. Availability Source code (3-clause BSD) http://github.com/iPlantCollaborativeOpenSource/TNRS Web + API instructions http://tnrs.iplantcollaborative.org Questions, suggestions, collaborations nmatasci@iplantcollaborative.org