Taxonomic Studies in Tephrosia in Northern Western Australia Final
Total Page:16
File Type:pdf, Size:1020Kb
Taxonomic studies in Tephrosia Pers. (Fabaceae) in northern Western Australia Final Report for Rio Tinto Pty Ltd – MesaA Terrestrial Offset Project Ryonen Butcher, Stephen van Leeuwen and Kevin Thiele Western Australian Herbarium, Department of Parks and Wildlife 8th May 2017 Table of contents ...................................................................................... i–ii Tables and Figures ............................................................................... iii–iv Executive summary ................................................................................................ v–viii Background and scope of project ................................................................................ 1 Need for the study ............................................................................................. 1 The study............................................................................................................ 2 Research focus areas ......................................................................................... 7 The Pilbara .............................................................................................. 7 Tephrosia supina ..................................................................................... 9 Tephrosia clementii ............................................................................... 13 Tephrosia rosea ..................................................................................... 14 Conservation taxa and continuous assessments ........................................... 17 Identification tools .......................................................................................... 18 Status update ................................................................................................... 21 Future directions ............................................................................................. 22 Summary of taxonomic and nomenclatural changes ............................................... 24 Taxonomy .... ............................................................................................................... 30 Methods and explanatory notes ..................................................................... 30 Descriptive information for re-circumscribed taxa ..................................... 35 Tephrosia clementii Skan ...................................................................... 35 Tephrosia sphaerospora F.Muell. ......................................................... 36 Tephrosia supina Domin ....................................................................... 38 Descriptive information for phrase-named infrataxa ................................. 39 Tephrosia rosea Benth. ......................................................................... 39 var. Fortescue Creeks (M.I.H. Brooker 2186) ....................................... 43 var. Napier Range (C.R. Dunlop 7760 & B.K. Simon) ......................... 44 var. Port Hedland (A.S. George 1114) .................................................. 45 Descriptive information for phrase-named taxa .......................................... 46 Tephrosia sp. B Kimberley Flora (C.A. Gardner 7300) ........................ 46 Tephrosia sp. Bungaroo Creek (M.E. Trudgen 11601) ......................... 49 Tephrosia sp. C Kimberley Flora (K.F. Kenneally 5599) ..................... 51 Tephrosia sp. Carnarvon (J.H. Ross 2681) ........................................... 53 i Tephrosia sp. Central (P.K. Latz 17037) .............................................. 56 Tephrosia sp. clay soils (S. van Leeuwen et al. PBS 0273) .................. 58 Tephrosia sp. D Kimberley Flora (R.D. Royce 1848) .......................... 61 Tephrosia sp. deserts (J.R. Maconochie 1403) ..................................... 63 Tephrosia sp. Dunes (J.R. Maconochie 938) ........................................ 65 Tephrosia sp. E Kimberley Flora (C.A. Gardner 9937) ........................ 68 Tephrosia sp. F Kimberley Flora (B.R. Maslin 5139) .......................... 70 Tephrosia sp. Fortescue (A.A. Mitchell 606)........................................ 72 Tephrosia sp. G Kimberley Flora (G.J. Keighery 4828) ....................... 75 Tephrosia sp. Kennedy Range (J.S. Beard 4392) ................................. 76 Tephrosia sp. Kununurra (T. Handasyde TH00 250) ............................ 79 Tephrosia sp. Magazine Hill (P. Jones 365) ......................................... 81 Tephrosia sp. Mistake Creek (A.C. Beauglehole 54424) ..................... 83 Tephrosia sp. Newman (A.A. Mitchell PRP 29)................................... 85 Tephrosia sp. North West Cape (G. Marsh 81)..................................... 87 Tephrosia sp. Northern (K.F. Kenneally 11950) .................................. 89 Tephrosia sp. NW Eremaean (S. van Leeuwen et al. PBS 0356) ......... 91 Tephrosia sp. Pentecost River (I. Cowie 4168) .................................... 93 Tephrosia sp. Saw Ranges (D. Kabay s.n. PERTH 06720544) ............ 95 Tephrosia sp. sparse pinnae (C.R. Michel 2202) .................................. 97 Tephrosia sp. Willowra (G.M. Chippendale 4809) ............................... 99 Tephrosia sp. Yampi (A.N. Start per R.L. Barrett RLB 2291) ........... 101 Acknowledgements ................................................................................................... 104 References .... ............................................................................................................. 105 Glossary of taxonomic terms and symbols in the report ....................................... 108 Appendix 1. Characters (and codes) in the morphometric analysis ........................... 112 ii Tables and Figures Table 1. Summary of reconciled informal synonymies between herbaria ..................... 5 Table 2. Tephrosia in the Eremaean vs Northern Botanical Provinces (WA) ............... 6 Figure 1. Map of Pilbara Region Biological Survey Tephrosia collections .................. 7 Table 3. Pilbara Region Biological Survey Tephrosia identifications ........................... 8 Figure 2. Ordination and classification of orange-flowered T. supina segregates ....... 11 Table 4. Spotting features for orange-flowered T. supina segregate taxa .................... 12 Figure 3. Distribution map of orange-flowered T. supina segregate taxa .................... 13 Table 5. Spotting features for T. clementii–T. sphaerospora complex taxa ................ 16 Table 6. Summary of T. rosea collections at PERTH .................................................. 17 Table 7. Summary of conservation taxa and changes to listing ................................... 18 Table 8. Summary of images held for Pilbara and Gascoyne Tephrosia taxa ............. 20 Table 9. Summary of name changes on the WA vascular plant census ....................... 29 Figure 4. Comparative leaf morphology and parts of the leaf in Tephrosia ................ 32 Figure 5. Tephrosia clementii ...................................................................................... 36 Figure 6. Tephrosia sphaerospora ............................................................................... 37 Figure 7. Tephrosia supina .......................................................................................... 39 Figure 8. Tephrosia rosea var. clementii ..................................................................... 41 Figure 9. Tephrosia rosea var. Fortescue Creeks ........................................................ 43 Figure 10. Tephrosia rosea var. Port Hedland ............................................................. 45 Figure 11. Tephrosia sp. B Kimberley Flora ............................................................... 48 Figure 12. Tephrosia sp. Bungaroo Creek ................................................................... 50 Figure 13. Tephrosia sp. C Kimberley Flora ............................................................... 52 Figure 14. ‘Typical’ Tephrosia sp. Carnarvon ............................................................. 54 Figure 15. ‘Typical’ Tephrosia sp. Onslow ................................................................. 55 Figure 16. Tephrosia sp. Central .................................................................................. 58 Figure 17. Tephrosia sp. clay soils .............................................................................. 60 Figure 18. Tephrosia sp. D Kimberley Flora ............................................................... 62 Figure 19. Tephrosia sp. deserts .................................................................................. 64 Figure 20. Tephrosia sp. Dunes ................................................................................... 67 Figure 21. Tephrosia sp. E Kimberley Flora ............................................................... 70 Figure 22. Tephrosia sp. F Kimberley Flora ................................................................ 72 iii Figure 23. Tephrosia sp. Fortescue .............................................................................. 74 Figure 24. Tephrosia sp. Kennedy Range .................................................................... 78 Figure 25. Tephrosia phaeosperma ............................................................................. 80 Figure 26. Tephrosia sp. Mistake Creek ...................................................................... 84 Figure 17. Tephrosia sp. Newman ..............................................................................