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Below you find a list of all papers I have (co-)authored. Papers are ordered by year, newest ones on top. You can download a pdf of the paper by clicking on the journal if they are not published open access.

 

h-index ISI Web of Knowledge: 15

h-index Google citations: 19 [includes works not indexed by ISI Web of Knowledge such as book chapters]

 

34.  Wubs, E.R.J., Fraaije, R.G.A., de Groot, G.A., Erkens, R.H.J., Garssen, A.G., Kleyheeg, E., Raven, B.M. & Soons, M.B. (2016). Going against the flow: a case for upstream dispersal and detection of uncommon dispersal events. Freshwater Biology 61 (5), 580–595.

 

33.  Maas, P.J.M., Westra, L.Y.T., Arias Guerrero, S., Lobão, A.Q., Scharf, U., Zamora, N.A. & Erkens, R.H.J. (2015). Confronting a morphological nightmare: revision of the Neotropical genus Guatteria (Annonaceae). Blumea 60 (1-3): 1-219.

 

32. Erkens, R.H.J. (2015). The less-splendid isolation of the South American continent. Frontiers of Biogeography 7: 89-90.

 

31. Erkens, R.H.J., L.W. Chatrou, T. Chaowasku, L. Y.Th. Westra, J.W. Maas & P.J.M. Maas (2014). 

A decade of uncertainty: Resolving the phylogenetic position of Diclinanona (Annonaceae), including taxonomic notes and a key to the species. Taxon  63 (6): 1244-1252. Electronic supplement (Diclinanona revision).

 

30. Guerrero, S.A., D.S. Sanchez, P.J.M. Maas & R.H.J. Erkens (2014). Guatteria darienensis (Annonaceae), a new species from Panama and Colombia. Phytotaxa 173 (2): 149-156.

 

29. Staats, M., R.H.J. Erkens, v.d. Vossenberg, J.J. Wieringa,, K. Kraaijeveld, B. Stielow, J. Geml, J.E. Richardson, & F.T. Bakker (2013). Genomic treasure troves: complete genome sequencing of herbarium and insect museum specimens. PLoS ONE 8: e69189.

 

28.  Erkens, R.H.J. 2013. On why we should teach biogeography and the need for a biogeography compendium. Frontiers of Biogeography 5: 84-87.

 

27. Bystriakova N., M. Peregrym, R.H.J.Erkens, O.Bezsmertna, and H. Schneider (2012). Sampling bias in geographic and environmental space and its effect on the predictive power of species distribution models. Systematics and Biodiversity 10(3): 305-315.

 

25. Chatrou L.W., M.D. Pirie, R.H.J. Erkens, T.L.P. Couvreur, K.M. Neubig, J.R. Abbott, J.B. Mols, J.W. Maas, R.M.K. Saunders and M.W. Chase (2012). A new subfamilial and tribal classification of the pantropical flowering plant family Annonaceae informed by molecular phylogenetics. Botanical Journal of the Linnean Society 169(1): 5-40.

 

24. Erkens R.H.J., E.A. Mennega and L.Y.Th. Westra (2012). A concise bibliographic overview of Annonaceae. Botanical Journal of the Linnean Society 169(1): 41-73.

 

23. Erkens R.H.J., L.W. Chatrou and T.L.P. Couvreur (2012). Radiations and key innovations in an early branching angiosperm lineage (Annonaceae; Magnoliales). Botanical Journal of the Linnean Society 169(1): 117-134.

 

22. Chatrou L.W., R.H.J. Erkens, J.E. Richardson, R.M.K. Saunders and M.F. Fay (2012). The natural history of Annonaceae. Botanical Journal of the Linnean Society 169(1): 1-4.

 

21. de Groot G.A., B. Verduyn, E.R.J. Wubs and R.H.J. Erkens, H.J. During (2012). Inter-and intraspecific variation in fern mating systems after long-distance colonization: the importance of selfing. BMC Plant Biology 12(1): 3.

 

20. de Groot G.A., H.J. During, S.W. Ansell, H. Schneider, P. Bremer, E.R.J. Wubs, J.W. Maas, H. Korpelainen and R.H.J. Erkens (2012) Diverse spore rains and limited local exchange shape fern genetic diversity in a recently created habitat colonized by long-distance dispersal. Annals of Botany 109(5): 965-978.

 

19. Couvreur, T.L.P., M.D. Pirie, L.W. Chatrou, R.M.K. Saunders, Y. Su, J.E. Richardson, and R.H.J. Erkens (2011). Early evolutionary history of the flowering plant family Annonaceae: steady diversification and boreotropical geodispersal. Journal of Biogeography 38: 664-680.

 

18. Erkens, R.H.J. (2011). What every chemist should know about plant names. Natural Product Reports 28: 11-14.

 

17. de Groot, G.A., H.J. During, J.W. Maas, H. Schneider, J.C. Vogel and R.H.J. Erkens (2011). Use of rbcL and trnL-F as a two-locus DNA barcode for identification of NW-European ferns: an ecological perspective. PLoS One 6: e16371.

 

16. de Groot, G.A., H. Korpelainen, E.R.J. Wubs and R.H.J. Erkens (2011). Isolation of polymorphic microsatellite markers and tests of cross-amplification in four widespread European calcicole ferns. American Journal of Botany 98: e319-e322.

 

15. Maas, P.J.M., L.Y.T. Westra, H. Rainer, A.Q. Lobão and R.H.J. Erkens (2011). An updated index to genera, species, and infraspecific taxa of Neotropical Annonaceae. Nordic Journal of Botany 29: 257-356.

 

14. Mota de Oliveira S, A. Temme, R.H.J. Erkens, H. ter Steege. (2011) Dispersal and connectivity of populations of Cheililejeunea rigidula (Lejeuneaceae) in Amazonian forests: a pilot study. Boletim do Instituto de Botânica 2011, 21:133-139.

 

13. Erkens, R.H.J., J.W. Maas and T.L.P. Couvreur (2009) From Africa via Europe to South America: migrational route of a species rich genus of Neotropical lowland rain forest trees (Guatteria; Annonaceae). Journal of Biogeography 36: 2338-2352.

 

12. Erkens, R.H.J., L.Y.T. Westra and P.J.M. Maas (2008). Increasing diversity in the species-rich genus Guatteria (Annonaceae). Blumea 53(3): 467-514.

 

11. Erkens, R.H.J. and P.J.M. Maas (2008). The Guatteria group disentangled: sinking Guatteriopsis, Guatteriella, and Heteropetalum into Guatteria. Rodriguésia 59(2): 401-406.

 

10. Erkens, R.H.J., H. Cross, J.W. Maas, K. Hoenselaar and L.W. Chatrou(2008). Age and greenness of herbarium specimens as predictor for successful extraction and amplification of DNA. Blumea 53(2): 407-428.

 

9. Couvreur, T.L.P., J.E. Richardson, M.S.M. Sosef, R.H.J. Erkens and L.W. Chatrou(2008). Evolution of syncarpy and other morphological characters in African Annonaceae: a posterior mapping approach. Mol. Phyl. Evol. 47(1): 302-318.

 

8. Erkens, R.H.J. and P. Baas(2008). Utrecht: rise and fall of a great herbarium. Taxon 57(3): 1024-1026.

 

7. de Groot, G.A., R.H.J. Erkens and H.J. During(2008). WODAN: de invloed van verspreidings- en vestigingsmogelijkheden op het ontstaan van biodiversiteit. Gorteria 33: 59-60.

 

6. Erkens, R.H.J., L.W. Chatrou, J.W. Maas, T. van der Niet and V. Savolainen (2007). A rapid diversification of rainforest trees (Guatteria; Annonaceae) following dispersal from Central into South America. Mol. Phyl. Evol. 44(1): 399-411.

 

5. Erkens, R.H.J., L.W. Chatrou, J. Koek-Noorman, J.W. Maas and P.J.M. Maas(2007). Classification of a large and widespread genus of Neotropical trees, Guatteria (Annonaceae) and its three satellite genera Guatteriella, Guatteriopsis and Heteropetalum. Taxon 56(3): 757-774.

 

4. Erkens, R.H.J., P.J.M. Maas, L.W. Chatrou, G.E. Schatz and N. Zamora (2006). Seven taxonomic discoveries in Annonaceae from southeastern Central America. Blumea 51(2): 199-220.

 

3. Pirie, M.D., L.W. Chatrou, J.B. Mols, R.H.J. Erkens and J. Oosterhof (2006). 'Andean-centred' genera in the short-branch clade of Annonaceae: Testing biogeographic hypotheses using phylogeny reconstruction and molecular dating. J. Biogeogr. 33(1): 31-46.

 

2. Pirie, M.D., L.W. Chatrou, R.H.J. Erkens, J.W. Maas, T. Van der Niet, J.B. Mols and J.E. Richardson (2005). Phylogeny reconstruction and molecular dating in four Neotropical genera of Annonaceae: the effect of taxon sampling in age estimations. Plant species-level systematics: new perspectives on pattern and process. F. T. Bakker, L. W. Chatrou, B. Gravendeel and P. B. Pelser. Liechtenstein, Regnum Vegetabile 143, A. R. G. Gantner Verlag: 149-174.

 

1. Richardson, J.E., L.W. Chatrou, J.B. Mols, R.H.J. Erkens and M.D. Pirie (2004). Historical biogeography of two cosmopolitan families of flowering plants: Annonaceae and Rhamnaceae. Phil. Trans. R. Soc. Lond. B 359(1450): 1495-1508.