We acknowledge the herbaria that contributed data to this work: BRI, AD, FURB, IAC, IPA, MBML, MO, NY, AAU, B, CANB, CICY, CP, DAV, DNA, E, F, FLAS, FTG, G, K, HO, HUSA, ICN, LAGU, UESC, MA, MBM, UCS, ICESI, MEL, JCT, MNHN, CNS, NE, NSW, P, SI, S, TAIF, UFMA, US, USP, WU.

@ARTICLE{Enquist_undated-aw, 
title  = "Botanical big data shows that plant diversity in the New World is driven by climatic-linked differences in evolutionary rates and   biotic exclusion", 
author = "Enquist, B J and Sandel, B and Boyle, B and Svenning, J-C and McGill, B J and Donoghue, J C and Hinchliff, C E and Jorgensen, P M and Kraft, N J B and Marcuse-Kubitza, A and Merow, C and Morueta-Holme, N and Peet, R K and Schildhauer, M and Spencer, N and Regetz, J and Simova, I and Smith, S A and Thiers, B and Violle, C and Wiser, S K and Andelman, S and Casler, N and Condit, R and Dolins, S and Guaderrama, D and Maitner, B S and Narro, M L and Ott, J E and Phillips, O and Sloat, L L and ter   Steege, H"}
@article{peet2012vegetation,
  
title={Vegetation-plot database of the Carolina Vegetation Survey},
  
author={Peet, Robert K and Lee, Michael T and Boyle, M Forbes and Wentworth, Thomas R and Schafale, Michael P and Weakley, Alan S},
  
journal={Biodiversity and Ecology},
  volume={4},
  pages={243--253},
  
year={2012}
}
@ARTICLE{Peet2012-qw,
 
title = "{VegBank}: a permanent, open-access archive for vegetation plot
 data",
 
author = "Peet, Robert K and Lee, Michael T and Jennings, Michael D and
 Faber-Langendoen, Don",
 
journal = "Biodivers. Ecol.",
 volume = 4,
 pages = "233--241",
 
year = 2012
}
GBIF.org (17 May 2018) GBIF Occurrence Download https://doi.org/10.15468/dl.yubndf

We acknowledge the herbaria that contributed data to this work: FCO, UNEX, BRI, AD, WOLL, KUN, TRH, BRIT, MO, NCU, NY, TEX, AK, AKPM, AMNH, GH, B, BAB, BC, BCN, BG, SEV, BOUM, CANB, CAS, CBM, CHR, COA, COFC, CS, DAV, DNA, E, F, FLAS, FR, G, GMNHJ, K, GZU, HO, HSS, HUAL, HYO, IAC, ICEL, ICN, ABH, NAS, INM, ISKW, GAT, UCSB, SD, JYV, TOYA, MPN, USF, KMN, KPM, KSTC, IBK, KU, IEA, GMDRC, LD, LTB, MGC, LSU, LBG, CDBI, DBG, HSC, MELU, NZFRI, MA, MBK, MBM, UCSC, OBI, FULD, MEL, HIB, BABY, YAMA, SCFS, SBBG, PAMP, MNHM, MNHN, SDSU, MSC, SFV, CNS, JEPS, VIT, MUB, NE, NMNL, NSW, O, CHSC, CDA, OSA, OSC, PE, POM, TROM, RSA, S, SALA, SVG, TAI, TAIF, TKPM, UAM, UC, UCR, UME, UNM, UPNA, US, VAL, WII, WELT, WU, PERTH.