UPRRPUniversity of Puerto Rico Rio Piedras (San Juan, Puerto Rico)
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The situation at the university is very tense," says Alex Betancourt-Serrano, chair of the Department of Political Science at UPRRP.
Acknowledgements We thank the staff at the following herbaria for facilitating specimens: K, S,U, MO, NY, HUH, UPR, C1CY, FLAS, BM, US, MU, MEXU, G, IJ, SJ, UPRRP, HAC, HAJB, RB, HB, SP, MBM, USP, UFSC, UPCB, HBR, FLOR, UEC, BM, BH, and INB.