Twenty-seven modes of reproduction in the obligate lichen symbiosis Erin A. TrippJames C. Lendemer OriginalPaper 12 December 2017 Pages: 1 - 14
Phenetic and cladistic studies help clarify species assemblages in Passiflora section Dysosmia (Passifloraceae) Harlan T. SvobodaHarvey E. Ballard Jr OriginalPaper 22 September 2017 Pages: 15 - 24
A second ×Cyclobotrya (Dryopteridaceae) from Brazil Pedro B. SchwartsburdBianca K. CanestraroAlan R. Smith OriginalPaper 01 December 2017 Pages: 25 - 30
The hybrid nature of Danaea plicata (Marattiaceae), a Costa Rican endemic Robbin C. MoranMichael H. Grayum OriginalPaper 07 December 2017 Pages: 31 - 39
Análisis morfológico y anatómico del complejo Myriopteris lendigera (Pteridaceae) en México Yarely Pérez-AtilanoArturo Sánchez-GonzálezY. Alejandra Vasco OriginalPaper 19 October 2017 Pages: 40 - 59
Rhynchospora rheophytica (Cyperaceae), a new species from western Bahia, Brazil William Wayt ThomasPedro Joel Silva da Silva Filho OriginalPaper 07 December 2017 Pages: 60 - 64
Xyris irwinii (Xyridaceae), a new cerrado species from Goiás, Brazil Maria das Graças Lapa WanderleyLisa M. Campbell OriginalPaper 22 September 2017 Pages: 65 - 69
Acianthera rodolfo-vasquezii and A. ruizii, spp. nov. (Orchidaceae: 3 Pleurothallidinae) from the montane cloud forest of the central Andes, Peru Alexander Damián Parizaca OriginalPaper 07 December 2017 Pages: 70 - 75
Salvia madrigalii (Lamiaceae), una especie nueva de Michoacán, México Sergio ZamudioBrenda Y. Bedolla-García OriginalPaper 04 August 2017 Pages: 76 - 83
Microlicia veadeirana (Melastomataceae, Microlicieae), a new species from the Chapada dos Veadeiros National Park, Brazil Danielle de Oliveira Diniz NeresMarcos José da Silva OriginalPaper 15 September 2017 Pages: 84 - 89
Taxonomic revision of Miconia sect. Calycopteris (Melastomataceae, Miconieae) in Cuba Eldis R. BécquerWalter S. JuddLucas C. Majure OriginalPaper 25 August 2017 Pages: 90 - 110
A new species of Panopsis (Proteaceae) from Bahia, Brazil Ghillean T. Prance OriginalPaper Open access 25 October 2017 Pages: 111 - 114
Revision of the Serrulati species of Penstemon section Saccanthera subsection Serrulati Noel H. Holmgren OriginalPaper 26 October 2017 Pages: 115 - 139
Systematic studies in Neotropical Rinorea (Violaceae): Two new sections and a new generic segregate Gregory A. WahlertSaul E. Hoyos-GomézHarvey E. Ballard Jr OriginalPaper 07 December 2017 Pages: 140 - 147
A rebuttal to a recent article by González and Pabón-Mora (2017) claiming the absence of polycotyly and the presence of endosperm in Psittacanthus (Loranthaceae) Job Kuijt Report 07 December 2017 Pages: 148 - 149
On embryo polarity, polycotyly, and the homology test of conjunction: A reply to Kuijt´s (2017) critique Favio GonzálezNatalia Pabón-Mora Report 12 December 2017 Pages: 150 - 154