Published April 27, 2021

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Is the demise of plant taxonomy in sight? Maybe yes, maybe no…
Riccardo M. Baldini, J. Hugo Cota-Sánchez, Carlos Aedo
3-10
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Articles

The taxonomic circumscription of Aconitum subgenus Aconitum (Ranunculaceae) in Europe
Józef Mitka, Andriy Novikov, Walter Rottensteiner
11-45
PDF
Argostemma quarantena (Rubiaceae, Ruboideae), a new species from southern Western Ghats, India
Anoop Puthuparampil Balan, Aloor Jose Robi, Nanu Sasidharan
47-52
PDF
A new Pisonia (Nyctaginaceae) from Jamaica, with an updated list of species in the genus and a key to the West Indian taxa
Marcos A. Caraballo-Ortiz, Keron C. St. E. Campbell, Sashalee J. Cross
53-63
PDF
A A new Muscarella (Orchidaceae: Pleurothallidinae) from Tapantí National Park, Costa Rica
Melania Fernández, Diego Bogarín, Franco Pupulin
65-70
PDF
Memecylon viswanathanii, a new species of Melastomataceae from Kalakkad-Mundanthurai Tiger Reserve (KMTR), India
Ramasamy Rajesh, Perriasamy Sakthidhasan, Rajasekar Chinnaiyan
71-76
PDF
Studies of the Homalomeneae (Araceae) of Peninsular Malaysia VIII: Homalomena joanneae [Chamaecladon Clade], a new locally endemic limestone-obligated species
Sin Yeng Wong, Peter C. Boyce
77-81
PDF
Studies on Homalomeneae (Araceae) of Borneo XXVII: A new Homalomena [Chamaecladon Clade] endemic to the Santubong Peninsula
Sin Yeng Wong , Peter C. Boyce
83-87
PDF
Typification and synonymy of the Atlantic Forest endemic species Napeanthus primulifolius (Gesneriaceae)
James Lucas da Costa-Lima, Earl Celestino de Oliveira Chagas
89-95
PDF
A numerical approach to the taxonomy of some species of the Subtribe Cassiinae in Nigeria
Opeyemi Saheed Kolawole, Abdullahi Alanamu Abdulrahaman, Emmanuel Chukwudi Chukwuma, Mahboob Adekilekun Jimoh
97-108
PDF
Pollen morphology and variability of species from the genus Rubus L. (Rosaceae) alien and invasive in Poland
Kacper Lechowicz, Jan Bocianowski, Dorota Wrońska-Pilarek
109-121
PDF
Additions to the lichen genus Rhizocarpon in Pakistan and their comparative analysis
Kamran Habib, Rizwana Zulfiqar, Abdul Nasir Khalid
123-134
PDF
Strelitzia nicolaii Regel & Körn. (Strelitziaceae), a casual alien plant new to Northern Hemisphere
Giuseppe Collesano, Antonina Fiorello, Salvatore Pasta
135-140
PDF
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