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Systematic Botany is the scientific journal of the American Society of Plant Taxonomists and publishes four issues per year.

2011 Impact Factor: 1.517

2011 ISI Journal Citation Reports® Rankings: 87/190 - Plant Sciences

34/45 - Evolutionary Biology

Publisher: American Society of Plant Taxonomists

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Volume 44, Number 2, June 2019

Taxonomy and Floristics

A Monograph of the Fern Genus Pteridrys (Pteridryaceae)
pp. 243-273(31)
Authors: Zhou, Xin-Mao; Zhang, Li-Bing

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Phylogenetic Systematics

Polyphyly of Mesadenus (Orchidaceae, Spiranthinae) and a New Genus from the Espinhaço Range, Southeastern Brazil
pp. 282-296(15)
Authors: Salazar, Gerardo A.; Batista, João A. N.; Meneguzzo, Thiago E. C.; Cabrera, Lidia I.; Figueroa, Coyolxauhqui; Calvillo-Canadell, Laura; do Vale, Aline A.; Jiménez-Machorro, Rolando

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Encyclia, Epidendrum, or Prosthechea? Clarifying the Phylogenetic Position of a Rare Amazonian Orchid (Laeliinae-Epidendroideae-Orchidaceae)
pp. 297-309(13)
Authors: Klein, Viviane Pagnussat; Pessoa, Edlley Max; Demarchi, Layon Oreste; Sader, Mariela; Fernandez Piedade, Maria Teresa

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Taxonomy and Floristics

New and Reassessed Species of Griffinia (Amaryllidaceae) from the Brazilian Atlantic Forest
pp. 310-318(9)
Authors: Campos-Rocha, Antonio; Meerow, Alan William; Menezes Lopes, Edimar Faria; Semir, João; Sampaio Mayer, Juliana Lischka; Antoinette Dutilh, Julie Henriette

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Mesosetum filgueirasii (Poaceae, Arthropogoninae): A New Species from the Cerrado Biome, Brazil, and its Leaf Blade Anatomy
pp. 319-323(5)
Authors: Célia de Oliveira, Regina; Gomes, Sueli Maria; Felipe-Da-Silva, José Geraldo; Montenegro Valls, José Francisco

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Open Access Taxonomic Reevaluation of the Polylepis sericea Complex (Rosaceae), with the Description of a New Species
pp. 324-334(11)
Authors: Boza Espinoza, Tatiana Erika; Quispe-Melgar, Harold R.; Kessler, Michael

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Dalechampia macrobractea, a New Species of Euphorbiaceae from Southern East Africa
pp. 335-338(4)
Authors: Pereira-Silva, Rafaela Alves; Athiê-Souza, Sarah Maria; Phillipson, Peter B.; Laurênio de Melo, André; Sales, Margareth F.; Armbruster, W. Scott

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Novelties in Mexican Cnidoscolus sect. Calyptrosolen (Euphorbiaceae)
pp. 339-345(7)
Authors: Maya-Lastra, Carlos A.; Steinmann, Victor W.

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A New Species of Acalypha L. (Euphorbiaceae) from the Brazilian Atlantic Rain Forest
pp. 346-348(3)
Authors: Cordeiro de Sousa, Ana Angélica; Cordeiro, Inês; Rossi Caruzo, Maria Beatriz

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Microlicia longirostrata, a new species of Melastomataceae from Goiás in central Brazil
pp. 349-354(6)
Authors: Romero, Rosana; Fontelas, Jean Corrêa; Alves Versiane, Ana Flávia; De-Paula, Orlando Cavalari

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Pennellia yalaensis (Brassicaceae: Halimolobeae), a New Species from the Andes of Northern Argentina
pp. 355-362(8)
Authors: Salariato, Diego L.; Zuloaga, Fernando O.; Al-Shehbaz, Ihsan A.

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Aspidosperma huberianum (Apocynaceae), a New Species from the Brazilian Amazon
pp. 363-370(8)
Authors: Stephanie de Souza Pereira, Andreza; Devides Castello, Ana Carolina; Freitas da Silva, Edilson; Felix Guimarães, José Tasso; Simões, André Olmos; Koch, Ingrid

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Mycetia suedixieana (Rubiaceae), a New Species of Argostemmateae Endemic to the Philippines
pp. 371-377(7)
Authors: Tandang, Danilo N.; Ordas, Jorge Anton D.; Tadiosa, Edwin R.; Banag-Moran, Cecilia I.; Alejandro, Grecebio Jonathan D.

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Taxonomic and Ecological Implications of Foliar Morphoanatomy in Cephalanthus (Naucleeae, Rubiaceae)
pp. 378-397(20)
Authors: Romero, María Florencia; Salas, Roberto Manuel; Gonzalez, Ana Maria

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Phylogenetic Systematics

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A Curious New Species of Xenostegia (Convolvulaceae) from Central Africa, with Remarks on the Phylogeny of the Genus
pp. 405-414(10)
Authors: Sosef, Marc S. M.; Gereau, Roy E.; Janssens, Steven B.; Kompanyi, Modestine; Simões, Ana R.

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Taxonomy and Floristics

Description of a New Species of Spiny Solanum (Solanaceae) from Rocky Outcrops of Northeastern Brazil, with Modeling of Its Environmental Suitability
pp. 415-423(9)
Authors: da Silva Sampaio, Valéria; Gouvêa, Yuri Fernandes; Bezerra de Souza, Elnatan; José-Silva, Leandro; Eisenlohr, Pedro V.; Bezerra Loiola, Maria Iracema

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Artemisia baxoiensis (Asteraceae: Anthemideae), a Distinctive New Species from Xizang, China
pp. 424-432(9)
Authors: Jiao, Bohan; Zhang, Guojin; Zheng, Jiye; Nie, Bao; Niu, Guohao; Shen, Jiahao; Wei, Meng; Gao, Tiangang

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A New Species of Moquiniastrum (Asteraceae: Gochnatieae) for Brazil and Comments About the Genus
pp. 433-438(6)
Authors: Roque, Nádia; Ribeiro, Rogério N.; Teles, Aristônio M.

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Two New Species of Vernonieae (Asteraceae) from Espírito Santo, Southeastern Brazil
pp. 439-445(7)
Authors: Monge, Marcelo; Volet, Danilo Poso; Semir, João

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A New Species of Eryngium (Apiaceae, Saniculoideae) from the USA
pp. 446-450(5)
Authors: Calviño, Carolina I.; Levin, Geoffrey A.

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Phylogenetic Systematics

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