PhytoKeys 271

10.3897/phytokeys.271.181271

Research Article

A key to the Sabdariffa scotellii (Baker f.) Mwachala & R.L.Barrett group (Malvaceae, Hibisceae) in West Africa with descriptions of two new, threatened species from bowal habitats in the Republic of Guinea

Aminata Thiam, Sekou Magassouba, Charlotte Couch, Martin Cheek

10-02-2026

Unique: 1380 | Total: 1550

Reprint: € 9,00

15-35

10.3897/phytokeys.271.174506

Research Article

Synopsis of the genus Raphia P. Beauv. (Arecaceae, Calamoideae) in the Republic of the Congo

Sydney T. Ndolo Ebika, Gaël U. D. Bouka, David J. Harris, Raymond G. Elenga

10-02-2026

Unique: 1458 | Total: 1667

Reprint: € 13,00

37-71

10.3897/phytokeys.271.182884

Research Article

Heteropolygonatum xishuiense (Asparagaceae, Convallarioideae, Polygonateae), a new species from Danxia cliffs in Guizhou, China

Xiao Wang, Miao-Miao Wang, Mao-Qin Xia, Qin Tian, Chong-Qing Li, Jun Mu, Meng-Qi Han

10-02-2026

Unique: 1166 | Total: 1368

Reprint: € 6,00

73-81

10.3897/phytokeys.271.183110

Research Article

The floral morphology of Pseudosasa nanunica (Poaceae, Bambusoideae)

Zheng-Yang Niu, Qiao-Mei Qin, Jing-Bo Ni, Zhuo-Yu Cai, Yi-Hua Tong, Nian-He Xia

11-02-2026

Unique: 1079 | Total: 1275

Reprint: € 6,00

83-92

10.3897/phytokeys.271.178418

Catalogue

A commented checklist and key for the genus Carex (Cyperaceae) in Peru

Pedro Jiménez-Mejías, Pablo García-Moro, Andrea A. Camilo, Piero M. Mazzei, Marcial Escudero, Santiago Martín-Bravo, Asunción Cano

26-02-2026

Unique: 2142 | Total: 2616

Reprint: € 18,00

93-144

10.3897/phytokeys.271.177609

Research Article

Monotropa callistoma (Ericaceae), a new species based on morphological and molecular evidence from Hunan, China

Ze Wei, Li-Jia Liu, Jing Xuan, Zhi-Qiong Mo, Wen-Xiang Ou Yang, Bing Liu, Min Li, Qiang Wang

27-02-2026

Unique: 2083 | Total: 2478

Reprint: € 7,00

145-160

10.3897/phytokeys.271.172410

Research Article

A new densely-haired aroid species of Homalomena (Araceae) from North Sumatra, Indonesia

02-03-2026

Unique: 2200 | Total: 2742

Reprint: € 6,00

161-172

10.3897/phytokeys.271.181141

Research Article

Commemorating a conservation trifecta: Three new species of Glossoloma (Gesneriaceae) honoring a donor, a family of forest stewards, and a conservation visionary

John L. Clark

04-03-2026

Unique: 1424 | Total: 1694

Reprint: € 7,00

173-185

10.3897/phytokeys.271.175682

Research Article

Morphological variation in the Rhododendron pseudochrysanthum Hayata (Ericales, Ericaceae) species complex from Taiwan

Ya-Rong Zheng, Yen-Hsueh Tseng, Hsy-Yu Tzeng

06-03-2026

Unique: 1253 | Total: 1514

Reprint: € 8,00

187-204

10.3897/phytokeys.271.181229

Research Article

Radula rheophila, a new species of Radula (Radulaceae) from Thailand and Brunei Darussalam

Chatchaba Promma, Rui-Liang Zhu, Sahut Chantanaorrapint

06-03-2026

Unique: 1349 | Total: 1576

Reprint: € 7,00

205-218

10.3897/phytokeys.271.182323

Research Article

Morphological and molecular characterization of Halamphora lukasiewiczii sp. nov. (Bacillariophyceae, Amphipleuraceae), a new extremophilic diatom from petroleum seeps in the Polish Carpathians

Mateusz Rybak, Łukasz Peszek, Ewa Górecka, Renata Zadrąg-Tęcza, Zlatko Levkov

10-03-2026

Unique: 1443 | Total: 1856

Reprint: € 9,00

219-239