Pensoft Publishers

A new species of Orobanche is described from the Canary Islands. The plant belongs to the complicated Subsection Minores and has a distinct combination of morphological features, …

A taxonomic revision of Thinouia (Sapindaceae) is presented, including typification and descriptions for all accepted species. Phylogenetic analyses based on molecular data confir…

A new species of Nasa ser. Alatae (Urban & Gilg) Weigend from Northern Peru is described and illustrated. Nasa katjae sp. nov. was at first encountered by an observation on iNatur…

Primula yanbianensis T.Shuai, Lei Cai & Z.K.Wu, a new species of Primulaceae from Sichuan, China, is described and illustrated. Morphological evidence supports P. yanbianensis as …

Two new species of Ocotea (Lauraceae) from Southern Mexico are described and illustrated. Based on their floral morphology, vegetative indument, and micromorphological attributes,…

A new species of Gesneriaceae, Petrocodon curvitubus J.X.Wei, B.Pan & T.Ding, sp. nov. from Guangxi, China, is described and illustrated. The new species is morphologically simila…

Spiradiclis scorpiura (Rubiaceae), a new calcareous species found in Guangxi, China, is described and illustrated. This new species is similar to S. coccinea, S. scabrida, and S. …

Gastrochilus obovatifolius, a new species discovered in the Dabashan of northeast Chongqing (China), is described and illustrated. The novelty morphologically resembles G. affinis…

A new species of the aroid genus Typhonium Schott has been discovered in Eastern Nepal. This species, named Typhonium morangense R.Ojha & S.Rai, is described based on comparative …

Carex yangchunensis (Cyperaceae), a new species of Carex sect. Cryptostachyae in limestone regions of Guangdong, China, is described and illustrated. Both morphological observatio…

A new species of crassulacean acid metabolism, Sinocrassula holotricha, is described based on specimen collected from Sichuan Province, Southwest China. The new species can be dis…

Tilia saxatilis Z.C.Lu & W.B.Xu, a new species was discovered in limestone areas of Guangxi, China. The morphology shows that T. saxatilis is similar to T. tuan Szyszyl., but diff…

A new species of Gymnema from Vietnam – G. phuquocense – is described, illustrated, and compared with the similar G. yunnanense. Gymnema phuquocense differs from G. yunnanense by …

Compsoneura crassitepala, a new species of Myristicaceae is described, illustrated and its morphological relationships with related species are discussed. This new species is foun…

Acorus shannai (Acoraceae) is a commonly used seasoning in southern China. It was previously misidentified as A. macrospadiceus (Yamam.) F. N. Wei & Y. K. Li before. Through compa…

A new species of Sideritis (Sideritis carpetana) is described from the calcareous, high-mountain Spanish flora in the central part of the Iberian Peninsula. It is found in a Medit…

While investigating the potential for Arctostaphylos species to hybridize in the mixed populations of Point Sal and Burton Mesa in Santa Barbara County, California, we discovered …

In this paper, Sedum simingshanense sp. nov. is described as a new species based on morphological and molecular analyses, and its taxonomic relationships are discussed. Morphologi…

Primulina xingyiensis X.X.Bai & F.Wen, a new species of Gesneriaceae in the karst landforms of Xingyi City, Guizhou Province, China, is described and illustrated. Morphologically,…

Polygala spatulata Y. Nong & Run Hua Jiang (sect. Pseudosemeiocardium, Polygalaceae), a new species from a karst cave in west Guangxi, China, is described and illustrated. This ne…

A newly-discovered endemic tree species of Melicope from Kaua‘i, Hawaiian Islands, is described and illustrated with notes on its distribution, ecology, conservation status and ph…

Microtoena wawushanensis, a new species from Sichuan, China, is described and illustrated here. The new species is closely related to M. moupinensis and M. prainiana, but differs …

Xanthophytum antoanense is described as a new species endemic to Central Vietnam. It is morphologically closest to X. capitatum in having setose hairs on the abaxial leaf surface …

In the process of studying the species Cryptantha muricata and its varieties, we discovered a unique taxon of the genus that resembles C. muricata but differs in having a mostly d…

A new species, Ctenophora hunanensis Bing Liu & Rioual, sp. nov., found in the Yongle River, a tributary of the Xiang River (Hunan Province, southern China) is described on the ba…

This paper describes a new species of Halamphora – Halamphora lombokensis sp. nov. and records for the first time Halamphora banzuensis for the coasts of Indonesia. The study util…

The genus Tulipa L., belonging to the Liliaceae family, has significant economic, horticultural, and ecological importance and is culturally revered in various regions worldwide. …

Achyranthes in its traditional sense (excluding Achyropsis that phylogenetically falls into Achyranthes) has been considered to contain a restricted (three to four) number of spec…

A new natural hybrid fern, Dryopteris × subdiffracta (Dryopteridaceae), is reported from Guangxi, China. Molecular phylogenetic analysis based on DNA sequences from the low-copy n…

The recently published species, Didymocarpus pingyuanensis, is transferred here to the recently re-circumscribed genus, Palmatiboea. Two varieties, recently assigned to Palmatiboe…

We describe two new species of Salvia from the Antillean dry forests, belonging to Salvia section Urbania. These species’ names honor two Latin American botanists who have advance…

The phylogenetic studies of the tribe Alsineae (Caryophyllaceae) have revealed a clearer boundary between the genus Stellaria and related genera, primarily relying on the morpholo…

Although Guangxi represents one of the distribution centres of begonias in China, the sect. Diploclinium (Wright) A. DC is not well documented herein. In this article, we illustra…

Rubus tingzhouensis C.An & G.C.Lin, a newly-defined species within the family Rosaceae from Fujian Province, China, is formally described and illustrated here. R. tingzhouensis is…

This paper introduces Cladopus yangjiangensis, a newly identified species that enriches our understanding of the diversity of the Podostemaceae in East Asia. Distinctive in its mo…

In the present study, we examined the morphological variations within Sanicula caerulescens and determined the identity of S. oviformis through observations of herbarium specimens…

Leontopodium nyingchiense, a new species of Asteraceae from the Xizang (Tibet) Autonomous Region of China, is described and illustrated here. Morphologically, it is most similar t…

Ptilagrostis (false needlegrass) is a genus of high-mountain grasses distributed in Central and North-East Asia, as well as in North America. The phylogenetic position of the genu…

In this study, we describe Halamphora vantushpaensis sp. nov., a newly identified diatom species found in the highly alkaline Lake Van in Eastern Turkey (Türkiye). This new specie…

Struthanthus Mart. is a challenging genus because the abundance of reproductively incomplete specimens (lacking mature pistillate and staminate flowers and fruit) has inspired the…

A new species from China, Elymus multiramosus Y.C. Zhang, sp. nov. is described and illustrated herein, based on morphological characters and molecular phylogenetic analysis. The …

We describe one new species from Ceará state, Brazil: Wedelia figueiredoana. It is morphologically associated with W. bonplandiana, but distinguished by 0.25–1.05 cm leaf blade wi…

A new fern species, Whittieria hengduanensis (Ophioglossaceae), from Sichuan, Xizang, and Yunnan, Southwest China (eastern Himalaya), is described and illustrated. This species is…

Mallotus bullatus M.T.An & J.H.Yu, sp. nov. (Euphorbiaceae), a species new to science discovered in Guizhou, China, is described and illustrated here, and its phylogenetic positio…

Two new varieties from Xizang, China, i.e. Agapetes interdicta var. flaviflora and A. forrestii var. parvifolia, are described and illustrated. Agapetes interdicta var. flaviflora…

A new species, Leucheria peteroana sp. nov., endemic to a restricted area of the Andes of Central Chile, is here described. Using newly sequenced nDNA and cpDNA data, the phylogen…

Carrierea leyensis Z.C.Lu & W.B.Xu, a new species of Salicaceae was discovered from limestone areas of Guangxi, China. The morphology of C. leyensis is similar to C. dunniana, but…

Cardamine zhangjiajieensis, a new species from Hunan Province, China, is described and illustrated. Cardamine zhangjiajieensis is similar to C. circaeoides. From the latter, C. zh…

Indonesia is listed as a region with high marine biodiversity, especially when considering the three large tropical ecosystems: seagrass beds, mangroves and coral reefs. It is lik…

In 2023, field research in south-western Poland led to the noteworthy discovery of two hornworts: Notothylas orbicularis, a species previously unrecorded in this country, and the …