Phytotaxa https://phytotaxa.mapress.com/pt <p><strong>Phytotaxa </strong>is world's largest journal in botanical taxonomy. </p> en-US <span lang="EN-GB">Authors need to complete and return an </span><span lang="EN-GB"><a href="http://www.mapress.com/phytotaxa/images/copyright.rtf">Assignment of Copyright</a> </span><span lang="EN-GB">form when a paper is accepted for publication. Authors from institutions that do not allow transfer of copyrights to publishers (e.g. government institutions such as USDA, CSIRO) should attach a copyright waiver or similar document.</span> zhangz@landcareresearch.co.nz (Zhi-Qiang Zhang) phytotaxa@mapress.com (Ning L.) Tue, 02 Jul 2024 10:29:40 +1200 OJS 3.3.0.6 http://blogs.law.harvard.edu/tech/rss 60 <strong>New orchids in the flora of Vietnam VIII (Orchidaceae: Epidendroideae, tribes Malaxideae, Neottieae and Podochileae)</strong> https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.1 <p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;"><span lang="en-GB">The paper presents new data on the orchid diversity of Vietnam obtained mainly in the course of the fieldwork in 2020–2023, as well as from the investigation of the collections stored at the Herbaria of Russia and Vietnam. It includes descriptions of four species (</span><span lang="en-GB"><em>Appendicula</em></span> <span lang="en-GB"><em>spicata</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>Dendrobium khanhii</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>D.</em></span> <span lang="en-GB"><em>vietii</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>Listera</em></span> <span lang="en-GB"><em>anthropophora</em></span><span lang="en-GB">) and one variety (</span><span lang="en-GB"><em>Eria dacrydium</em></span><span lang="en-GB"> var. </span><span lang="en-GB"><em>cornuta</em></span><span lang="en-GB">) new to science, as well as reports of 18 species new to the flora of Vietnam (</span><span lang="en-GB"><em>Bulbophyllum conchiferum</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>B. gibbosum</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>B. lasiochilum</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>B. malleolabrum</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>B.</em></span> <span lang="en-GB"><em>medusae</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>B. mucronatum</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>B. reclusum</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>B.</em></span> <span lang="en-GB"><em>siamense</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>B. sutepense</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>Dendrobium deltatum</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>D. densiflorum</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>D. lampongense</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>D. polyanthum</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>Oberonia maxima</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>Phreatia</em></span> <span lang="en-GB"><em>sulcata</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>Podochilus lucescens</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>Sunipia grandiflora</em></span><span lang="en-GB"> and </span><span lang="en-GB"><em>S. rimannii</em></span><span lang="en-GB">). In addition, a new name, </span><span lang="en-GB"><em>Dendrobium nobile</em></span><span lang="en-GB"> var. </span><span lang="en-GB"><em>luteoalbum</em></span><span lang="en-GB">, and a new nomenclatural combination, </span><span lang="en-GB"><em>Eria</em></span> <span lang="en-GB"><em>chienii</em></span><span lang="en-GB">, are proposed, and lectotypes for the names </span><span lang="en-GB"><em>Bulbophyllum mucronatum</em></span><span lang="en-GB">,</span><span lang="en-GB"><em> B. sutepense</em></span><span lang="en-GB">, </span><span lang="en-GB"><em>Dendrobium deltatum</em></span><span lang="en-GB"> and </span><span lang="en-GB"><em>D. nobile </em></span><span lang="en-GB">var.</span><span lang="en-GB"><em> luteoalbum</em></span><span lang="en-GB"> are designated. For each of the studied species, relevant synonyms, studied specimens, ecology, phenology, distribution, conservation status assessment according to the IUCN Red List Categories and Criteria, brief taxonomic notes, and illustrations are provided. For the newly described taxa, morphological descriptions and notes on etymology are included.</span></span></span></span></p> LEONID V. AVERYANOV, VAN CANH NGUYEN, TRUONG BA VUONG, MAXIM S. NURALIEV, KHANG SINH NGUYEN, TATIANA V. MAISAK, DARIA A. YUDOVA, NIKITA T. SAIDOV, CUONG HUU NGUYEN, DUY VAN NONG Copyright (c) 2024 Phytotaxa https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.1 Tue, 02 Jul 2024 00:00:00 +1200 <strong>Evidence on the origin of <em>Narcissus </em>×<em>weickertii</em> (Amaryllidaceae), an endemic daffodil of the SW Iberian Peninsula</strong> https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.2 <p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;"><span lang="en-GB">The hypothesis regarding the origin of </span><span lang="en-GB"><em>Narcissus </em></span><span lang="en-GB">×</span><span lang="en-GB"><em>weickertii</em></span><span lang="en-GB"> through hybridization of its putative parent species, </span><span lang="en-GB"><em>N. papyraceus</em></span><span lang="en-GB"> and </span><span lang="en-GB"><em>N. gaditanus,</em></span><span lang="en-GB"> is investigated in populations from the southwestern of the Iberian Peninsula. Multivariate analyses of quantitative morphological characters in both vegetative and flower structures, coupled with a descriptive analysis of qualitative traits, reveal that </span><span lang="en-GB"><em>N. </em></span><span lang="en-GB">×</span><span lang="en-GB"><em>weickertii</em></span><span lang="en-GB"> displays an intermediate morphology between its putative parents. Several anatomical traits of the leaf and scape provide additional support for its hybrid nature. Karyotype analyses show that </span><span lang="en-GB"><em>N. </em></span><span lang="en-GB">×</span><span lang="en-GB"><em>weickertii</em></span><span lang="en-GB"> has a </span><span lang="en-GB"><em>2n</em></span><span lang="en-GB">=21 karyotype, which falls between those of the putative parent species, with several chromosomes showing an inability to pair. Fluorescence </span><span lang="en-GB"><em>in situ</em></span><span lang="en-GB"> hybridization procedures, encompassing both FISH (targeting NOR regions) and GISH (using total DNA from the putative parents), yield conclusive evidence regarding the hybrid nature of </span><span lang="en-GB"><em>N. </em></span><span lang="en-GB">×</span><span lang="en-GB"><em>weickertii</em></span><span lang="en-GB"> and confirm the hypothesis about the identity of their putative parent species. Furthermore, phylogenetic relationships suggest that </span><span lang="en-GB"><em>N. gaditanus</em></span><span lang="en-GB"> likely served as the maternal parent, while </span><span lang="en-GB"><em>N. papyraceus</em></span><span lang="en-GB"> acted as the paternal species, maintaining the hybrid species the style polymorphism of their parent species. The degree of viability observed in the </span><span lang="en-GB"><em>N. </em></span><span lang="en-GB">×</span><span lang="en-GB"><em>weickertii</em></span><span lang="en-GB"> pollen grains might indicate that it could bear some possibilities of sexual reproduction beyond the typical vegetative propagation of many described </span><span lang="en-GB"><em>Narcissus</em></span><span lang="en-GB"> hybrid species.</span></span></span></span></p> ZOILA DÍAZ LIFANTE, MARÍA ÁNGELES DECENA RODRÍGUEZ, CRISTINA ANDRÉS CAMACHO, ADORACIÓN CABRERA CABALLERO, ENRIQUE SÁNCHEZ GULLÓN, ROCÍO SANTOS GALLY, JUAN ARROYO Copyright (c) 2024 Phytotaxa https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.2 Tue, 02 Jul 2024 00:00:00 +1200 <strong>Two new<em> </em>species of<em> Cystodermella</em> and new<em> </em>combinations in<em> Ripartitella</em> (Agaricineae, incertae sedis) and <em>Cystolepiota</em> (Verrucosporaceae)</strong> https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.3 <p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;"><span style="color: #040408;"><span lang="en-GB">Two new species</span></span> <span style="color: #040408;">of</span><span style="color: #040408;"><em> Cystodermella</em></span><span style="color: #040408;">, </span><span style="color: #040408;"><em>C. canadensis</em></span><span style="color: #040408;"> and </span><span style="color: #040408;"><em>C</em></span><span style="color: #040408;">.</span><span style="color: #040408;"><em> rubrogranulosa</em></span><span style="color: #040408;">, are described based on phylogenetic and morphological grounds, and compared with similar species. Four holotypes were barcoded: </span><span style="color: #040408;"><em>Agaricus terryi</em></span><span style="color: #040408;">, </span><span style="color: #040408;"><em>Cystoderma texense</em></span><span style="color: #040408;">, </span><span style="color: #040408;"><em>Lepiota sipariana</em></span><span style="color: #040408;"> and </span><span style="color: #040408;"><em>Melanoleuca vinosa</em></span><span style="color: #040408;">. Two new combinations are proposed: </span><span style="color: #040408;"><em>Melanoleuca vinosa</em></span><span style="color: #040408;"> as </span><span style="color: #040408;"><em>Ripartitella vinosa</em></span><span style="color: #040408;">, and </span><span style="color: #040408;"><em>Cystodermella contusifolia</em></span><span style="color: #040408;"> as </span><span style="color: #040408;"><em>Cystolepiota contusifolia</em></span><span style="color: #040408;">. </span><span style="color: #040408;"><em>Cystodermella cristallifera </em></span><span style="color: #040408;">and </span><span style="color: #040408;"><em>C. sipariana</em></span><span style="color: #040408;"> are found to be conspecific; the older name, </span><span style="color: #040408;"><em>C. sipariana</em></span><span style="color: #040408;">, should be adopted and </span><span style="color: #040408;"><em>C. cristallifera</em></span><span style="color: #040408;"> deprecated</span> <span style="color: #040408;">as a later synonym. The holotypes of three species: </span><span style="color: #040408;"><em>Agaricus terryi</em></span><span style="color: #040408;">, </span><span style="color: #040408;"><em>Cystoderma texense</em></span><span style="color: #040408;"> and </span><span style="color: #040408;"><em>Cystodermella mazahuanensis</em></span><span style="color: #040408;"> all represent </span><span style="color: #040408;"><em>Cystodermella cinnabarina</em></span><span style="color: #040408;">, for which a neotype is selected.</span></span></span></span></p> IRJA SAAR, JERRY A. COOPER, STEVEN A. TRUDELL Copyright (c) 2024 Phytotaxa https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.3 Tue, 02 Jul 2024 00:00:00 +1200 <strong><em>Saurauia</em> <em>decolorata</em> (Actinidiaceae), a new species from Mindanao, the Philippines</strong> https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.4 <p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;"><span style="color: #040408;"><span lang="en-GB"><em>Saurauia decolorata</em></span></span><span lang="en-GB"> from the Mt. Pantaron Range, Bukidnon and Mt. Balatukan Natural Park, Misamis Oriental, Mindanao Island, the Philippines, is illustrated and described as a new species. It closely resembles </span><span lang="en-GB"><em>S. avellana </em></span><span lang="en-GB">and </span><span lang="en-GB"><em>S. elegans </em></span><span lang="en-GB">in having branchlets, petioles, and abaxial surfaces of the leaves covered with tomentum and scales, densely clustered flowers, longitudinal anther dehiscence, and 3–4 styles. However, </span><span lang="en-GB"><em>S. decolorata</em></span><span lang="en-GB"> is distinguished from these species by its prominent rusty-colored tomentum and scales on branchlets and abaxial leaf surfaces, cordate leaf bases, crenate margin, 16–21 pairs of lateral veins, fascicled-cymose inflorescences that are both axillary and ramiflorous, and sparsely scaly pinkish green outer sepals. This discovery further emphasizes the unique biodiversity of the forests of the Pantaron Range and Mt. Balatukan which urgently need legislative protection and enhanced protected area management plans, respectively.</span></span></span></span></p> SHIELLA MAE B. OLIMPOS, DARIN S. PENNEYS, DARYL S. SALAS, FULGENT P. CORITICO, VICTOR B. AMOROSO, PETER W. FRITSCH Copyright (c) 2024 Phytotaxa https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.4 Tue, 02 Jul 2024 00:00:00 +1200 <strong><em>Brachystele guayanensis</em> is a <em>Cyclopogon </em>(Orchidaceae): notes on its biology and taxonomy</strong> https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.5 <p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;"><span style="color: #040408;"><span lang="en-GB"><em>Brachystele guayanensis</em></span></span><span lang="en-GB"> is hereby transferred to the genus </span><span lang="en-GB"><em>Cyclopogon </em></span><span lang="en-GB">based on molecular systematics and morphological evidence. The major change in the circumscription of </span><span lang="en-GB"><em>Cyclopogon</em></span><span lang="en-GB"> with the inclusion of this species is an increase in the number of flowers per inflorescence, a reduction in flower size, and the fact that sepals may become petaloid.</span></span></span></span></p> THIAGO E. C. MENEGUZZO, BRUNO M. DE CARVALHO, JOÃO A. N. BATISTA, SUELI M. GOMES, CAROLYN E. B. PROENÇA Copyright (c) 2024 Phytotaxa https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.5 Tue, 02 Jul 2024 00:00:00 +1200 <strong>Erratum: ROHAN MAITY, KRISHNA CHOWLU & SUDHANSU SEKHAR DASH (2024) The current status of <em>Henckelia peduncularis </em>(Gesneriaceae): Taxonomy, typification, distribution and IUCN Red List assessment. <em>Phytotaxa </em>644 (1): 27–34.</strong> https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.6 <p>N/A</p> ROHAN MAITY, KRISHNA CHOWLU, SUDHANSU SEKHAR DASH Copyright (c) 2024 Phytotaxa https://phytotaxa.mapress.com/pt/article/view/phytotaxa.658.1.6 Tue, 02 Jul 2024 00:00:00 +1200