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Vol. 755 No. 2: 8 May 2026
Published:
2026-05-08
DOI:
https://doi.org/10.11646/phytotaxa.755.2
Article
Notes on the diatom collection of the Natural History Museum, London (BM) X: Roper’s species of
Biddulphia
(Bacillariophyta)
DAVID M. WILLIAMS, PAT A. SIMS, MATT P. ASHWORTH
Published:
2026-05-08
DOI:
10.11646/phytotaxa.755.2.1
Page range:
121-153
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Hymenochaete yaoshanensis
sp. nov
. (Hymenochaetaceae, Hymenochaetales), a wood-inhabiting fungus from Yunnan Province, southwest China
XIUMEI XU, MEI LI, JIAN FENG, MENG CHEN, YINGLIAN DENG, CHANGLIN ZHAO, SHAN SHEN
Published:
2026-05-08
DOI:
10.11646/phytotaxa.755.2.2
Page range:
154-174
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The taxonomy and nomenclature of
Kalanchoe
ser.
Rotundifoliae
, a cluster of small-growing to medium-sized species with narrowly urceolate flowers here included in
K
. sect.
Kalanchoe
(Crassulaceae [subfam. Cotyledonoideae] tr. Kalanchoeae), with the description of a new series,
K
. ser.
Hirtae
GIDEON F. SMITH
Published:
2026-05-08
DOI:
10.11646/phytotaxa.755.2.3
Page range:
175-194
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Morphological and ITS-based phylogenetic assessment of
Euphorbia
sect.
Pithyusa
(Euphorbiaceae) in Türkiye with taxonomic notes
TANER ÖZCAN, İLKER GENÇ, ŞÜKRAN KÜLTÜR, GÜLAY ECEVİT-GENÇ, TUNCAY DİRMENCİ
Published:
2026-05-08
DOI:
10.11646/phytotaxa.755.2.4
Page range:
195-210
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Unveiling a novel
Menisporopsis
species (Chaetosphaeriaceae)
from Thailand
PATHIRANA S. LAKSHANI, CHITRABHANU S. BHUNJUN, CHAYANARD PHUKHAMSAKDA, AMUHENAGE T. BHAGYA, SAJEEEWA S.N. MAHARACHCHIKUMBURA, KEVIN D. HYDE, ENTAJ TARAFDER
Published:
2026-05-08
DOI:
10.11646/phytotaxa.755.2.5
Page range:
211-224
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Justicia zappiana
(Acanthaceae), a new species from the Atlantic Forest of Bahia, Brazil
FABIO ARAÚJO DA SILVA, JOMAR GOMES JARDIM, CLAUDIO NICOLETTI DE FRAGA
Published:
2026-05-08
DOI:
10.11646/phytotaxa.755.2.6
Page range:
225-234
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Solanum altoserranum
(Solanaceae): a new species endemic from high-altitude grasslands of North-western Argentina
EVA BULACIO, MARCELO D. ARANA
Published:
2026-05-08
DOI:
10.11646/phytotaxa.755.2.7
Page range:
235-244
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Trimelopter
pterocarpum
(Hyacinthaceae subfam. Ornithogaloideae), a new species from South Africa
MARIO MARTÍNEZ-AZORÍN, ANTHONY P. DOLD, MANUEL B. CRESPO, NEIL R. CROUCH
Published:
2026-05-08
DOI:
10.11646/phytotaxa.755.2.8
Page range:
245-252
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