Vol. 778 No. 3: 9 Oct. 2026

Published: 2026-10-09

DOI: https://doi.org/10.11646/phytotaxa.778.3

Article

Taxonomic revision of Orphanodendron (Papilionoideae, Leguminosae), a new species and redefined morphological and geographical boundariesTaxonomic revision of Orphanodendron (Papilionoideae, Leguminosae), a new species and redefined morphological and geographical boundaries

ANDERSON ALVARADO-REYES, DIEGO ZAPATA-CORREA, ANA MARÍA TRUJILLO-LÓPEZ, YEISON LONDOÑO-ECHEVERRI, CESAR CASTELLANOS, BENJAMIN M. TORKE, VIDAL DE FREITAS MANSANO

Published: 2026-10-09

DOI: 10.11646/phytotaxa.778.3.1

Page range: 201-224

Abstract views: 17

PDF downloaded: 0
- Requires Subscription or Fee PDF(49.87MB)
Kosmimatomyces formicicola sp. nov., an ant-nest-associated fungus in Northern Thailand

GAYANA O. WEERASINGHE, CHITRABHANU S. BHUNJUN, CHAYANARD PHUKHAMSAKDA, SYBREN DE HOOG, ASHANI D. MADAGAMMANA, KEVIN D. HYDE, AHMAD ALGHAMDI, IBRAHIM F. HALAWANI

Published: 2026-10-09

DOI: 10.11646/phytotaxa.778.3.2

Page range: 225-243

Abstract views: 17

PDF downloaded: 0
- Requires Subscription or Fee PDF(4.45MB)
Two new species of Impatiens (Balsaminaceae) from Yunnan, China

SHUAI PENG, JI-DONG YA, CHENG LIU, WEI ZHANG, YING HUANG, TAO-HUA YUAN, GUANG-WAN HU, TING ZHANG, QING-FENG WANG

Published: 2026-10-09

DOI: 10.11646/phytotaxa.778.3.3

Page range: 244-258

Abstract views: 18

PDF downloaded: 0
- Requires Subscription or Fee PDF(12.59MB)
Castanopsis pachycupula (Fagaceae), a new species from Vietnam

YA-XUAN XIN, THANH SON HOANG, YI-ZHE LIN, HOU-HUA FU, NGUYEN VAN HOP, CUONG QUANG TRUONG, SHI-PIN CHEN

Published: 2026-10-09

DOI: 10.11646/phytotaxa.778.3.4

Page range: 259-269

Abstract views: 13

PDF downloaded: 1
- Requires Subscription or Fee PDF(15.41MB)
Amitostigma chamoense (Orchidaceae, Orchidinae), a new species from Xizang, China

WEI-HUA LIAO, SI-QI LIU, KE QU, MENG LI, TONG ZHANG, QI YU, BO XU, JI-DONG YA

Published: 2026-10-09

DOI: 10.11646/phytotaxa.778.3.5

Page range: 270-280

Abstract views: 16

PDF downloaded: 0
- Requires Subscription or Fee PDF(4.27MB)
A new variety of Cryptocoryne (Araceae) from the Philippines and first wild record of C. coronata after more than two decades of uncertain provenance

BEA KATRINA R. FULGENCIO, LORRENNE C. CABURATAN, EDDIE P. MONDEJAR, ARIEL G. PAGLALUNAN, EDILBERTO A. PONTERAS, MARK ARCEBAL K. NAIVE

Published: 2026-10-09

DOI: 10.11646/phytotaxa.778.3.6

Page range: 281-288

Abstract views: 16

PDF downloaded: 3
- PDF(12.65MB)
Hieracium ratkae (Asteraceae), a new species of the H. retyezatense aggregate from the Radika River basin, North Macedonia

ACO TEOFILOVSKI

Published: 2026-10-09

DOI: 10.11646/phytotaxa.778.3.7

Page range: 289-294

Abstract views: 19

PDF downloaded: 0
- Requires Subscription or Fee PDF(8.45MB)
Psammogeton utterbehaniensis sp. nov. (Apiaceae) a new species from Jammu and Kashmir, India

BACHAN LAL BHELLUM, RANI MAGOTRA

Published: 2026-10-09

DOI: 10.11646/phytotaxa.778.3.8

Page range: 295-300

Abstract views: 14

PDF downloaded: 0
- Requires Subscription or Fee PDF(954.72KB)

Vol. 778 No. 3: 9 Oct. 2026

Article

**Taxonomic revision of Orphanodendron (Papilionoideae, Leguminosae), a new species and redefined morphological and geographical boundariesTaxonomic revision of Orphanodendron (Papilionoideae, Leguminosae), a new species and redefined morphological and geographical boundaries**

Kosmimatomyces formicicola sp. nov., an ant-nest-associated fungus in Northern Thailand

**Two new species of Impatiens (Balsaminaceae) from Yunnan, China**

Castanopsis pachycupula (Fagaceae), a new species from Vietnam

Amitostigma chamoense (Orchidaceae, Orchidinae), a new species from Xizang, China

**A new variety of Cryptocoryne (Araceae) from the Philippines and first wild record of C. coronata after more than two decades of uncertain provenance**

Hieracium ratkae (Asteraceae), a new species of the H. retyezatense aggregate from the Radika River basin, North Macedonia

Psammogeton utterbehaniensis sp. nov. (Apiaceae) a new species from Jammu and Kashmir, India