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Issue: Vol. 413 No. 4: 5 August 2019
Type: Article
Published: 2019-08-05
DOI: 10.11646/phytotaxa.413.4.3
Page range: 281–288
Abstract views: 31
PDF downloaded: 1

Justicia longipetiolata, a new species of Acanthaceae from Yunnan, China

School of Chinese Materia Medica, Guangzhou University of Chinese Medicine, Guangzhou 510006, People’s Republic of China
Key Laboratory of Plant Resources Conservation and Sustainable Utilization, South China Botanical Garden, Chinese Academy of Sciences, Guangzhou 510650, People’s Republic of China
Key Laboratory of Plant Resources Conservation and Sustainable Utilization, South China Botanical Garden, Chinese Academy of Sciences, Guangzhou 510650, People’s Republic of China
Justicia sect. Harnieria Calophanodes IUCN pollen seed taxonomy Eudicots

Abstract

A new species of Justicia (Acanthaceae), J. longipetiolata, is described and illustrated from Yunnan, China. The new species belongs to Justicia sect. Harnieria, and it is similar to J. championii and J. quadrifaria, but differs by the caudate leaf apex, obviously long petiole, short calyx and the length ratio of calyx to mature capsule. It is assessed to be “Least Concern” (LC) according to IUCN Red List Category and Criteria. Morphological characters of pollen grains and seeds are also reported.