publication . Article . 2018

Xylacanthus laotica (Acanthaceae, Acanthoideae), a new genus and species from Laos

Averyanov, L.V.; Nguyen, K.S.; Maisak, T.V.;
Open Access English
  • Published: 09 Jun 2018 Journal: Turczaninowia (issn: 1560-7259, eissn: 1560-7267, Copyright policy)
  • Publisher: Altay State University
Abstract
A new monotype genus Xylacanthus Aver. et K. S. Nguyen with one species, X. laotica Aver. et K. S. Nguyen (Acanthaceae, Acanthoideae, Ruellieae), is described and illustrated. Described genus has arborous living form rather unusual among in Acanthaceae. This small deciduous tree was observed as a main co-dominant of primary deciduous xerophytic karst scrub on extra dry tops of remnant limestone mountains in Pon Xay district of Luang Prabang province in central part of northern Laos. New genus has rather isolated taxonomic position for its floral morphology, xerophytic living form and obligatory deciduous xerophytic character. The distribution of this plant is li...
Subjects
free text keywords: acanthaceae, karstic flora, laos, new genus, plant endemism, plant taxonomy, xylacanthus, Botany, QK1-989

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publication . Article . 2018

Xylacanthus laotica (Acanthaceae, Acanthoideae), a new genus and species from Laos

Averyanov, L.V.; Nguyen, K.S.; Maisak, T.V.;