New species of Mendoncia (Acanthaceae) from the Venezuelan Guayana

Recent expeditions in the Venezuelan Guayana have resulted in additional new taxa in the genus Mendoncia (Acanthaceae). The following is an effort to place these novelties on record for the convenience of other taxonomists prior to the publication of the Flora of the Venezuelan Guayana. Four new Ven...

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Veröffentlicht in:	Annals of the Missouri Botanical Garden 1989, Vol.76 (4), p.1118-1124
1. Verfasser:	Wasshausen, D.C. (Smithsonian Institution, Washington, DC)
Format:	Artikel
Sprache:	eng
Schlagworte:	ACANTHACEAE ANATOMIA DE LA PLANTA ANATOMIE VEGETALE Axils Biological and medical sciences Bracts Corolla DISTRIBUCION NATURAL DISTRIBUTION NATURELLE Drupes ESPECE NOUVELLE ESPECIES NUEVAS Fundamental and applied biological sciences. Psychology GEOGRAPHICAL DISTRIBUTION KEYS Leaf blade mendoncia coriacea mendoncia neblinensis mendoncia steyermarkii mendoncia williamsii NATURAL DISTRIBUTION NEW SPECIES PLANT ANATOMY Plant cytology, morphology, systematics, chorology and evolution PLANT MORPHOLOGY Plant veins Pollen Spermatophyta Systematics (diagnosis, chromosome numbers) TAXONOMIA TAXONOMIE TAXONOMY Territories Throat Trichomes VENEZUELA
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Beschreibung
Zusammenfassung:	Recent expeditions in the Venezuelan Guayana have resulted in additional new taxa in the genus Mendoncia (Acanthaceae). The following is an effort to place these novelties on record for the convenience of other taxonomists prior to the publication of the Flora of the Venezuelan Guayana. Four new Venezuelan Guayana species of Mendoncia, M. steyermarkii, M. neblinensis, M. williamsii, and M. coriacea, are described, illustrated, and compared with their closest relatives.
ISSN:	0026-6493 2162-4372
DOI:	10.2307/2399696