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Studies in Neotropical Araliaceae. VII. Two new genera, Cephalopanax and Frodinia , to accommodate the remaining species of Neotropical Schefflera
Brittonia ( IF 0.9 ) Pub Date : 2021-05-07 , DOI: 10.1007/s12228-021-09660-1
Gregory M. Plunkett , Porter P. Lowry , David A. Neill

Until recently, Schefflera was the largest genus in Araliaceae (with more than 600 described species), but with a growing understanding of its polyphyly, the circumscription of Schefflera had to be limited to just eight closely related species from the Pacific Islands. To restore monophyly, it was necessary to transfer the remaining, unrelated species to other genera. In most cases, these transfers could be accommodated by resurrecting generic names that had previously been placed in synonymy (namely, Astropanax, Crepinella, Didymopanax, Heptapleurum, Neocussonia, Plerandra, and Sciodaphyllum). For two small Neotropical clades, however, no generic name was available, and for these, we describe two new genera of Araliaceae, Cephalopanax and Frodinia. As defined here, these genera have two accepted species each, for which four new combinations are made (C. jahnii, C. pachycephalus, F. gleasonii, and F. tremula). Lectotypes are designated for two accepted names, and one previously accepted species (Schefflera cuatrecasasiana) is placed in synonymy. For each accepted species, full synonymy is provided, together with geographic ranges and notes.



中文翻译:

新热带金莲花科的研究。七。两个新属,头足类和果蝇,以容纳新热带鹅掌菌的其余物种

直到最近,鹅掌eff还是金莲花科中最大的属(已描述600多个物种),但是随着人们对其多科植物的了解不断加深,鹅掌a的限定范围仅限于来自太平洋岛屿的八个密切相关的物种。为了恢复单亲,有必要将其余无关的物种转移到其他属中。在大多数情况下,可以通过恢复以前已用作同义词的通用名称(即AstropanaxCrepinellaDidymopanaxHeptapleurumNeocussoniaPlerandraSciodaphyllum)来适应这些转让。)。但是,对于两个小的新热带进化枝,没有通用名称,对于这些,我们描述了两个新的伞形科,即头足类F科如此处所定义,这些属各有两个被接受的物种,为此,我们做出了四个新的组合(詹氏梭菌C. jahnii)角头念珠菌C. pachycephalus)格氏梭菌F. gleasonii)和金银花F. tremula))。为两个可接受的名称指定了选型,并且将一个先前接受的物种(Schefflera cuatrecasasiana)放在了同义词中。对于每个接受的物种,将提供完整的同义词以及地理范围和注释。

更新日期:2021-05-07
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