Five new species of spiny solanums (Solanum subgenus Leptostemonum Bitter; the Leptostemonum Clade) are described from the islands of the Pacific. Two of the new species are from Fiji (S. pseudopedunculatum D.McClelland, sp. nov. and S. ratale D.McClelland, sp. nov.), two from New Caledonia (S. memoayanum D.McClelland, sp. nov. and S. semisucculentum D.McClelland, sp. nov.), one from Papua New Guinea (S. labyrinthinum D.McClelland, sp. nov.) and another from Vanuatu (S. vanuatuense D.McClelland, sp. nov.). A new status and combination is provided for the rare Hawaiian endemic S. caumii (F.Br.) D.McClelland, comb. et stat. nov. and a new type designated for S. peekelii Bitter of Papua New Guinea, for which a description is also provided. All species are illustrated with digitized herbarium specimens, mapped and have been assigned a preliminary conservation status using current IUCN guidelines. Details of all specimens examined are provided in a Suppl. materials 1: file SM1.

中文翻译：

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太平洋多刺茄属植物（茄科，细茎苦亚属；细茎分支）的新名称和地位。


太平洋岛屿上描述了五个新的多刺茄属物种（茄属 Leptostemonum Bitter；Leptostemonum Clade）。其中两个新种来自斐济（S.pseudopedunculatum D.McClelland，sp.nov.和S.ratale D.McClelland，sp.nov.），两个来自新喀里多尼亚（S.memoayanum D.McClelland，sp.nov.）。 S. semisucculentum D.McClelland, sp. nov.），一种来自巴布亚新几内亚（S. labyrinthinum D.McClelland, sp. nov.），另一种来自瓦努阿图（S. vanuatuense D.McClelland, sp. nov.）。为罕见的夏威夷特有 S. caumii (F.Br.) D.McClelland, 梳子提供了新的状态和组合。等统计数据。十一月以及巴布亚新几内亚指定的 S. peekelii Bitter 的新类型，并对其进行了描述。所有物种都配有数字化植物标本、绘制地图，并根据当前的 IUCN 指南分配了初步保护状态。所有检查样本的详细信息均在补充材料中提供。材料1：文件SM1。