Loxostigma puhoatense N.D. Do et al., sp. nov., a new species of Gesneriaceae, is described and illustrated from Pu Hoat Nature Reserve, Nghe An Province, Vietnam. This species is morphologically similar to L. dongxingensis and L. damingshanensis in the plant habit, indumentum system of vegetative and reproductive characters, shape of leaf blades, calyx, pistil but differs from the latter two by the abaxially reddish-purple leaf blade with pubescent along veins, lateral veins 11-19, shorter white to pale yellowish-white corolla (3.7-3.8 cm long) with purple-spotted and glabrous inside, longer abaxial stamens in 2-2.1 cm, shorter and densely glandular-puberulent ovary in 1-1.2 cm, and sparsely glandular-puberulent style. Data on distribution, ecology, phenology, and vernacular of the new species are provided.

中文翻译：

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Loxostigma puhoatense（Gesneriaceae），一种来自越南中北部的新物种。

Loxostigma puhoatense ND Do等人，sp。越南Nghe An省Pu Hoat自然保护区描述并举例说明了一种新的Gesneriaceae科。该物种在植物习性，营养和生殖特征的硬毛系统，叶片的形状，花萼，雌蕊的形态上与东兴L.大明山L.相似，但与后两者有所不同，其背面为淡红的紫红色叶片沿着静脉，侧脉11-19，短的白色到淡黄白色的花冠（3.7-3.8厘米长），内部有紫色斑点和无毛，背面雄蕊长在2-2.1厘米，短而密集的腺-青春期子房在1 -1.2厘米，稀疏具腺柔毛。提供了有关新物种分布，生态，物候和乡土的数据。