Table 1 in Cyrtandra argentii, a new species of Cyrtandra (Gesneriaceae) from the Philippines, and a review of the C. villosissima group

Table 1. Diagnostic characters separating the four studied species. C. argentii sp. nov.C. ferrugineaC. hirtigeraC. villosissimaDistributionSierra Madre Mountain Range to Mindoro IslandCatanduanes, Mt Bulusan, Mt Isarog, Mt MayonPalawanNegros Island to Mindanao IslandIndumentum colorWhite all throughoutFerruginousCrimson or pale white FerruginousLeaf symmetrySubequalAnisophyllousSubequalSubequalInflorescence typeCompound cymeCymeCymeCymeInflorescence attachmentPedunculatePedunculateSubsessileSubsessileNo. of flowers per inflorescence10–151–34–many-flowered4–many-floweredCalyx hirsutenessDensely hirsute externally, glabrous internallyDensely hirsute externally, with glandular hairs internally at base of lobesDensely hirsute externally, with scattered glandular hairs internally and prominent tufts of hairs at the baseDensely hirsuteCalyx lobes shapeAcuminateAcuminateAcute or narrowly acuminateLinearCorolla colorWhiteWhiteDull reddish orange or yellowish greenRedCorolla hirsutenessGlabrous externally and internallyDensely hirsute, with glandular hairs internallyGlandular hairs externally and internallyDensely hirsuteCalyx persistencePersistent entirely enclosing the fruitPersistent entirely enclosing the fruitNot persistentPersistentStyle persistencePersistentPersistentNot persistentPersistent表1 四种研究物种的形态鉴别特征 物种名称依次为：C. argentii sp. nov.、C. ferruginea、C. hirtigera、C. villosissima 1. 分布区：C. argentii sp. nov. 分布于马德雷山脉至民都洛岛；C. ferruginea 分布于卡坦端内斯岛、布卢桑火山、伊萨罗格山、马荣火山；C. hirtigera 分布于巴拉望岛；C. villosissima 分布于内格罗斯岛至棉兰老岛 2. 被毛颜色：C. argentii sp. nov. 通体被白色毛被；C. ferruginea 被锈色毛被；C. hirtigera 被深红色或淡白色锈色毛被；C. villosissima 被锈色毛被 3. 叶对称性：C. argentii sp. nov. 叶近等大；C. ferruginea 具不等叶性；C. hirtigera 叶近等大；C. villosissima 叶近等大 4. 花序类型：C. argentii sp. nov. 为复聚伞花序；其余三个物种均为聚伞花序 5. 花序着生方式：C. argentii sp. nov. 与 C. ferruginea 具总花梗；C. hirtigera 与 C. villosissima 近无总花梗 6. 每花序花数：C. argentii sp. nov. 具10~15朵花；C. ferruginea 具1~3朵花；C. hirtigera 与 C. villosissima 具4朵至多花 7. 花萼被毛特征：C. argentii sp. nov. 花萼外部密被长硬毛，内部无毛；C. ferruginea 花萼外部密被长硬毛，裂片基部内部具腺毛；C. hirtigera 花萼外部密被长硬毛，内部具分散腺毛且基部具明显毛簇；C. villosissima 花萼全面密被长硬毛 8. 花萼裂片形状：C. argentii sp. nov. 与 C. ferruginea 的花萼裂片渐尖；C. hirtigera 的花萼裂片急尖或狭渐尖；C. villosissima 的花萼裂片线形 9. 花冠颜色：C. argentii sp. nov. 与 C. ferruginea 的花冠为白色；C. hirtigera 的花冠为暗红褐色或淡黄绿色；C. villosissima 的花冠为红色 10. 花冠被毛特征：C. argentii sp. nov. 花冠内外均无毛；C. ferruginea 花冠密被长硬毛且内部具腺毛；C. hirtigera 花冠内外均具腺毛；C. villosissima 花冠密被长硬毛 11. 花萼宿存情况：C. argentii sp. nov.、C. ferruginea 与 C. villosissima 的花萼完全宿存并包裹果实；C. hirtigera 的花萼不宿存 12. 花柱宿存情况：C. argentii sp. nov.、C. ferruginea 与 C. villosissima 的花柱宿存；C. hirtigera 的花柱不宿存