TABLE 1 in Primulina hoangmongii (Gesneriaceae), a new species from northern Vietnam

TABLE 1. Comparison of morphological characters of Primulina hoangmongii, P. albicalyx, and P. swinglei. P. hoangmongiiP. albicalyxP. swingleiLeaftexturesucculentsucculentherbaceousbaserounded to subcordatecuneate to broadly cuneatecuneate to rounded or truncateadaxial indumentumappressed strigose or puberulousappressed puberulouspuberulousabaxial indumentumstrigose and puberulous; densely hispid-hirsute along veinsglabrescent; puberulous along veinspuberulous throughoutCymesnumber of flowersusually 26–143–10Bractsshapelinear to narrowly-lanceolatenarrowly ovate to ovatelinear to linear-lanceolatesize (mm)8–12 × 2–318–25 × 9–142–6 × 0.8–1Calyx colorgreenwhitegreenCorollacolourrich yellowpale yellowpale blue to purplelength (cm)5–63.5–4.51.5–4.2base of upper lipflat, rich yellowswelling between lobes, brownish yellowflat, purplestaminodes number322lateral staminodes length (mm)5–72.5–71.2–2stigmaligulate, entiredeltoid, 2-lobedligulate-oblong, entireDistributionN Vietnam, Yen BaiSE China, GuangxiSE China to N Vietnam表1. 黄莽报春苣苔（Primulina hoangmongii）、白萼报春苣苔（P. albicalyx）与翅柄报春苣苔（P. swinglei）的形态性状比较 | 形态性状 | 黄莽报春苣苔（Primulina hoangmongii） | 白萼报春苣苔（P. albicalyx） | 翅柄报春苣苔（P. swinglei） | | --- | --- | --- | --- | | 叶片质地 | 肉质 | 肉质 | 草质 | | 叶片基部 | 圆形至亚心形 | 楔形至宽楔形 | 楔形至圆形或截形 | | 叶面（近轴面）被毛 | 贴伏糙伏毛或微柔毛 | 贴伏微柔毛 | 全体被微柔毛 | | 叶背（远轴面）被毛 | 糙伏毛及微柔毛；叶脉上密被长硬毛-长柔毛 | 近无毛，叶脉上被微柔毛 | 全体被微柔毛 | | 聚伞花序 | | | | | 花数 | 通常2朵 | 6–14朵 | 3–10朵 | | 苞片 | | | | | 苞片形状 | 线形至狭披针形 | 狭卵形至卵形 | 线形至线状披针形 | | 苞片大小（mm） | 8–12 × 2–3 | 18–25 × 9–14 | 2–6 × 0.8–1 | | 花萼颜色 | 绿色 | 白色 | 绿色 | | 花冠颜色 | 浓黄色 | 淡黄色 | 淡蓝色至紫色 | | 花冠长度（cm） | 5–6 | 3.5–4.5 | 1.5–4.2 | | 上唇基部 | 平截，浓黄色 | 裂片间具隆起，棕黄色 | 平截，紫色 | | 退化雄蕊数 | 3 | 2 | 2 | | 侧生退化雄蕊长度（mm） | 5–7 | 2.5–7 | 1.2–2 | | 柱头 | 舌形，全缘 | 三角形，2裂 | 舌状长圆形，全缘 | | 分布区 | 越南北部安沛省 | 中国东南部广西 | 中国东南部至越南北部 |