中国石竹科蝇子草属一新记录种——硬骨草叶蝇子草  

Silene holosteifolia,a Newly Recorded Species of Caryophyllaceae for Flora of China

作　　者：杨凤 叶婧怡 王焕冲[2] YANG Feng;YE Jingyi;WANG Huanchong(School of Life Sciences, Yunnan University, Kunming 650091, China;2School of Ecology and Environmental Science, Yunnan University, Kunming 650091, China)

机构地区：[1]云南大学生命科学学院,昆明650091 [2]云南大学生态与环境学院,昆明650091

出　　处：《西北植物学报》2022年第5期884-887,共4页Acta Botanica Boreali-Occidentalia Sinica

基　　金：国家自然科学基金(31960040)。

摘　　要：报道了中国石竹科蝇子草属一新记录种——硬骨草叶蝇子草(Silene holosteifolia Bocquet et Chater),并根据标本首次提供了该物种完整的形态描述和线描图。硬骨草叶蝇子草先前发现于尼泊尔和不丹,现发现于中国西藏自治区日喀则市的吉隆和聂拉木两县境内。硬骨草叶蝇子草与花脉蝇子草(S.multifurcata C.L.Tang)形态上最为相近,主要区别在于硬骨草叶蝇子草的花常单生,苞片卵状披针形,花萼钟形或圆球形,且纵脉黑色,在萼齿处脉端不连合,花瓣黄绿色,多次分裂,流苏状,裂片近线形,花柱3。凭证标本存于中国科学院植物研究所植物标本馆、昆明植物所标本馆和美国史密森学会。Silene holosteifolia Bocquet et Chater,a newly recorded species of Caryophyllaceae from China,is reported;based on the collections housed at herbaria,a detailed description and line drawing are first provided herein.S.holosteifolia was previously found in Nepal and Bhutan,and now first discovered in Gyirong and Nyalam of Shigatse,Tibet,China.It is most similar to S.multifurcata C.L.Tang,but differs from the latter by its flower usually solitary,rarely 2-3 flowered cymes,ovate-lanceolate bracts,campanulate or globose calyx with black longitudinal veins disjoint at apex,yellowish green petals,limbs repeatedly branched result in fringed,lobes linear,and styles 3.Voucher specimens are deposited in PE,KUN and US.

关 键 词：硬骨草叶蝇子草 中国 新记录 蝇子草属 囊萼组 

分 类 号：Q949.745.8[生物学—植物学]