沉果胡椒
沉果胡椒 |
中文名:沉果胡椒 拉丁學名:Piper infossum Y. C. Tseng 界:植物界 總 門:種子植物門 門:被子植物門 綱:雙子葉植物綱 目:胡椒目 科:胡椒科 屬:胡椒屬 種:沉果胡椒 分布區域:中國西藏自治區 |
沉果胡椒(chén guǒ hú jiāo),學名:Piper infossum Y. C. Tseng)是胡椒科、胡椒屬木質攀援藤本植物。除花序軸外全部無毛;枝有縱棱,葉片卵形或狹卵形,雄性穗狀花序5.6-7.5厘米×3-4毫米; 花序梗2.5-3厘米,花序梗1.5-2厘米,通常短柔毛; 未熟核果很少,球狀,3-3.2毫米直徑。 產於西藏自治區)。生於林中,攀援於樹上。 [1]
目錄
沉果胡椒形態特徵
攀援藤本雌雄異株。 莖圓柱狀,2-4毫米厚,具條紋。 約的對於scircapetiole的基部的葉0.8-1.3厘米,被絨毛,先出葉可達1/2的倍於葉柄;
葉片卵形或狹卵形, 10-18 * 5-10 厘米,紙質,無毛到背面的被絨毛,正面具柔毛的沿脈,基部心形,偏斜,先端銳尖的或銳尖尖; 脈9,出現的頂端的對超過基部1-3厘米,其它人基部; 網脈明顯 穗狀花序對生。
雄性穗狀花序5.6-7.5厘米×3-4毫米; 花序梗2.5-3厘米,長具長柔毛; 軸白色長柔毛; 如此苞片圓形ocircarly,約1.5毫米寬,,近無柄。 雄蕊2; 花絲非常短。
Fcirca穗狀花序約1厘米×2厘米; 花序梗1.5-2厘米,通常短柔毛; 如同在雄性穗狀花序里的軸和苞片。 部分浸入軸的子房; 柱頭3或4,小;未熟核果很少,球狀,3-3.2毫米直徑。
Piper infossum Y. C. Tseng沉果胡椒 chen guo hu jiao Climbers dioecious. Stems terete, 2-4 mm thick, coarsely striate. Leaves toward base of stem: petiole ca. 0.8-1.3 cm, tomentose, prophyll up to 1/2 as long as petiole;
leaf blade ovate or narrowly ovate, 10-18 × 5-10 cm, papery, glabrous to abaxially tomentose, adaxially pilose along veins, base cordate, oblique, apex acute or acute-acuminate;
veins 9, apical pair arising 1-3 cm above base, others basal; reticulate veins conspicuous. Spikes leaf-opposed. Male spikes 5.6-7.5 cm × 3-4 mm; peduncle 2.5-3 cm, long villous;
rachis white villous; bracts orbicular or nearly so, ca. 1.5 mm wide, peltate, subsessile. Stamens 2; filaments very short. Female spikes ca. 1 cm × 2 cm; peduncle 1.5-2 cm, usually pubescent;
rachis and bracts as in male spikes. Ovary partly immersed in rachis; stigmas 3 or 4, small. Unripe drupes few, globose, 3-3.2 mm in diam.[2]
生境產地
分類
1 Plants ± hairy throughout, usually densely so 21a var. infossum 沉果胡椒(原變種)[4]
+ Plants glabrous except for rachis and bract margins 21b var. nudum 落葉沉果胡椒
Related Taxa
P. arborescens 蘭嶼胡椒 P. arunachalensis P. attenuatum 卵葉胡椒 P. austrosinense 華南胡椒 P. bambusifolium 竹葉胡椒 P. betle 蔞葉 P. boehmeriifolium 葉 P. boehmeriifolium var. boehmeriifolium 葉(原變種) P. boehmeriifolium var. glabricaule 光莖胡椒 P. bonii 復毛胡椒 P. bonii var. bonii 復毛胡椒(原變種) P. bonii var. macrophyllum 大葉復毛胡椒 P. cathayanum 華山蔞 P. chaudocanum 勐海胡椒 P. chinense 中華胡椒 P. damiaoshanense 大苗山胡椒 P. dolichostachyum 長穗胡椒 P. flaviflorum 黃花胡椒 P. hainanense 海南 P. hancei 山 P. hochiense 河池胡椒 P. hongkongense 毛 P. infossibaccatum 嵌果胡椒 P. infossum var. infossum 沉果胡椒(原變種) P. infossum var. nudum 落葉沉果胡椒 P. interruptum 疏果胡椒 P. kadsura 風藤 P. kawakamii 恆春胡椒 P. kwashoense 綠島胡椒 P. laetispicum 大葉 P. lingshuiense 陵水胡椒 P. longum 蓽拔 P. macropodum 粗梗胡椒 P. mischocarpum 柄果胡椒 P. mullesua 短 P. mutabile 變葉胡椒 P. nigrum 胡椒 P. nudibaccatum 裸果胡椒 P. pedicellatum 角果胡椒 P. pingbienense 屏邊胡椒 P. pleiocarpum 線梗胡椒 P. polysyphonum 樟葉胡椒 P. ponesheense 肉軸胡椒 P. puberulilimbum 毛葉胡椒 P. retrofractum 假蓽拔 P. rhytidocarpum 皺果胡椒 P. rubrum 紅果胡椒 P. sarmentosum 假 P. semiimmersum 緣毛胡椒 P. senporeiense 斜葉 P. sintenense 小葉爬崖香 P. stipitiforme 短柄胡椒 P. submultinerve 多脈胡椒 P. submultinerve var. nandanicum 狹葉多脈胡椒 P. submultinerve var. submultinerve 多脈胡椒(原變種) P. suipigua 滇西胡椒 P. sylvaticum 長柄胡椒 P. taiwanense 台灣胡椒 P. thomsonii 球穗胡椒 P. thomsonii var. microphyllum 小葉球穗胡椒 P. thomsonii var. thomsonii 球穗胡椒(原變種) P. tricolor 三色胡椒 P. tsangyuanense 粗穗胡椒 P. tsengianum 瑞麗胡椒 P. umbellatum 大胡椒 P. wallichii 石南藤 P. wangii 景洪胡椒 P. yinkiangense 盈江胡椒 P. yui 橢圓葉胡椒 P. yunnanense 子
參考來源
- ↑ 沉果胡椒, 植物智, 2020-01-18
- ↑ 植物智 >> 被子植物門 Angiospermae >> 胡椒科 Piperaceae >> 胡椒屬 Piper 沉果胡椒(chén guǒ hú jiāo)PPBCCVHColDuocetCFHeFlorasEOLTPLIPNIBHLPOWOGBIFiDigBioBingBaidu Piper infossum Y. C. Tseng
- ↑ FOC >> Vol.4 (1999) >> Piperaceae >> Piper
- ↑ 沉果胡椒 Piper infossum 胡椒目 Piperales 胡椒科 Piperaceae 胡椒屬 Piper 沉果胡椒 Piper infossum 下級列表 落葉沉果胡椒 Piper infossum var. nudumiPlant.cn 植物智——中國植物物種...