鈉豬毛菜檢視原始碼討論檢視歷史
鈉豬毛菜 |
中文學名:鈉豬毛菜 拉丁學名:Salsola nitraria Pall. 界:植物界 門:被子植物門 Angiospermae 綱:雙子葉植物綱 Dicotyledoneae 亞 綱:原始花被亞綱 Archichlamydeae 目:中央種子目 Centrospermae 科:藜科 Chenopodiaceae 亞 科:螺胚亞科 Spirolobeae 族:豬毛菜族 Salsoleae 屬:豬毛菜屬 Salsola 分布區域:新疆北部 |
鈉豬毛菜形態特徵
一年生草本,高10-40厘米;莖自基部分枝,枝互生,最基部的枝近對生,生短柔毛及稀疏的長柔毛,毛以後常脫落。
葉片半圓柱形,長0.8-1.5厘米,寬1-1.5毫米,疏生長柔毛,頂端鈍,基部稍擴展,果時葉片脫落。
花序為由許多穗狀花序構成的圓錐狀花序;苞片寬卵形,邊緣膜質,與小苞片近等長;小苞片近於圓形,稍短於花被;花被片長卵形或披針形,背部近肉質,綠色,邊緣膜質,無緣毛或僅在頂端有緣毛,果時自背面中上部生翅;翅3個較大,寬倒卵形或半圓形,膜質,黃褐色或黑褐色,邊緣無色,脈細而密集,2個較小,寬條形,花被果時(包括翅)直徑7-9毫米;花被片在翅以上部分,寬三角形,無毛,向中央聚集,緊貼果實;花葯長約1毫米;柱頭絲狀,與花柱近等長。
種子橫生或斜生。花期7-8月,果期9-10月。
Herbs annual, 10-40 cm tall. Stem branched from base; lower branches subopposite, pubescent and sparsely villous. Leaves semiterete, 0.8-1.5 cm × 1-1.5 mm, sparsely villous, deciduous in fruit, base slightly expanded, apex obtuse. Inflorescence spicate-paniculate; bracts broadly ovate, margin membranous, nearly equaling bractlets; bractlets suborbicular, slightly shorter than perianth. Perianth (including wings) 7-9 mm in diam. in fruit; segments narrowly ovate or lanceolate, green, abaxially nearly fleshy and winged from distal middle part in fruit, margin membranous, not ciliate or only apex ciliate; portion of segment above wing connivent with others, tightly appressed to utricle, broadly triangular, glabrous; 3 wings yellow-brown or black-brown, broadly ovate or semiorbicular, larger, membranous, with fine, dense veins, margin colorless; other 2 wings broadly linear, smaller. Anthers ca. 1 mm. Stigmas filiform, nearly equaling style. Seed horizontal or oblique. Fl. Jul-Aug, fr. Sep-Oct.
鈉豬毛菜生長環境
生於戈壁灘或砂丘。
鈉豬毛菜分布範圍
產新疆北部。蘇聯、土耳其、伊拉克、伊朗、阿富汗、巴基斯坦也有。 [2]