單翅豬毛菜檢視原始碼討論檢視歷史
單翅豬毛菜 |
中文學名:單翅豬毛菜 拉丁學名:Salsola monoptera 界:植物界 科:莧科 屬:豬毛菜屬 |
單翅豬毛菜,一年生草本,高10-30厘米,為莧科豬毛菜屬的植物。分布於西伯利亞、蒙古以及中國大陸的青海、西藏等地,生長於海拔3,300米至4,800米的地區,多生在河灘和山麓砂礫地,目前尚未由人工引種栽培。 [1]
單翅豬毛菜形態特徵
一年生草本,高10-30厘米;莖自基部分枝,密生短硬毛;枝互生,伸展,最下部的枝近於對生。
葉片絲狀半圓柱形,長1-1.5厘米,寬0.5-1毫米,黃綠色,有短硬毛,頂端有刺狀尖,基部稍擴展。
花序穗狀,有時花遍布於植株; 苞片披針形,長於小苞片;花被片長卵形,膜質,無毛,頂端尖,果時變硬、革質,僅1個花被片的背面生翅,其餘的背面生齒狀突起;花被片在翅以上部分,頂端尖,向中央聚集,形成平面;雄蕊長於花被,花葯長約0.3毫米,附屬物極小;柱頭絲狀,長為花柱的4-6倍;花柱極短。
種子橫生,直徑約1毫米。花期7-8月,果期8-9月。
Herbs annual, 10–30 cm tall. Stem branched from base, densely hispid; branches alternate, horizontally spreading, lowest ones subopposite. Leaves yellow-green, filiform, semiterete, 1–1.5 cm × 0.5–1 mm, hispid, base slightly expanded, apex spinose mucronate. Inflorescence spikelike, or sometimes flowers borne throughout plant; bracts lanceolate, longer than bractlets. Perianth segments narrowly ovate, membranous, hardened and leathery in fruit, only 1 segment abaxially winged, others with a toothlike process, all glabrous; portion of segment above wing or process connivent with others and forming a plane surface, apex acute. Stamens longer than perianth; anthers ca. 0.3 mm; appendage very small. Style very short; stigmas filiform, 4–6 × as long as style. Seed horizontal, ca. 1 mm in diam. Fl. Jul–Aug, fr. Aug–Sep.
單翅豬毛菜生長環境
生境: 河灘
海拔下限 3300
海拔上限 4800