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''Comandra'' is a monotypic genus containing the single species ''Comandra umbellata''. Its common names include bastard toadflax, umbellate bastard toadflax, and common comandra.〔(''Comandra umbellata''. ) NatureServe. 2012.〕 The plant has a disjunct distribution;〔 its four subspecies occur in North America and the Mediterranean. ==Description== ''Comandra'' is a perennial herb growing about 8 to 34 cm tall. The leaves are up to 3.3 cm long and are alternately arranged. The flowers lack petals, but have five greenish-white sepals. The flowers are insect-pollinated. The fruit is a drupe.〔(''Comandra umbellata''. ) Arches National Park, Utah. United States National Park Service.〕 Subspecies include:〔(''Comandra umbellata''. ) Integrated Taxonomic Information System (ITIS).〕 *''C. u.'' ssp. ''californica'' – California bastard toadflax *''C. u.'' ssp. ''pallida'' – pale bastard toadflax, pine bastard toadflax *''C. u.'' ssp. ''umbellata'' ''C. umbellata'' is semiparasitic; it is not holoparasitic as it obtains some nutrition through photosynthesis. It has a wide host range, parasitizing over 200 known plant species.〔 These include ''Aster'', ''Antennaria'', ''Solidago'', ''Rosa'', ''Rubus'', ''Fragaria'', ''Vaccinium'', ''Acer'', ''Betula'', ''Populus'', ''Carex'', and some grasses.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Comandra」の詳細全文を読む スポンサード リンク
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