…The genus Chara is monoecious, with two reproductive organs, one above the other, and the upper one being female, which distinguishes it from other genera. Eight species, one subspecies, and five varieties are known in Japan, including the representative species C. braunii Gmelin (illustration), C. globularis Thuillier, C. zeylanica Wild., and C. corallina Wild. They grow in ponds, ditches, lakes, and rice fields. The most common species, Chara, does not have a cortex, making it a good material for observing protoplasmic streaming, and is easy to cultivate indoors, so it is often used as a teaching material in science education. … *Some of the terminology that refers to "Staghorn spider" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…シャジクモ属は雌雄同株で,上下に並んでできる2個の雌雄生殖器官のうち,上位の器官が雌性であることで他の属と区別される。日本のこの属には8種1亜種5変種が知られ,その代表的な種にシャジクモC.braunii Gmelin(イラスト)のほかに,カタシャジクモC.globularis Thuillier,ハダシシャジクモC.zeylanica Wild.,オオシャジクモC.corallina Wild.などがあり,池,溝,湖沼または水田などに生育する。最も普通に見られるシャジクモは皮層がないために,原形質流動の観察によい材料であり,また室内培養も容易であるため,理科教育の教材によく用いられる。… ※「カタシャジクモ」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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