وفر 50٪ من خلال الاشتراك السنوي في مجرة واحصل على تصفح لا محدود لأفضل محتوى عربي على الإنترنت.

اشترك الآن

تمت عملية الاشتراك بنجاح

إغلاق

عذراً، عذرا،أنت مشترك مسبقاً بالنشرة البريدية

إغلاق

عذراً، هناك مشكلة في البريد الالكتروني

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get_post_type: string(7) "concept"

البيولوجيا

كأس الزهرة |  Calyx

26 أبريل 2020


وهو جزء أساسي من تكوين الزهرة في النبات يكون لونه أخضر ويشكل الغلاف الخارجي لهذه للزهرة ويحيط بها ، ثم يصبح جزء من قاعدتها عندما تتفتح هذه الزهرة .