What is phylloclade ?

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《》Phylloclade  :  A flattened branch or stem-joint resembling and functioning as a leaf......

Answer

Phylloclade also called cladophyll. phylloclade are green photosynthetic flattened stem that resembles a leaf.Phylloclades are formed in an adaptation to dry habitats, e.g., Opuntia., casuarina

Answer

Phylloclades or Cladophylls and Cladodes-Phylloclade or cladophyll is a flat leaf-like aerial metamorphosed stem or branch of many or several nodes and internodes doing the function of leaves. In many plants growing in dry or and regions, leaves are reduced to spines or leaves fall off very early as an adaptation and precaution against loss of water. The phylloclades function as leaves and sometimes act as water storing organs. Examples-Opuntia dillenii (Cactaceae), Muehlenbeckia platyclados (Polygonaceae') etc. are typical phylloclades with distinct nodes and lnternodes. In some plants like Asparagus racemosus (Liliaceae) and Ruscus aculeatus (Liliaceae), each branch consists of one internode arising at the axil of minute scale leaves. The branches become very much leaf like. These metamorphosed leaf-like branches of one internode are called cladodes. Phylloclades and cladodes do the function of foliage leaves i.e. photosynthetic

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