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A plant cell that differs noticeably in form from neighboring cells.

id′i·o·blas′tic adj.


(Biology) a plant cell that differs from those around it in the same tissue
ˌidioˈblastic adj


(ˈɪd i əˌblæst)

a plant cell that differs greatly from the surrounding cells or tissue.
id`i•o•blas′tic, adj.
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References in periodicals archive ?
Mature raphid and raphid idioblast structure in plants of the edible aroid genera Colocasia, Alocasia and Xanthosoma.
Jubaea chilensis lacks raphide bundles and raphide containing idioblasts in the staminate petals, as observed in Butia (Martel et al.
In Plant kingdom, oxalate is a common photosynthetic byproduct (2) and many plants are known to synthesize calcium oxalate crystals which are stored in leaves and organ cells like idioblasts (3).
Diversity and distribution of idioblasts producing calcium oxalate crystals in Dieffenbachia seguine (Araceae).
The authors conclude that in dry environments, the canopy contains numerous layers of thick cells, whereas in humid environments, the canopy presents fewer layers of cells, and the exodermis shows higher numbers of idioblasts in plants treated with at least 50% urea (Figure 2B).
2002), also showed druses placed in special idioblasts or in lumen of chlorenchymatic cells.
Sections of leaves from plants cultivated in the greenhouse showed the layer of palisade cells well-organized and some of these cells underwent periclinal division; well-developed cuticle; presence of idioblasts containing crystals (Figure 3).
Five shapes of minor vascular bundles are found: arrosetate (78), round in outline (79), elliptical (80), ovoid (81), or mixed round in outline and elliptical (82); idioblasts with rachids are present or absent (83).