What is the difference between protocorms and protocorm like bodies (PLBs) in orchid seed germination?

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N. Ahamed Sherif

Orchid seed has six different stages. In this stage 3 or 4 called protocorm stage. PLBs means the same type of structures observed and obtained from Leaf, stem or other type of explants during in vitro cultures.

Carlos Eduardo Pereira Nunes

That´s right. The difference between protocorms and protocorm like bodies (PLBs) is basically the origin of the tissue, nothing else.