pros·en·chy·ma 
(prŏ-sĕngkĭ-mə)
(prŏ-sĕngkĭ-mə)n.
1. A type of plant tissue consisting of elongated cells with tapering ends, occurring in supporting and conducting tissue.
2. A type of fungal tissue in which the hyphae are loosely arranged and can be distinguished from each other.
pros′en·chyma·tous (-kĭmə-təs) adj.