Answer:

xylem

Answer	Crossword Clue
XYLEM	Part of a plant system
XYLEM	Tree tissue
XYLEM	Water-carrying plant tissue

XYLEM	Plant tissue
XYLEM	Plant circulatory system
XYLEM	Woody element in plant stems
XYLEM	Plant circulatory tissue
XYLEM	Woody tissue.
XYLEM	Woody tissue
XYLEM	Botanical nutrient conductor
XYLEM	Upward-flowing plant vessels