sieve tube

English Thesaurus

1. tube formed by cells joined end-to-end through which nutrients flow in flowering plants and brown algae (noun.plant)

hypernym	:	vascular tissue,
definition	:	tissue that conducts water and nutrients through the plant body in higher plants (noun.plant)

part meronym	:	bast, phloem,
definition	:	(botany) tissue that conducts synthesized food substances (e.g., from leaves) to parts where needed; consists primarily of sieve tubes (noun.plant)