# Bicollateral vascular bundles are found in family (1) Malvaceae (2) Musaceae (3) Solanaceae (4) Cucurbitaceae

Bicollateral vascular bundles are visible in the members of Cucurbitaceae.It is a kind of conjoint vascular bundle in the stem that has only one strand of xylem and two strands of phloem. In such a vascular bundle, the phloem is present both on the outer side and the inner side of the xylem. It is an open vascular bundle commonly found in the stems of Cucurbita or Cephalandra plants.