Vascular strand having numerous scattered fibrovascular bundles is?
A.Eustele – stele with rings of vascular bundles
B.Atactostele – Stele with a scattered arrangement of fibrovascular bundles.
C.Polycyclic stele - A stele with central pith surrounded by vascular tissue is called siphonostele. Such a condition is known as polycyclic and stele is called polycyclic stele.
D.Dictyostele – a stele, in which entire stele broken into smaller steles called meristeles, and are present in the form of ring.
So, the correct option is ‘Atactostele’.