| Answer | Crossword Clue |
|---|---|
| medulla | the central tissue in the stems of certain plants |
| medullae | MEDULLA, the central tissue in the stems of certain plants |
| medullar | pertaining to medulla (the central tissue in the stems of certain plants) |
| siphonostele | the cylinder of conducting tissue surrounding a central core of pith in certain stems |
| siphonosteles | SIPHONOSTELE, the cylinder of conducting tissue surrounding a central core of pith in certain stems |
| siphonostelic | of or like a siphonostele, the cylinder of conducting tissue surrounding a central core of pith in certain stems |
| stelai | central cylinder or cylinders of vascular and related tissue in stems and other parts of higher plants |
| stele | central cylinder or cylinders of vascular and related tissue in stems and other parts of higher plants |
