6251d Protostele. Psilotum, stem t.s.
6252d Actinostele. Lycopodium, stem t.s.
6253d Polystele. Pteridium, rhizome t.s. showing concentric vascular bundles with inner xylem
6254d Ectophloic siphonostele. Osmunda, rhizome t.s.
6255d Amphiphloic siphonostele. Adiantum, rhizome t.s.
6256d Dictyostele. Polypodium, rhizome t.s.
6257d Eustele. Ranunculus, stem t.s., open collateral bundles
6258d Eustele. Lamium, stem t.s.
6259d Eustele. Cucurbita pepo, stem t.s., bicollateral bundles
6260d Atactostele. Zea mays, stem t.s., closed collateral bundles
6261d Arrangement of bundles similar to atactostele in a dicot plant.Podophyllum, stem t.s.
6262d Concentric vascular bundles with outer xylem. Convallaria, rhizomet.s.
6263d Radial concentric vascular bundle. Ranunculus, root t.s.
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