Biology, asked by reenatiwari821115, 10 hours ago

sprophyll of pteris

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Answered by madefordad

1

The dissections of the pinnae in Pteris are not as deep as in Pteridium. Venation open dichotomous type. The pinnae small near the base, large towards the middle and once again small towards the apex as in Pteris vittata. The leaves show circinate vernation in young stage (a typical fern feature).

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Answered by Goldenstar06

0

Answer:

The dissections of the pinnae in Pteris are not as deep as in Pteridium. Venation open dichotomous type. The pinnae small near the base, large towards the middle and once again small towards the apex as in Pteris vittata. The leaves show circinate vernation in young stage (a typical fern feature).

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