Major botanical differences between Dryopteris species.

Contributor:Dr. Pankaj OudhiaInteractive TableID: 1948
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Major botanical differences between Dryopteris species.
Characters.Dryopteris cochleataDryopteris sparsa
RhizomeThick, erect, clothed with light brown, lanceolate scalesThick ascending, densely clothed with ovate-lanceolate , golden or reddish scales.
Frondsapproximate, dimorphic, stipes 15-30 cm long, castaneous brown and scaly in basal region, stamineous above; sterile fronds bipinnatifid, pinnae alternate; Fertile fronds deeply contracted, bipinnate.Decompound, stipes erect, scaly in basal part, dark purplish-brown near base.
SoriIndusicate, indusium horse- shoe shapedIndusicate, medial on the ocroscopic vein, indusium horse- shoe shaped, firm, brown, persistert

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