Research Article | Published: 01 December 2005

Systematics of the genus Cyrtomium Presl. (Pteridophyta-Dryopteridaceae) from Uttaranchal (North-West Himalaya)

H. C. Pande, Pragya Joshi and P. C. Pande

Indian Journal of Forestry | Volume: 28 | Issue: 4 | Page No. 451-456 | 2005
DOI: https://doi.org/10.54207/bsmps1000-2005-L498HI | Cite this article

Abstract

The paper deals with four species of the genus Cyrtomium Presl occurring at Uttaranchal. C. macrophyllum is a new record from Uttaranchal, whereas C. falcatum and C. nervosum are new records for Kumaon and Garhwal Himalayas respectively. Artificial key for identification, correct nomenclature, diagnostic features and illustrations of all the 4 species have been provided to facilitate easy identification.

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Fig. 1

(A-J). C. caryotideum: A-Lowermost pinna pair; B-Rhizome scale; C-Stipe scale; D-Rachis scale; E-Fibrillae on petiole & rachis; F-Part of pinna showing veination, margin and sori position; G-Indusia; H-Sporangia; I-Spores; J-Terminal pinna.

Fig. 2

(A-H). C. falcatum: A-Plant habit; B-Rhizome scale; C-Stipe scale; D-Rachis scale; E- Part of pinna showing veination, margin and sori position; F-Indusia; G-Spores; H-Sporangia.

Fig. 3

(A-H). C. macrophyllum: A-Plant habit; B-Rhizome scale; C-Stipe scale; D-Rachis scale or fibrillae; E-Part of pinna showing veination, margin and sori position; F-Indusia; G-Sporangia; H-Spores.

Fig. 4

(A-J). C. nervosum: A-Plant habit; B-Rhizome scale; C-Stipe scale; D-Rachis scale; E-Basal pinna; F-Part of pinna showing veination, margin and sori position; G-Indusia; H-Sporangia; I-Spores; J-Sporangial paraphysis.

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How to cite

Pande, H.C., Joshi, P. and Pande, P.C., 2005. Systematics of the genus Cyrtomium Presl. (Pteridophyta-Dryopteridaceae) from Uttaranchal (North-West Himalaya). Indian Journal of Forestry, 28(4), pp.451-456. https://doi.org/10.54207/bsmps1000-2005-L498HI

Publication History

Manuscript Published on 01 December 2005

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