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Color illustrations of medicinal pteridophytes: (a) Equisetum ramosissimum; (b) Asplenium bulbiferum; (c) Pteris semipinnata; (d) Woodwardia orientalis; (e) Lygodium flexuosum; (f) Pteris ensiformis
Note: for interpretation of the references to color in this figure legend, the reader is referred to the web version of this article
