. A popular description of the common Oregon ferns; contribution from the Herbarium of the University of Oregon. 28 A POPULAR DESCRIPTION OP INDEX. Descrip-tionAdiantum— pedatum 13 Alpine Beech fern 17 Asplenium— trichomanes 15 viride 15 Athyrium— cyclosorum 17 Bladder fern 15 Botrychium— silaifolium . 11 virginiana 11 Brake 13 Ceropteris— triangularis 17 Chain fern 15 Cheilanthis— gracillima 13 Cliff Brake 11 Cryptogramma— acrostichoides 11 Deer fern 11 Dryopteris— filix-mas 13 rigida 13 spinulosa 13 Filix— fragilis 15 Gold-backed fern 17 Grape fern 11 Holly fern 15 Lace fern 13 Leather-
. A popular description of the common Oregon ferns; contribution from the Herbarium of the University of Oregon. 28 A POPULAR DESCRIPTION OP INDEX. Descrip-tionAdiantum— pedatum 13 Alpine Beech fern 17 Asplenium— trichomanes 15 viride 15 Athyrium— cyclosorum 17 Bladder fern 15 Botrychium— silaifolium . 11 virginiana 11 Brake 13 Ceropteris— triangularis 17 Chain fern 15 Cheilanthis— gracillima 13 Cliff Brake 11 Cryptogramma— acrostichoides 11 Deer fern 11 Dryopteris— filix-mas 13 rigida 13 spinulosa 13 Filix— fragilis 15 Gold-backed fern 17 Grape fern 11 Holly fern 15 Lace fern 13 Leather-leaf Polypod 17 Licorice fern 17 Lady fern 17 Maiden hair 13 Maiden hair spleenwoi t 15 Male fern 13 Mountain Polypod 17 Oak fern 17 Ophioglossum— vulgatum 11 Parsley fern 11 Illustra-tion 1425 24 2522 2o 14 2724 1612 1010 1816 2227220162627251424 10 THE COMMON OREGON FERNS 29 INDEX—Continued. Pellaea— brachyptera breweri densa Phegopteris— alpestris dryopteris Polypodium— liesperium occidentale scouleri Polysticlrum— lemmoni lonchitis munitum scopulinum Pteris—? aquilina R
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Keywords: ., bookcentury1900, bookdecade1910, bookidpopulardescr, bookyear1913
