. British ferns and their varieties. XLII POLYPODIUM VULGARE, VUT. GRANDICEPS FoX 348 BRITISH FERNS XLIII Ramosum C. Hillman. Hants, i860. By Mr. Wollaston. %. j^ Vf4 P , >V. XLIII POLYPODIUM VULGARE, VCtr. RAMOSUM HlLLMAN 350 BRITISH FERNS XLIV Congestum Preston ( Woll.)Mr. R. P. Preston, Yelland, Carnforth. Lancashire. 1S71. 11 Prestonii {Moore) Mr. Barnes records the discovery in the north of the followingplumose forms of the species :—Prestonii, found in 1871 on thelimestone range called Warton Crag, Lancashire, by Mr. Preston,of Yelland ; Barrowii, found in 1874 near Wither


. British ferns and their varieties. XLII POLYPODIUM VULGARE, VUT. GRANDICEPS FoX 348 BRITISH FERNS XLIII Ramosum C. Hillman. Hants, i860. By Mr. Wollaston. %. j^ Vf4 P , >V. XLIII POLYPODIUM VULGARE, VCtr. RAMOSUM HlLLMAN 350 BRITISH FERNS XLIV Congestum Preston ( Woll.)Mr. R. P. Preston, Yelland, Carnforth. Lancashire. 1S71. 11 Prestonii {Moore) Mr. Barnes records the discovery in the north of the followingplumose forms of the species :—Prestonii, found in 1871 on thelimestone range called Warton Crag, Lancashire, by Mr. Preston,of Yelland ; Barrowii, found in 1874 near Witherslack, West-moreland, by Thomas Barrow, a stonemason, of Lindale; Hadieinii,found in 1875 near Silverdale, Lancashire, by Mr. Hadwin, ofLiverpool. Mr. Lowe has a fine plumose form which is said tohave been found near Macclesfield, by the gardener of the late of that town. There is also Mr. Iverys Cambricumerection, a very robust deltoid form which is said to be fertile, andwhose history appears to be lost. Prestonii is the nearest approachto a congested form. Under glass by Mr. Barnes. This plant was found by not far from his own farm; it was ver


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1912