. The fern lover's companion; a guide for the Northeastern States and Canada. slender black stipes are ^•ery susce])til)le tochanges of light and war])ed and twisted fronds result. Dry, calcareous rocks, southern New England andwestward. Rare. \:\r. crislalH has foiked ])inn;e some-whal crowded towani the sunniiit f)f the frond. Missouri. ID Smooth (life HuakePclIiiCii ijhibcllit. IcUacd dtropurpurcci, ynr. Bui^hii Naked with a fe\\, scaltcred, spreading hairs, smoothsurface and dark ])olished stipes. Rhizome .short withmendiranous, orange or brown scales ha\ing a few bluntishteeth on each edg
. The fern lover's companion; a guide for the Northeastern States and Canada. slender black stipes are ^•ery susce])til)le tochanges of light and war])ed and twisted fronds result. Dry, calcareous rocks, southern New England andwestward. Rare. \:\r. crislalH has foiked ])inn;e some-whal crowded towani the sunniiit f)f the frond. Missouri. ID Smooth (life HuakePclIiiCii ijhibcllit. IcUacd dtropurpurcci, ynr. Bui^hii Naked with a fe\\, scaltcred, spreading hairs, smoothsurface and dark ])olished stipes. Rhizome .short withmendiranous, orange or brown scales ha\ing a few bluntishteeth on each edge. Pinn;e sub-opi.)Osite, divergent,narrowly olilong, obtuse; base truncate, cordate or clasp-ing, occasionally auricled; lower pinuie often with orbicu-lar or cordate ]>innides. Sterile i)innie broader, bluish orgreenish glaucous above, often crowded to overlapping. TiiK Ferx I.()\ ehs CVmipaxk (il The smooth cliff brake has a decidedly northern range,growing from northern Vermont to ^Missouri, and north-westward, but found rarely, if at all, in southern Dense Cliff Brake. Cri/ptnijram iiki iIciixii {?->) Dexsj; Cliff Bh.\keCriijAofirdnnnu ilciisa. Pelhica dciisd Modern botanists are inclined to jjlacc the dense cliffbrake and the slender cliff brake under the genus Cri/p-togrdmma, which is so nearly like Fellaea that one hesitatesto choose Itetween them. The word Criiptoijruinma means 62 The Ferx Lovers Compaxiox in Greek a hidden line, alluding to the line of sporangiahidden beneath the reflexed margin. The dense cliff brake may be described as follows: Stipes three to nine inches tall, blades one to threeinches, triangular-ovate, jiinnate at the summit, andtripinnate below. Segments linear, sharp-pointed, , having the margins entire and recurved, giving thesori the a])])earance of half-open ])ods. Sterile frondsshar])ly serrate. Stipes in dense tufts (densa) slender,wiry, light-brown. This rare little fern is a northern species and springs
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Keywords: ., bookcentury1900, bookdecade1920, bookidcu3192400171, bookyear1922
