planatedadj.

1911 Ann. Assoc. Amer. Geographers 1 118 Westward of the once largely planated surface of this belt, a levelled and slightly dissected zone of paleozoic sediments..occurs, forming the so-called ‘campos’ of South Brazil.

1937 Geogr. Jrnl. 90 56 The planated aspect of Waterpit Down from 900–850 feet suggests that this is a fragment of the erosion surface related to this bluff.

1954 W. D. Thornbury Princ. Geomorphol. xi. 286 Paige (1912) concluded that the processes of interstream and lateral erosion at the edges of alluvial fans would produce a sloping planated surface cut on bedrock which would become buried toward the center of a basin under a cover of gravel.

1983 Adv. Space Res. 3 ii. 97 The geomorphic analysis of the terrain indicated that these bluish gray tonal areas are due to flat planated surfaces which are devoid of drainage and vegetation.

1996 G. Goodland Littoral 33 Planated clifftop with bevelled edges.

1959 Amer. Jrnl. Bot. 46 511/2 The morphological nature of the aphlebiae has been variously interpreted, but it appears to the present writer that they are the equivalent of a lateral system of mesomes and telomes which has become planated and webbed.

1977 Brittonia 29 24 Rhacophyton is more complex than trimerophytes, especially in having planated, frond-like non-laminate vegetative branch systems.

1986 Geobios-Villeurbanne 19 87 In another lineage of the Callistophytales the fertile fronds were planated and leafless.

2001 C. M. Berry & M. Fairon-Demaret in P. G. Gensel & D. Edwards Plants invade Land vii. 138 Archaeopteris, with abundant planated leaves, was capable of creating shade on a large scale.