Suspiciously large values from gap-filled trait data

LeafArea

Issue raised by F. Rosa, for instance: (units are mm^2!)

Species n LeafArea.leaf.undef_mean LeafArea.leaflet.undef_mean LeafArea.undef.undef_mean 1 Hylocomium 1 171432254. 174. 6.90e-3 2 Hylocomium splendens 1 171432254. 174. 6.90e-3 3 Alzatea 3 3145145. 14.2 2.81e+3 4 Alzatea verticillata 3 3145145. 14.2 2.81e+3 5 Glossopetalon spinescens 1 1660069. 382272290. 1.16e+4 6 Trachycarpus fortunei 12 582016. 130432. 1.11e+5