English: Fossil wood of the Alajuela Formation, Panama
Fig 6. Cross sections of selected woods from the Alajuela Formation showing the variation in vessel diameter, vessel frequency, and conformations of axial parenchyma (e.g., narrow bands, absent/rare, uniseriate bands, wide bands, aliform/confluent). A. Malvaceae type a; B. Arecaceae; C. Malvaceae type b; D. Salicaceae/Rubiaceae; E. undet. angiosperm; F. Annonaceae; G. undetermined angiosperm; H. Phyllanthaceae; I. Humiriaceoxylon sp. (Humiriaceae); J. Sapindaceae; K. Ficus sp. (Moraceae); and L. Fabaceae.
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