FIGURE 22. Claiborne Fagaceae Fruit Type 2 in Fruits, seeds and flowers from the Puryear clay pit (middle Eocene Cockfield Formation), western Tennessee, USA

FIGURE 22. Claiborne Fagaceae Fruit Type 2: 1) UF15820-004016, base of cupule showing concentric arrangement of spines (indicated by arrow). Note at least six concentric circles; 2) UF15820-004016', note simple spines (indicated by arrow); 3) UF15820-004020, base of cupule showing attachment scar (indicated by arrow) and apically curved spines; 4) UF15820-061121, showing curved spines (indicated by arrow); 5) UF15820-032202, a large fruit about 5 cm in diameter. Note curved, simple spines (indicated by arrow). All scale bars equal 5 mm.