FIGURE 16. Claiborne Fabaceae Fruit Type 1 in Fruits, seeds and flowers from the Puryear clay pit (middle Eocene Cockfield Formation), western Tennessee, USA

FIGURE 16. Claiborne Fabaceae Fruit Type 1: 1) UF15820-061134, showing nutlet in the middle, large wing at the top and small wing at the bottom. Arrows a and b indicate areas to be enlarged to show spines on the nutlet. The other two arrows on the right indicate that the two wings are on different levels with clay infilling between them. Scale bar equals 3 mm; 2) Enlargement of a in Figure 16.1 to show spines. Scale bar equals 1 mm; 3) Enlargement of b in Figure 16.1 to show spines going underneath the small wing. Scale bar equals 1 mm; 4) UF15820-059396, showing a pedicel (p) – or gynophore and spines (s). Scale bar equals 3 mm.