Relative numbers of en passant and stalked boutons on association axons from superficial pyramidal cells in piriform cortex and endopiriform nucleus (En)
| Layer | En passant | Stalked | % Stalked |
|---|---|---|---|
| Ib | 212 | 62 | 22.6 |
| II | 209 | 44 | 17.4 |
| IIIs | 264 | 55 | 17.2 |
| IIId | 169 | 55 | 24.6 |
| En | 148 | 45 | 23.3 |
Data were derived by random sampling of the same five cells used for Table 1.