part of part of hippocampus stratum radiatum CA1 stratum radiatum stratum radiatum of the CA1 field PBA:10061 BIRNLEX:4119 CA1 stratum radiatum radiate layer of CA1 field FMA:277862 DMBA:16134 MBA:415 neuronames:2941 Part of stratum radiatum lying in area CA1, superficial to the CA1 pyramidal cell layer and deep to the CA1 stratum lucidum-moleculare, continuous with the stratum radiatum of CA2 and bounded by the subiculum. It contains the Schaffer collateral projection from CA3. BAMS:sr UBERON:0014554 layer of CA1 field