Fig. 2

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Spectra of four BLOeM emission-line stars, from top to bottom BLOem 2-104 (an Of?p stars with spectral type O5.5 f?pe), BLOeM 7-038 (with only weak emission infilling in the wings of the Balmer lines), BLOeM 4-002 (a B1.5: e star with broad absorption lines), and BLOeM 7-082 (a B2 e+ star with narrow absorption lines and strong double-peaked Balmer emission).
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