TY - JOUR T1 - On the Structure and Functions of the Rostellum in Listera ovata JF - Proceedings of the Royal Society of London (1854-1905) VL - 7 SP - 152 EP - 152 PY - 1854/01/01/ UR - http://dx.doi.org/10.1098/rspl.1854.0037 M3 - doi:10.1098/rspl.1854.0037 AU - Hooker, J. ER -