Protologue Description: LEERZIA ORYZOIDES (L.) Sw., forma clandestina, n. f., panicularis et terminalibus et lateralibus intra vaginas omnino inclusis; ceteris formae typicae similis.
Terminal as well as lateral panicles wholly included in the sheaths; otherwise like the typical form of the species.-Flooded margin of a peat-bog, Stratford, Connecticut, 6 October, 1901, E.H. Eames, no. 600.
Usually very slender, simple attaining a height of about 1 m. This form was the only representative of the species at this station, where it was plentiful.