Diagonosis
A species is closely related to Psammogeton canescens andP. shivalikense but differing from them by its smaller stem 3-10 cm tall, internodes faintly striate, petioles 2-5 cm long, peduncles 1-3 cm long, leaf segments linear and acuminate, involucres four or five ± 3.5 mm long bracts, involucels five ± 3.2 mm bractlets, flowers white tinged pale yellow, filaments ± 2.4 mm long, light purple, stylopodium and styles far smaller than length of hairs, schizocarps ellipsoid or oblong, primary ridges with variably winged and fruit hairs over three times longer than their width.
Type: India, Jammu and Kashmir, district Jammu, near Mandal 32 66′55′′ N 74 74′46′′ E 285 a.s.l. 25 Apr 1018, Bhellum 15778 (holotype: HBJU ).
Etymology: The specific epithet refers to honour Prof/Dr Rani Magotra an eminent plant taxonomist for her contribution in cytology, taxonomy, biodiversity and Plant conservation.