Type : "12. ?
conspurcatum S. Rhizoma.... Petioli....; lamina folii hastato-oblonga, maculis minutis albis sparsis obsita, lobis posticis extrorsum versis, acutatis, in sinu sensim angustatis, antico in cuspidem angustato; costae posticae inferne in sinu breviter-denudatae; venae in pseudoneurum uno latere a margine distantiusculum, (altero minus remotum) insertae. Spathae tubus...; lamnia angusta..... Synandrodia....(Stigmata minorum). - Guyana." [protologue].
Suriname, Paramaribo ad ..., 1849-1855, H.R. Wullschlägel 501 (T?: U [photo:
MO-1435459, MO-1435460,
MO-1435479]).