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| published in: | Notul. Pl. Asiat. (Posthum. Pap.) 3: 149. | ||
| distribution: | New Guinea, Indonesia, Philippines | map: | |
| subfamily: | Lasioideae | ||
| no. of species: | 13 | cultivars: | not known |
| chromosome count: 2n=24, 26 | |||
| morphology: | rhizomatous helophytes, hygrophytes, leaves sagittate or hastate, venation reticulate, petioles spiny internodes not spiny, flowers bisexual with perianth of 4 tepals | ||
| varia: | similar genus: Lasimorpha | ||
 johnstonii |  macrotum |
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 David Scherberich: Cyrtosperma | |