Cyrtosperma, is a genus in the family Araceae. The genus underwent taxonomic changes in the 1980s, and is endemic to Asia and the Pacific islands. This plant is known as “Giant Swamp Taro”.

The genus Cyrtosperma is a unique plant, because it generally has thorny stems and is harder than other Araceae families. The species most frequently seen in media coverage, the most popular of which is Cyrtosperma merkusii, is found in New Guinea, the Philippines, Malaysia, Kalimantan and Sumatra. In Malaysia, the roots are used for food crops.

Cyrtosperma likes a watery place, such as in swamps that are slightly shady, in a preferred place, Cyrtosperma can grow large, more than 5 meters high. The flowers are completely bisexual.


Cyrtosperm Griff.

(Govaerts & Frรถdin, World Checklist and Bibliography of Araceae (2002))

Cyrtosperma afzelii (syn. Lasimorpha senegalensis)
Cyrtosperma americanum (syn. Anaphyllopsis Americana)
Cyrtosperma angustilobum (syn. Podolasia stipitata)
Cyrtosperma bantamense (syn. C. merkusii)
Cyrtosperma beccarianum
Cyrtosperma bougainvillense
Cyrtosperma brassii
Cyrtosperma carrii
Cyrtosperma chamissonis
Cyrtosperma consobrinum (C. macrotum)
Cyrtosperma cuspidilobum (syn. C. merkusii)
Cyrtosperma cuspidispathum
Cyrtosperma dubium (syn. C. merkusii)
Cyrtosperma edule (syn. C. merkusii)
Cyrtosperm ferox
Cyrtosperma giganteum
Cyrtosperma gressittiorum
Cyrtosperm hamalii
Cyrtosperma hastatum (C. macrotum)
Cyrtosperma intermedium (syn. C. merkusii)
Cyrtosperma janowskyi (C. macrotum)
Cyrtosperma johnstonii
Cyrtosperma kokodense
Cyrtosperma lasioides (syn. C. merkusii)
Cyrtosperma macrotum
Cyrtosperma matrieffianum (syn. Anchomanes sp.)
Cyrtosperma merkusii - var. giganteum - var. intermediate
Cyrtosperma nadeaudianum (syn. C. merkusii)
Cyrtosperma senegalense (Lasimorpha senegalensis)
Cyrtosperma spruceanum (Dracontium spruceanum)
Cyrtosperma subulispathum (C. macrotum)
Cyrtosperma syapense (C. macrotum)
Cyrtosperma wurdackii (Urospatha wurdackii)

Cross results

Cyrtosperma cuspidispathum x Cyrtosperma beccarianum (Dr Hay and Mr Arden Dearden), crossed into a beautiful plant, leaves showing large back lobes, combined characteristics of both parents, flowers with elongated spathes with a beautiful pink-purple color, and attractively colored stalks .

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