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This species is accepted, and its native range is Borneo.

[CATE]

CATE Araceae, 17 Dec 2011. araceae.e-monocot.org

Diagnostic
Superficially similar to R. puberula but differing in leaves completely glabrous and never perforated, by the smaller, more slender spadix and in flowering on long, free shoots.
Habitat
Lowland primary to lightly disturbed forest.
Distribution
Sarawak (1st Diviosion, Brunei Darussalam (Belait), Kalimantan (West, Central and East). Endemic.
General Description
Moderate leptocaul homeophyllous liane to unknown ultimate height; seedling stage and pre-adult plants not observed; LEAVES: adult shoot architecture not fully observed, flowering stems, moderately branched and leafy, apparently pendent; stems smooth, terete, with cataphylls and prophylls soon falling, internodes 2-3.5 x 0.8-1.2 cm, separated by prominent straight to slightly oblique leaf scars; flagellate foraging stem not observed; roots not observed; leaves spiro-distichous; cataphylls and prophylls membranous, soon falling; petiole canaliculate, 5-14 x 0.2-0.4 cm, basal geniculum very large and prominent, apical geniculum less so; petiolar sheath narrow and not prominent, extending to apical geniculum, ± short-persistent; lamina entire, subfalcate-lanceolate or oblong-elliptic, oblique, 10-19.5 x 2.5-6.5 cm, membranous, base acute, apex acuminate; midrib prominently raised abaxially, slightly impressed adaxially; primary venation pinnate, prominently raised abaxially, impressed adaxially; interprimaries subparallel to primaries, slightly less prominent; secondary venation reticulate, slightly raised abaxially; INFLORESCENCE solitary, subtended by a ± fully developed foliage leaf and one or more cataphylls; peduncle terete, 2-4 x 0.3-0.4 cm; spathe slender, 9-11 x 0.5 cm, apically tapering and ultimately stout beaked; spadix cylindrical-obtuse, sessile, inserted ± on peduncle, 3-10 x 1 cm (fruiting specimen only); stylar region moderately developed, slightly rhombohexagonal, c. 1.8 mm diam., ± truncate; stigma punctiform, raised, c. 0.3 mm diam.; anthers not observed; INFRUCTESCENCE 3-10 x 1-1.5 cm.

Native to:

Borneo

Rhaphidophora cylindrosperma Engl. & K.Krause appears in other Kew resources:

First published in H.G.A.Engler (ed.), Pflanzenr., IV, 23B: 28 (1908)

Accepted by

  • Govaerts, R. & Frodin, D.G. (2002). World Checklist and Bibliography of Araceae (and Acoraceae): 1-560. The Board of Trustees of the Royal Botanic Gardens, Kew.

Literature

CATE Araceae

  • P.C. Boyce 2001. The Genus Rhaphidophora Hassk. (Araceae-Monsteroideae-Monstereae) in Borneo Gardens Bulletin Singapore. 53: 19-74

CATE Araceae
Haigh, A., Clark, B., Reynolds, L., Mayo, S.J., Croat, T.B., Lay, L., Boyce, P.C., Mora, M., Bogner, J., Sellaro, M., Wong, S.Y., Kostelac, C., Grayum, M.H., Keating, R.C., Ruckert, G., Naylor, M.F. and Hay, A., CATE Araceae, 17 Dec 2011.
http://creativecommons.org/licenses/by-nc-sa/3.0

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0