Search Aroideana

Your search for articles by authors with the surname Wong has found 27 articles.

Articles of 3 pages or less are available for free to IAS members for download, and longer articles for $5. Articles from issues in 2016 and beyond are only available electronically, and are free to current members when they are logged in.

Please remember that all Aroideana articles are protected by copyright, and you may NOT distribute even electronic copies without permission from the authors or editor.

Year Vol.
(Issue) Pages Author(s) Title

2010 33(0) 3-74 Peter C. Boyce, Sin Yeng Wong, April Pei Jen Ting, S. E. Low, S. L. Low, K. K. Ng, I. H. Ooi The Araceae of Borneo-The Genera (Buy Back Issue)

2010 33(0) 201-211 Lay Soon Tung, Sin Yeng Wong, Peter C. Boyce Studies on Homalomeneae (Araceae) of Borneo VI: Homalomena giamensis, a New Species from Sarawak, Malaysian Borneo, with Observations on its Pollination (Buy)

2012 35(0) 3-23 Peter C. Boyce, Sin Yeng Wong The Araceae of Indomalaya I: Piptospatha N.E.Br. (Buy)
ABSTRACT: A review of the genus Piptospatha N.E.Br. is presented with new generic boundaries implemented since the last full revision. 10 species are recognized, two of them (P. marginata (Engl.) N.E.Br. & P. repens H.Okada & Tsukaya) recognized only recently as distinct species. Two species (P. angustifolia Engl. ex Alderw. and P. remiformis Ridl.) are treated as inadequately known. A key to accepted species is given, and all species are illustrated, the majority from living plants.

2012 35(0) 96-102 Peter C. Boyce, Sin Yeng Wong Lost Aroids: On the taxonomic importance of relocating poorly collected species (Buy)
ABSTRACT: Aridarum montanum Ridl. and Piptospatha insignis N.E.Br. (Araceae: Schismatoglottideae), aroids originating from Borneo that are each known from a single collection, are discussed and illustrated. The history of their discovery is reviewed, together with what is known or speculated of their ecology. The biological significance of the collection locality of A. montanum is highlighted. The species’ individual importance to modern systematics is highlighted.

2014 37(1) 9-32 Sin Yeng Wong, Low Shook Ling, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo XXXV – Seven New species of Aridarum (Buy)
ABSTRACT: Seven new species of Aridarum are described and illustrated: Aridarum pendek S.Y.Wong, S.L.Low & P.C.Boyce and A. velutandrum S.Y.Wong, S.L.Low & P.C. Boyce [Sarawak, Malaysian Borneo]; A. alatense S.Y.Wong, S.L.Low & P.C.Boyce, A. surukense S.Y.Wong, S.L.Low & P.C. Boyce, and A. zygosetum S.Y.Wong, S.L.Low & P.C.Boyce [Kalimantan Barat and Kalimantan Tengah, Indonesian Borneo]; and A. hebe S.Y.Wong, S.L.Low & P.C.Boyce [Kalimantan Utara, Indonesian Borneo]. Aridarum caulescens var. angustifolium Bogner & Nicolson is shown to represent a further undescribed species from Sarawak, and is here published as Aridarum orestum S.Y.Wong, S.L.Low & P.C.Boyce. Together these seven novelties take the genus Aridarum to 21 accepted, described species. An identification key to all species is provided.

2014 37(1) 33-37 Peter C. Boyce, Sin Yeng Wong Studies on Homalomeneae (Araceae) of Borneo XIV – A New Rheophytic Species of Homalomena from Sarawak, Malaysian Borneo (Buy)
ABSTRACT: Homalomena stella P.C.Boyce & S.Y.Wong is described as a new rheophytic species and illustrated from living plants. Based on several shared morphological characteristics the possible affinity of H. stella with Homalomena havilandii Ridl. is highlighted.

2014 37(1) 38-43 Peter C. Boyce, Sin Yeng Wong Studies on Homalomeneae (Araceae) of Borneo XV: A Novel Limestone-Obligated Homalomena from SW Sarawak, Malaysian Borneo (Buy)
ABSTRACT: Homalomena selaburensis P.C.Boyce & S.Y.Wong is described as a taxonomic novelty of the Homalomena Supergroup from forested Karst limestone in Samarahan Division, SW Sarawak, and compared with the most similar species described so far from Sarawak (Homalomena passa S.Y.Wong & P.C.Boyce), and from Peninsular Malaysia (Homalomena curvata Engl.). An identification key is provided and Homalomena selaburensis is illustrated from living plants.

2014 37E(2) 4-10 Peter C. Boyce, Sin Yeng Wong Studies on Schismatoglottideae (Araceae) of Borneo XXXXIII: Fenestratarum culum - A new genus and species from Kalimantan Barat, Indonesian Borneo (Read)
ABSTRACT: Fenestratarum is described as a new genus of Tribe Schismatoglottideae, with a single novel species, Fenestratarum culum. Preliminary molecular analyses places Fenestratarum near the base of a clade comprised of Bakoa, Hottarum, two clades containing species currently assigned to Aridarum, and a clade of species presently included in Piptospatha.

2014 37E(2) 17-25 Sin Yeng Wong, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo XXXX: Schismatoglottis petradoxa and S. tseui, new shale-obligate rheophytes of uncertain affinity (Read)
ABSTRACT: Two taxonomically new rheophytic species of Schismatoglottis of uncertain affinity, S. petradoxa S. Y. Wong & P. C. Boyce sp. nov. and S. tseui S. Y. Wong & P. C. Boyce sp. nov., are described and illustrated from forested shale waterfalls in central North Borneo.

2014 37E(2) 34-49 Sin Yeng Wong, Low Shook Ling, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo XXXXII: Additional new species of Aridarum (Read)
ABSTRACT: Three new species of Aridarum are described and illustrated: Aridarum perplexum S. Y. Wong, S. L. Low & P. C. Boyce from Kalimantan Barat, Indonesian Borneo, Aridarum sabahense S. Y. Wong, S. L. Low & P. C. Boyce from Sabah, Malaysian Borneo, and Aridarum spissum S. Y. Wong, S. L. Low & P. C. Boyce from Sarawak, Malaysian Borneo. Together these novelties take the genus Aridarum to 24 accepted, described species. The new species inserted into an updated identification key to Aridarum species.

2014 37E(2) 50-55 Peter C. Boyce, Sin Yeng Wong, Abdul Sahal Studies on Schismatoglottideae (Araceae) of Borneo XXXXIV: Piptospatha nivea, a new species from Kalimantan Tengah, Indonesian Borneo (Read)
ABSTRACT: Piptospatha nivea is described and illustrated as new species, unique among Bornean Piptospatha by possessing a white spathe limb, and compared with the nearest most similar species, Piptospatha colata S.Y.Wong & P.C.Boyce. Aside from possessing a striking and unique inflorescence P. nivea represents an almost 300 km southerly extension to the known range of the genus.

2014 37E(2) 56-68 Sin Yeng Wong, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo XXXXV: The flowering and fruit development of Schismatoglottis tecturata (Read)
ABSTRACT: The flowering and fruit development of Schismatoglottis tecturata (Schott) Engl.is illustrated.

2015 38(0) 40-179 Peter C. Boyce, Sin Yeng Wong Compendium Genera Aracearum Malesianum (Buy Back Issue)
ABSTRACT: A summary of the aroids of the Flora Malesiana region at the rank of genus is provided. Identification notes for each genus and, where appropriate, their major subdivisions are given. The last monograph and all subsequent key literature is cited for each genus, and also compiled as a general entry. All 42 of currently recognized indigenous Malesian aroid genera (excluding three genera of former Lemnaceae) are detailed, and illustrated.

2015 38E(2) 4-9 Peter C. Boyce, Sin Yeng Wong Studies on Schismatoglottideae (Araceae) of Borneo XXXXVI: Fenestratarum mulyadii–A second species for a recently described genus (Read)
ABSTRACT: A second species of the recently established genus Fenestratarum is described, from Kalimantan Timur, Indonesian Borneo, as Fenestratarum mulyadii. This new species represents an over 600 km eastwards extension to the known range of the genus. Fenestratarum mulyadii is figured in colour, and compared to Fenestratarum culum in an identification key.

2015 38E(2) 10-22 Sin Yeng Wong, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo XXXXVII – Aridarum ashtonii, a new species from the Hose Mountains, and notes on Aridarum burttii (Read)
ABSTRACT: Aridarum ashtonii is described as a new species from highland sandstones of the Hose Mountains, Kapit, Sarawak, Malaysian Borneo. Aridarum ashtonii has previously been confounded by the authors with Aridarum burttii, a species occurring on lowland riverine shales. Notes on Aridarum burttii are given and the purported origins of the Type specimen questioned. Aridarum ashtonii and A. burttii are illustrated from living plants, and a key to the five species of the Aridarum Burttii Complex is provided. Recognition of A. ashtonii takes Aridarum to 26 accepted, described species.

2015 38E(2) 23-30 Peter C. Boyce, Sin Yeng Wong Studies on Schismatoglottideae (Araceae) of Borneo XXXXVIII – Galantharum, a new genus for the Hottarum Clade (Read)
ABSTRACT: Galantharum is described as a new genus of Tribe Schismatoglottideae, with a single novel species, Galantharum kishii. Preliminary molecular analyses place Galantharum basal of a clade composed of Fenestratarum, Bakoa, Hottarum, two clades containing species currently assigned to Aridarum, and a clade of species presently included in Piptospatha.

2015 38E(2) 31-37 Sin Yeng Wong, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo XXXXIX – Schismatoglottis antu , a new species allied to Schismatoglottis gui (Read)
ABSTRACT: Ongoing fieldwork in the north western part of the “Heart of Borneo” has revealed a new species of Schismatoglottis allied to the recently described and enigmatic Schismatoglottis gui and S. camera-lucida. This novelty is here described and illustrated as Schismatoglottis antu S. Y. Wong & P. C. Boyce, sp. nov.

2016 39(1) 4-12 Sin Yeng Wong, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo LII – Piptospatha helix, another species with green pistils (Buy)
ABSTRACT: Piptospatha helix S. Y. Wong & P. C. Boyce is described from Kalimantan Barat, Indonesian Borneo, and compared with the four pre-existing species with which it shares green pistils. A key to all Piptospatha species with green pistils is provided, Piptospatha helix is figured from living plants, and from the nomenclatural Isotype, and a comparative plate of the spadix of all Piptospatha species with green pistils is given.

2016 39(1) 13-19 Peter C. Boyce, Sin Yeng Wong Studies on Homalomeneae (Araceae) of Sumatera III – A new species of Furtadoa – Furtadoa indrae (Buy)
ABSTRACT: Furtadoa indrae P.C.Boyce & S.Y.Wong, is described as a taxonomically novel species from Riau Province, Sumatera, and compared with the most similar species, West Sumateran F. sumatrensis M.Hotta. An identification key to the described species of Furtadoa is provided. Furtadoa indrae is figured in colour from living plants, and a comparative figure of the spadix of all three described Furtadoa species is presented.

2016 39(2) 15-25 Sin Yeng Wong, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo LIII – Schismatoglottis larynx and S. rejangica, new species allied to S. petradoxa (Buy)
ABSTRACT: Schismatoglottis larynx S. Y. Wong & P. C. Boyce and S. rejangica S. Y. Wong & P. C. Boyce are described, illustrated, and compared with S. petradoxa S. Y. Wong & P. C. Boyce, the species to which they are most closely similar. A key to all three species is provided.

2016 39(2) 26-55 Sin Yeng Wong, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo LIV - A summary of the species of the Schismatoglottis Multiflora Group (Buy)
ABSTRACT: A taxonomic synopsis, and identification key to species, of the Schismatoglottis Multiflora Group is provided. Schismatoglottis bulbifera H. Okada, H. Tsukaya & Y. Mori is resurrected from S. multiflora Ridl., to which it was relegated, taking the Multiflora Group to 18 species. All species are illustrated from living plants.

2016 39(2) 56-60 Sin Yeng Wong, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo LVII: Bucephalandra filiformis – a new species from Maligan, Sarawak, Malaysian Borneo (Buy)
ABSTRACT: Bucephalandra filiformis is described as a new species with uniquely stiff linear leaf blades, illustrated from living plants from the Maligan Range (Sarawak & Sabah, Malaysian Borneo), and inserted into the most recent identification key to Bucephalandra species.

2016 39(2) 61-70 Sin Yeng Wong, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo LVIII – Further novelties described for the genus Piptospatha, and a note on Piptospatha Sect. Gamogyne (Buy)
ABSTRACT: Piptospatha bella S. Y. Wong & P. C. Boyce and Piptospatha lurida S. Y. Wong & P. C. Boyce are described and illustrated from Sarawak, Malaysian Borneo. Their recognition takes Piptospatha to 18 described species. Piptospatha lurida is most similar to P. burbidgei, a species formerly allotted its own genus, Gamogyne, later made into a section of Piptospatha. Notes on Gamogyne are provided and a correction to published information on the placentation of Gamogyne offered.

2016 39(2) 71-100 Sin Yeng Wong, Hoe Yin Chen, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo LIX – A preliminary conspectus of Schismatoglottis Calyptrata Complex Clade species for Sarawak (Buy)
ABSTRACT: A preliminary conspectus of species of the Schismatoglottis Calyptrata Complex Clade for Sarawak is presented. Six species are accepted, of which Schismatoglottis baangongensis S.Y. Wong, Y.C. Hoe & P.C. Boyce is newly described, and S. muluensis M. Hotta is resurrected from within S. calyptrata (Roxb.) Zoll. & Moritzi. Current evidence does not support the presence of Schismatoglottis calyptrata sens. strict. in Sarawak, while occurrence on Borneo as a whole is questionable. A modified description of S. calyptrata, excluding characteristics of Bornean taxa hitherto included in synonymy is provided. An identification key to the accepted species for Sarawak is provided, and most are illustrated from living plants.

2016 39(2) 121-125 Peter C. Boyce, Sin Yeng Wong Studies on Homalomeneae (Araceae) of Sumatera V – Homalomena squamis-draconis, a new species for the Chamaecladon Clade (Buy)
ABSTRACT: Homalomena squamis-draconis, a highly ornamental new dwarf species of Chamaecladon clade, is described and illustrated from Sumatera.

2017 40(1) 4-28 Sin Yeng Wong, Aisahtul binti Wardi, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Borneo LX: Preliminary notes on the Schismatoglottis Patentinervia Clade, including descriptions of three new species (Buy)
ABSTRACT: A review of the Schismatoglottis Patentinervia Clade is presented. Six species are accepted, of which three are pre-existing – Schismatoglottis patentinervia Engl. (Kalimantan Barat: Melawi), S. pectinervia A. Hay (NE Sarawak: Mulu; Brunei) and S. retinervia Furtado (Sabah: Kinabalu) – and three are taxonomic novelties: S. belonis S. Y. Wong, Aisahtul & P. C. Boyce (C Sarawak: N & C Kapit), S. gaesa S. Y. Wong, Aisahtul & P. C. Boyce (Kalimantan Utara: Malinau), and S. smaragdina S. Y. Wong, Aisahtul & P. C. Boyce (C Sarawak: N Kapit). Morphological delimitation of the Patentinervia Clade is provided, all species are described and illustrated from living plants and pre-existing species also figured from their nomenclatural Types. An identification key is offered.

2017 40(1) 29-38 Sin Yeng Wong, Peter C. Boyce Studies on Schismatoglottideae (Araceae) of Peninsular Malaysia I: On the identity of Schismatoglottis wallichii var. oblongata and a new name: Schismatoglottis lowae (Buy)
ABSTRACT: Schismatoglottis lowae S. Y. Wong & P. C. Boyce sp. nov. is described and illustrated based on the type of Schismatoglottis wallichii var. oblongata Hook.f., until now treated as a heterotypic synonym of S. wallichii Hook.f. A key to the three accepted species of hapaxanthic-stemmed (Calyptrata Clade) Schismatoglottis in Peninsular Malaysia is provided.