1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Dypsis Noronha ex Mart.
      1. Dypsis lutescens (H.Wendl.) Beentje & J.Dransf.

        This species is accepted, and its native range is E. Madagascar.

    [PW]
    Distribution
    E Madagascar.
    Conservation
    Not threatened. Total numbers of this palm in the wild are estimated at more than a thousand.
    Vernacular
    Rehazo, Lafahazo, Lafaza (Betsimisaraka).
    General Description
    Graceful clustering palm in tufts of 4-20 plants. STEMS 1-7 m high, occasionally with 1-2 small branches, 5-12 cm diam., the base occasionally with a swelling to 30 cm high, 40 cm diam.; internodes 2-12 cm, yellowish or pale grey-brown, more distally green to grey with waxy white bloom. LEAVES 5-11, spiral or more often tristichous, porrect and strongly arching; sheath yellowish with white waxy bloom, (28-) 39-60 cm, 11-15 cm diam., abaxially with dense scattered scales distally, adaxially orange and glabrous, with slight ligules (to 3 mm) or with rounded shoulders; petiole 19-37 cm long, proximally 1.7-3.5 x 2.5 cm, distally 0.7-2 x 0.8-2 cm, channelled with sharp edges, yellow or yellowish orange, with few abaxial scales, proximally on the adaxial side with a triangular swollen extension to the sheath lining; rachis 1.1-1.9 m long, proximally channelled, in mid-leaf keeled and 1.5-1.8 x 0.9 cm diam., yellow or yellow-orange, with small scattered scales; leaflets 44-59 on each side of the rachis, regular, stiff, in one plane on each side of the rachis but the leaflets on opposite sides at an angle of 90-120°, adaxially green, abaxially slightly waxy and grey, the proximal 35-66 x 0.6-1.8 cm, median 44-70 x 1.3-3 cm (interval 1.7-4 cm), distal 7-37 x 0.6-1.5 cm (terminal pair joined for up to 3.5 cm), the apices attenuate, with 5-9 faint veins but with only the midrib very prominent on both surfaces, with a few tufts of large ramenta on the abaxial midrib, and with many small scattered glands in long lines on the minor veins (these sometimes absent?). INFLORESCENCE interfoliar, sometimes the fruiting stage infrafoliar, spreading, with spreading rachillae, branched to 3 orders (rarely to 2 or 4 orders); peduncle 34-88 cm long, flattened, proximally 2.7-6 x 1-3 cm, distally c. 1.3-2.7 x cm diam., glabrous; prophyll 31-102 cm, borne at 5-47 cm above the base of the peduncle, 3.3-4.2 cm wide, with narrow wings, split only at the apex for 7-16 cm, with scattered scales; peduncular bract inserted at 38-68 cm from the base of the peduncle, 48-60 cm long, cm wide, closed for the distal 10 cm, with a beak of 2-5 cm, pale brown, waxy and glabrous or with a few scattered scales, abscising and carried up by the lengthening inflorescence and rather quickly deciduous; non-tubular peduncular bracts few, 3-5 x 10-12 mm; rachis 20- 110 cm, glabrous, with 5-13 branched and 8-14 unbranched first order branches, the proximal of these with flattened bases 1-1.5 x 0.6- cm and sub-tended by bracts of 6-7 mm high; rachillae 6-30 cm long, 2-5 mm diam.; triads distant proximally, more dense distally, inserted in shallow pits; rachilla bracts proud, acute. STAMINATE FLOWERS with sepals 1.6-1.8 x 2-2.4 mm, hooded, rounded, gibbous, keeled; petals connate for 1-1.3 mm to the receptacle, free for 1.3-2.2 x 2-2.3 mm, ovate, acute; stamens 6, uniseriate, the filaments 2.8- mm long, anthers 1.6-1.8 x 0.8 mm, dorsifixed; pistillode 2.5-2.8 x 0.4-0.5 mm. PISTILLATE FLOWERS with sepals 2-2.2 x 2.4-2.5 mm, hooded, neither gibbous nor keeled; petals free, 2.8-3.2 x 2.3-3 mm, orbicular or broadly ovate, with small apicula; staminodes 0.3-0.4 mm, thin, empty; ovary c. 3 x 1.4 mm, with short stigmas. FRUIT yellow, ellipsoid to obovoid, 12-18 x 7-10 mm, with a pointed apex; endocarp long-fibrous, the fibres almost free. SEED ovoid with an obtuse apex and a pointed base, 11-16 x 6-9.5 mm, with homogeneous endosperm. Germination adjacent-ligular; eophyll bifid.
    Biology
    Littoral forest or heath vegetation on white sand, also on rock; persists in secondary growth and may be locally common. Alt. 5-35 m.
    [PW]
    Use
    Local uses not recorded, but this is one of the most important ornamental palms in commerce.

    Images

    Distribution

    Native to:

    Madagascar

    Introduced into:

    Andaman Is., Dominican Republic, El Salvador, Haiti, Jamaica, Leeward Is., Puerto Rico, Réunion, Trinidad-Tobago, Venezuelan Antilles

    Dypsis lutescens (H.Wendl.) Beentje & J.Dransf. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jul 21, 2006 Baker, W.J. [1976-1196] K000462558
    Aug 29, 2002 Madagascar 73526.000
    Jan 1, 1995 Beentje, H.J. [4690], Madagascar K000114976
    Jan 1, 1995 Beentje, H.J. [4690], Madagascar 60492.000
    Jan 1, 1995 Beentje, H.J. [4460], Madagascar K000114982
    Jan 1, 1995 Decary, R. [6303], Madagascar K000114978
    Jan 1, 1995 Dransfield, J. [JD6407], Madagascar K000114973
    Jan 1, 1995 Dransfield, J. [JD6441], Madagascar K000114981 holotype
    Jan 1, 1995 Noyes, R.D. [922], Madagascar K000114977
    48357.000
    Rafamantanantsoa, G. [OUEM34], Madagascar K000114975
    Baker, W.J. [1035], Madagascar K000112631
    Noblick, L.R. [5035], Madagascar K000114974
    Cultivated [1976-1196] K000521717
    Waby, J.F. [9849], Trinidad-Tobago K000697872 holotype
    Waby, J.F. [9849], Trinidad-Tobago K000697873 holotype
    Waby, J.F. [9849], Trinidad-Tobago K000697874 holotype
    Waby, J.F. [9849], Trinidad-Tobago K000697875 holotype

    First published in Palms Madagascar: 212 (1995)

    Accepted by

    • Baksh-Comeau, Y., Maharaj, S.S., Adams, C.D., Harris, S.A., Filer, D.L. & Hawthorne, W.D. (2016). An annotated checklist of the vascular plants of Trinidad and Tobago with analysis of vegetation types and botanical 'hotspots' Phytotaxa 250: 1-431.
    • Berendsohn, W.G., Gruber, A.K. & Monterrosa Salomón, J. (2012). Nova Silva Cusatlantica. Árboles natinos e introducidos de El Salvador. Parte 2: Angiospermae - Familias M a P y Pteridophyta Englera 29-2: 1-300.
    • Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies Smithsonian Contributions to Botany 98: 1-1192.
    • Meyer, J.-Y., Lavergne, C. & Hodel, D.R. (2008). Time bombs in gardens: invasive ornamental palms in tropical islands, with emphasis on French Polynesia (Pacific Ocean) and the Mascarenes (Indian Ocean) Palms; Journal of the International Palm Society 52: 23-35.
    • Nelson Sutherland, C.H. (2008). Catálogo de las plantes vasculares de Honduras. Espermatofitas: 1-1576. SERNA/Guaymuras, Tegucigalpa, Honduras.
    • Govaerts, R. & Dransfield, J. (2005). World Checklist of Palms: 1-223. The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Palmweb - Palms of the World Online
    • J. Dransfield & H. Beentje, The Palms of Madagascar. 1995
    Kew Backbone Distributions
    • Baksh-Comeau, Y., Maharaj, S.S., Adams, C.D., Harris, S.A., Filer, D.L. & Hawthorne, W.D. (2016). An annotated checklist of the vascular plants of Trinidad and Tobago with analysis of vegetation types and botanical 'hotspots' Phytotaxa 250: 1-431.
    • Berendsohn, W.G., Gruber, A.K. & Monterrosa Salomón, J. (2012). Nova Silva Cusatlantica. Árboles natinos e introducidos de El Salvador. Parte 2: Angiospermae - Familias M a P y Pteridophyta Englera 29-2: 1-300.
    • Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies Smithsonian Contributions to Botany 98: 1-1192.
    • Pandey, R.P. & Dilwakar, P.G. (2008). An integrated check-list flora of Andaman and Nicobar islands, India Journal of Economic and Taxonomic Botany 32: 403-500.
    • Meyer, J.-Y., Lavergne, C. & Hodel, D.R. (2008). Time bombs in gardens: invasive ornamental palms in tropical islands, with emphasis on French Polynesia (Pacific Ocean) and the Mascarenes (Indian Ocean) Palms; Journal of the International Palm Society 52: 23-35.

    Sources

    Art and Illustrations in Digifolia
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. 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 2019. 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

    Palmweb - Palms of the World Online
    Palmweb 2011. Palmweb: Palms of the World Online. Published on the internet http://www.palmweb.org. Accessed on 21/04/2013
    Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License http://creativecommons.org/licenses/by-nc-sa/3.0