Chamaedorea adscendens (Dammer) Burret

This species is accepted, and its native range is Belize to Guatemala.

[PW]
Distribution
GUATEMALA. Alta Verapaz. Peten. BELIZE. Toledo.
General Description
Habit: solitary, erect, infrequently decumbent, to 2.5 m tall, flowering when appearing stemless. Stem: 1 cm diam., often creeping and buried in the leaf litter, covered with persistent sheaths, green where exposed, ringed, internodes 2-2.5 cm long. Leaves: 6, spreading, pinnate or infrequently bifid; sheath to 6 cm long, tubular, becoming obliquely long-open apically, thick, a rounded costa extending from petiole, gray-green; petiole 7 cm long or more, channeled and grayish above, rounded and grayish below; rachis to 16 cm long, angled and grayish above, rounded and grayish below; apex of sheath, petiole and rachis densely white-spotted; pinnae 2-6 on each side of rachis, middle ones largest, these to 16 x 2.5-3.5 cm, lower ones to 8 x 1.2 cm, obovate-Ianceolate, long-acuminate, thick, leathery, velvet-textured, gray- and/or metallic-blue-green, contracted basally, regularly or unevenly spaced, ± obscurely nerved, a prominent but scarcely elevated midrib pale below and numerous inconspicuous nerves oflesser orders, terminal pair often much broader and 29- nerved, or sometimes one side undivided; or blade bifid, to 25-30 x 15-20 cm, incised apically to 'h its length, 6-9-nerved. Inflorescences: infrafoliar, penetrating sheaths at nodes, ascending to erect in flower, ascending to spreading in fruit, sometimes appearing to arise from leaf litter, exceeding leaves; peduncles 40-70 cm long, slender, 1.5 cm wide at base, green where exposed in flower, red-orange in fruit; bracts 8-9, tubular, bifid or acuminate, brownish in flower, longitudinally striated, uppermost exceeding peduncle. Staminate with rachis to 10 cm long, green in flower; rachillae 2-10, these to 20 cm long, slender, pendulous, green in flower, lower ones sometimes forked. Pistillate spicate; rachis or flower-bearing portion to 15 cm long, green in flower, red in fruit. Flowers: Staminate in dense spirals but not contiguous in bud, 2-2.5 x 2-2.5 mm, ± globose, bright yellow, ageing to cream-colored, ± superficial on axis; calyx 0.5-1 x 2-2.5 mm, shallowly lobed, pale, membranous, sepals connate nearly to apex and there ± truncate; petals 2-3 x 1.5-2.5 mm, ovate, valvate, free nearly to base, spreading apically, acute; stamens 1-1.5 mm tall, filiments short or nearly lacking, anthers 1-1.25 mm long, entire apically; pistillodejust exceeding stamens but shorter than petals, columnar. Pistillate in moderate spirals, 2-2.5 x 1.5-1.75 mm, ovoid-globose, only slightly sunken; calyx 0.75-1 x 1.75-2.25 mm, ± deeply lobed, sepals connate and/or imbricate in basal 1/4-1/2, broadly rounded apically, obtuse; petals 2-2.5 x 2 mm, briefly connate basally, imbricate nearly to apex, broadly rounded, acute-obtuse, minutely black-spotted apically, very faintly nerved on outside when dry; staminodes lacking or present; pistil 1.5-2 x 1.5-1.75 mm, conic, stigma lobes sessile, recurved. Fruits: 8 mm diam. or long, globose or ovoid, black; seeds 6 mm long; abortive carpels adherent to corolla in fruit.
Biology
Moist or wet forest on the Atlantic slope; to 700 m elevation; on limestone.

Native to:

Belize, Guatemala

Chamaedorea adscendens (Dammer) Burret appears in other Kew resources:

First published in Notizbl. Bot. Gart. Berlin-Dahlem 11: 737 (1933)

Accepted by

  • Govaerts, R. & Dransfield, J. (2005). World Checklist of Palms: 1-223. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.

Literature

Palmweb - Palms of the World Online

  • Hodel, D. 1992. Chamaedorea Palms, The Species and Their Cultivation. The International Palm Society.

  • Kew Backbone Distributions

    The International Plant Names Index and World Checklist of Selected Plant Families 2022. 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 2022. 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