Croton pseudoniveus Lundell
  • Phytologia


Cite taxon page as 'WFO (2020): Croton pseudoniveus Lundell. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000932083. Accessed on: 10 Jul 2020'

General Information

Croton pseudoniveus Lundell, Phytologia 1: 449. 1940.

Arboles o arbustos, 2–6 m de alto, ramitas y pecíolos lepidotos. Hojas ampliamente ovadas, 6–13 cm de largo y 4–9 cm de ancho, abruptamente acuminadas en el ápice, (cuneadas) truncadas a cordadas en la base, márgenes enteros, verdes y escasamente lepidotas en ambas superficies, 5-nervias desde la base; pecíolos 1–3 cm de largo, sin glándulas apicales apareadas, estípulas angostamente lanceoladas, 5–7 mm de largo. Racimos bisexuales, axilares, hasta 1 cm de largo; flores estaminadas con pedicelos 1–1.5 mm de largo, sépalos valvados, triangulares, ca 1.5 mm de largo, pétalos obovados, ca 2 mm de largo, glabros abaxialmente, densamente vellosos en los márgenes, receptáculo velloso, estambres 9–11, filamentos glabros, anteras 0.6–0.7 mm de largo; flores pistiladas con pedicelos 1–2 mm de largo, sépalos valvados, triangulares, 1.5–2 mm de largo, pétalos elípticos, ca 2 mm de largo, ovario lepidoto con escamas, estilos multífidos, 2.5–3 mm de largo. Cápsula ca 7 mm de largo; semillas elipsoidales, ca 5 mm de largo, lisas.

No ha sido aún colectada en Nicaragua, pero se espera encontrar en bosques y matorrales deciduos en la zona pacífica; oeste de México, El Salvador y Panamá.

  • Provided by: [C].Flora de Nicaragua
    • Source: [
    • 1
    • ]. 

    Shrub or tree 5-6 m high; monoecious; twigs densely and smoothly lepidote. Leaves thinly chartaceous; petioles lepidote eglandular, mostly 10-30 mm long; stipules subulate-lanceolate, lepidote, 5-6.5 mm long; blades ovate, 6-12.5 cm long, 4-9 cm broad, green and sparsely lepidote on both sides (paler beneath), copiously and minutely glandular-punctate, 5-veined at base, with 4 or 5 additional lateral veins per side, the base narrowly cordate, the margins entire, the apex abruptly acuminate. Inflorescences axillary, spiciform, very compact and abbreviated (1 cm long or less), bisexual or male, with usually only 1 female flower at base; bracts subtend- ing solitary flowers. Staminate flowers with lepidote pedicels 0.9-1.5 mm long; calyx-lobes 5, valvate, triangular, lepidote, ca 1.5-1.6 mm long; receptacle villose; petals oblong to obovate, ca 2 mm long, densely villose on the margins, glandular- pustulate on the back, not lepidote; stamens 10 or 11, the filaments glabrous, 2-2.3 mm long, the anthers elliptic, pustulate on the connective, 0.6-0.7 mm long. Pistil- late flowers with stout lepidote pedicels ca 1-2 mm long; calyx-lobes as in the male; disc ca 1.5 mm wide, irregularly segmented into 5 lobes, adnate to the calyx; ovary silvery-lepidote, the finely denticulate concave scales 0.7-0.8 mm wide, the styles free, spreading, ca 2.5-3 mm long, mostly 4 times bifid, the branches slender and glabrous. Capsules not seen; seeds (ex McVaugh, loc. cit.) 5.5 mm long.

  • Provided by: [B].Flora de Panama
    • Source: [
    • 2
    • ]. 

    Habit

    Shrub or tree

  • Provided by: [B].Flora de Panama
    • Source: [
    • 2
    • ]. 

    Distribution

    Deciduous woodland, lowlands, western Mexico and Panama.

  • Provided by: [B].Flora de Panama
    • Source: [
    • 2
    • ]. 

     Information From

    Euphorbiaceae
    • A CC0 1.0 Universal (CC0 1.0).
    Flora de Panama
    http://www.tropicos.org/Project/PAC
    Robert E. Woodson, Jr. and Robert W. Schery Annals of the Missouri Botanical Garden Vol. 67, No. 4 (1980), pp. ii-xxxiii
    • B Missouri Botanical Garden
    Flora de Nicaragua
    http://www.tropicos.org/projectwebportal.aspx?projectid=7&pagename=Home&langid=66
    WD Stevens, CU Ulloa, A Pool and OM Montiel. Missouri Botanical Garden Press, 2001
    • C Missouri Botanical Garden
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • D CC0 1.0 Universal (CC0 1.0).
    Global Tree Assessment
    http://www.bgci.org/
    BGCI. 2018. GlobalTreeSearch online database. Botanic Gardens Conservation International. Richmond, U.K. Available at www.bgci.org. Accessed on 30/11/2018.
    • E Botanic Gardens Conservation International