Costus laevis Ruiz & Pav.
  • Fl. Peruv.

Cite taxon page as 'WFO (2021): Costus laevis Ruiz & Pav. Published on the Internet; Accessed on: 05 Dec 2021'

General Information

Costus laevis Ruiz & Pav., Fl. Peruv. 1: 3. 1798.

Hierbas 0.5–6 m de alto. Hojas angostamente elípticas a angostamente obovadas, 15–50 cm de largo y 5–15 cm de ancho, ápice acuminado, base cuneada, haz glabra, costa con frecuencia menudamente hirsuta, envés glabro; lígula 5–15 mm de largo. Inflorescencia ampliamente cilíndrica a ovoide, 5–25 (–50) cm de largo y 3–8 (–10) cm de ancho; brácteas ampliamente ovadas, 2.5–5 cm de largo, obtusas, glabras, verdes; bractéolas 20–30 mm de largo; cáliz 6–15 mm de largo; corola 50–75 mm de largo, glabra, blanca a roja; labelo vistoso, 50–70 mm de largo, rojizo anaranjado, lobos laterales rojo-morados con nervadura amarilla, lobo medio maculado con amarillo. Cápsula elipsoide, 10–25 mm de largo.

Poco común en bosques alterados, húmedos, zona atlántica; 10–300 m; fl sep–dic, fr feb; Moreno 12801, Stevens 18749; Guatemala a Bolivia.

  • Provided by: [F].Flora de Nicaragua
    • Source: [
    • 2
    • ]. 

    Plants usually quite stout, 1-4 m. tall, essentially glabrous throughout, or the bracts and leaves indefinitely papillate; stems straight or somewhat spiral; leaves narrowly elliptic to oblanceolate, acuminate,, broadly cuneate and obscurely sub- auriculate at the base, shortly subpetiolate, 15-40 cm. long, 4-12 cm. broad; inflorescence broadly ovoid to oblong-fusiform, sessile and set closely amongst the upper reduced leaves, 5-25 cm. long; bracts without appendages or only the lowermost somewhat leaf-like, broadly ovate, obtuse, 2.5-3.5 cm. broad, deep yellowish green flushed with crimson within at anthesis, usually with a con- spicuous yellow linear callus; calyx 1 cm. long, broadly 3-dentate; ovary 0.4 cm. long; corolla 4.0-6.5 cm. long, yellowish white, the lobes obovate-oblong; labellum 7-8 cm. long, broadly 3-lobed and sharply reflexed, reddish orange with pale yellow reticulations.

  • Provided by: [E].Flora de Panama
    • Source: [
    • 3
    • 5
    • ]. 

    Plantas (0.5–)2–6 m. Hojas con lámina 15–60 × 5–15 cm; vaina y lámina glabras; lígula 0.5–1.5 cm,truncada. Infl. 5–10 × 3–7 cm (hasta ca. 25 × 9 cm en fr.), ampliamente cilíndrica a ovoide; brácteas verdeso a veces rojas, sin apéndice. Fls. con cáliz 0.6–1.5 cm; corola glabra; labelo 5–7 × 4–5.5 cm, extendido, rojo oscuro con líneas amarillas.

  • Provided by: [D].Manual de Plantas de Costa Rica
    • Source: [
    • 4
    • ]. 


    Guatemala to Peru and northern Brazil, chiefly in lowland thickets and open forest.

  • Provided by: [E].Flora de Panama
    • Source: [
    • 3
    • 5
    • ]. 

     Information From

    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    MBG Floras Images
    Flora images. Missouri Botanical Garden. Accessed on Jun. 2018.
    • B Missouri Botanical Garden
    • C Missouri Botanical Garden
    Manual de Plantas de Costa Rica
    Hammel, B. E.; Grayum, M. H.; Herrera, C.; Zamora, N. Manual de Plantas de Costa Rica. Missouri Botanical Garden Press, 2003-2014
    • D Missouri Botanical Garden
    Flora de Panama
    Robert E. Woodson, Jr. and Robert W. Schery Annals of the Missouri Botanical Garden Vol. 67, No. 4 (1980), pp. ii-xxxiii
    • E Missouri Botanical Garden
    Flora de Nicaragua
    WD Stevens, CU Ulloa, A Pool and OM Montiel. Missouri Botanical Garden Press, 2001
    • F Missouri Botanical Garden
    World Flora Online consortium
    World Flora Online Data. 2018.
    • G CC0 1.0 Universal (CC0 1.0).