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Calathea lutea(Aubl.) Schult.
Common Name:Hoja blanca, Platanillo
Isla Colón
Shrub

(Aubl.) Schult., Mant. 1:8. 1822

Hoja Blanca

Caulescent herb, 2-3 m tall, mostly glabrous.Petioles 1.2-2 m long, the sheath less than 2 m long, geniculate atpetiole, the pulvinus to 17 cm long, brownish; blades broadlyelliptic to almost rounded, obtuse or abruptly acuminate at apex,obtuse to truncate and abruptly decur­rent at base, mostly50-100 cm long (to 150 cm) and 25-60 cm wide, prominentlywhitish-pruinose on lower surface, the margins held ± erect.Inflorescences emerg­ing from sheath of subtending leaf;peduncles 6-17 cm long, unbranched; spikes oblong, ±flattened, 10-30 cm long, 3-5 cm broad; bracts yellowish whenyoung,   red­dish or bronze in age, 2-ranked,imbricate, nearly orbic­ular, 3.5-5 cm long, often lobed atapex with mucronate point; staminodia usually pale yellow,occasionally whit­ish; petals 4-4.5 cm long. Fruits capsules;seeds orange, with a brilliant orange aril. Croat 6992.

Almost never in the forest except in tree-fallareas; occasional on creek beds and shoreline soil deposits.Flowers and fruits throughout the year, but activity is greatestduring the early rainy season. The fruits develop quickly.

Distinguished by its leaves, which are white beneath, and by itsoblong, somewhat rounded spikes. This is the most aggressivespecies of the genus, according to H. Kennedy (pers. comm.).

The species has been seen pollinated byeuglossine bees and is robbed of nectar by hummingbirds. Coastalareas from Mexico to Peru and Brazil; prin­cipally in coastalmarshes and disturbed areas along both coasts. In Panama, knownfrom tropical moist forest in the Canal Zone, Bocas del Toro,Colon, Chiriqui, Los Santos, and Darién, from tropical dryforest in Coclé, from premontane wet forest in Chiriqui andPanama (Cerro Campana), and from tropical wet forest in Colon (nearPortobelo).

See Fig. 155.

Images
Source:ESP
Calathea  lutea
Calathea lutea flower
Steven Paton
Source:ESP
Calathea  lutea
Calathea lutea Inflorescence
Steven Paton
Source:BOCAS LAB
Calathea  lutea
Calathea lutea
Rafael Aizprua
Source:BOCAS LAB
Calathea  lutea
Calathea lutea
Rafael Aizprua
Source:BOCAS LAB
Calathea  lutea
Calathea lutea
Rafael Aizprua
Source:BOCAS LAB
Calathea  lutea
Calathea lutea
Rafael Aizprua
Source:BOCAS LAB
Calathea  lutea
Calathea lutea
Rafael Aizprua
Source:BOCAS LAB
Calathea  lutea
Calathea lutea
Rafael Aizprua
Source:ROUBIK_POLLEN
Calathea  lutea
Calathea lutea
Enrique Moreno, David Roubik
Calathea  lutea
Calathea lutea, inflorescences
Andrés Hernández
Calathea  lutea
Calathea lutea, flower
Andrés Hernández
Calathea  lutea
Calathea lutea, inflorescences
Andrés Hernández
Calathea  lutea
Calathea lutea
Carmen Galdames
Calathea  lutea
Calathea lutea
Carmen Galdames
Calathea  lutea
Calathea lutea flower
Carmen Galdames
Calathea  lutea
Calathea lutea flower
Carmen Galdames
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