A compact and floriferous species whose flowers display the characteristic triangular sepaline tube and slender tails of the genus, emerging on upright single-flowered inflorescences that bloom in succession throughout the year under cool, humid conditions.
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Light: Grow under 50–70% shade cloth; direct sun causes immediate leaf scorch and must be avoided.
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Temperature: Cool grower. Daytime 57–68°F (14–20°C), nights 45–54°F (7–12°C). A consistent day-night differential is essential for healthy growth and reliable blooming.
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Humidity: Requires 75–90% relative humidity; humidity trays or a humidifier with steady air movement prevent fungal problems.
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Watering: Keep evenly moist year-round; mounted plants need more frequent watering than potted ones, with a slight reduction during the coolest months.
Additional Notes
Native to Ecuador at elevations of 1,800–2,500 meters in cool cloud-forest habitats, named in honor of José Portilla. Best cultivated in small pots with fine bark or sphagnum moss, or mounted on cork bark or tree fern.