About Guzmania xanthobractea Gilmartin
Guzmania xanthobractea Gilmartin is a clustering bromeliad that can grow as either a terrestrial plant or an epiphyte. When flowering, the species reaches up to 1 meter (3 feet 3 inches) in height. It forms a spreading rosette of leaves; individual leaves are 80โ100 mm (3.1โ3.9 inches) long. The leaf sheaths are brown and elliptic, measuring up to 9 cm ร 6 cm (3.5 inches ร 2.4 inches). The leaf blades are ligulate with acuminate tips, and 30โ50 mm (1.2โ2.0 inches) wide. The scape is red, curved, and approximately 5 mm (0.20 inches) in diameter. It bears subfoliaceous, erect bracts that are densely imbricate. The inflorescence is loosely bipinnate, measuring around 40โ50 cm (16โ20 inches) by 15โ20 cm (5.9โ7.9 inches). The primary bracts are green and red, ovate, acuminate, and 4โ8 cm (1.6โ3.1 inches) long. The spikes are ascending, subdensely ellipsoid, 10โ14 cm (3.9โ5.5 inches) long, 40โ45 mm (1.6โ1.8 inches) in diameter, and hold 9โ15 flowers each. The floral bracts are yellow, thin, nerved, obovate, and 35โ40 mm (1.4โ1.6 inches) by 15 mm (0.59 inches) wide; they are imbricate toward the apex of the spike. The sepals are obovate, acute, glabrous, and measure 20โ22 mm (0.79โ0.87 inches) by 5โ7 mm (0.20โ0.28 inches). The petals are approximately 5 cm (2.0 inches) long, with green lobes.