Tillandsia utriculata


Sp. Pl. 1: 286. 1753

Common names: Giant wild-pine
Treatment appears in FNA Volume 22.
Click plate for higher resolution version.
Plants single, flowering to 2 m. Stems short. Leaves 20–75, many-ranked, spreading and recurved, not twisted, gray-green (rarely variegated with linear cream stripes), to 1 m × 1.5–3.5 cm, finely appressed-scaly; sheath pale or slightly rust colored, ovate, not inflated, not forming pseudobulb, 6–15 cm wide; blade linear-triangular, leathery, channeled to involute, apex attenuate. Inflorescences: scape conspicuous, erect, 20–50 cm, 6–12 mm diam.; bracts densely imbricate proximally, often lax distally, erect to spreading, like leaves but gradually smaller; sheath of bracts narrowing gradually into blade; spikes very laxly 6–11-flowered, erect to spreading, 2–3-pinnate, linear, 15–40 × 10–15 cm, apex acute; branches 5–40 (rarely simple). Floral bracts widely spaced, erect, green or tinged purple, exposing most of rachis at anthesis, ovate, not keeled, 1.2–2 cm, leathery, venation slight, base visible at anthesis, apex acute, surfaces glabrous. Flowers 10–200, conspicuous; sepals free, elliptic, not keeled, 1.4–2 cm, thin-leathery, veined, apex obtuse, surfaces glabrous; corolla tubular, somewhat bilaterally symmetric, petals erect, slightly twisted, white, ligulate, to 4 cm; stamens exserted; stigma exserted, conduplicate-spiral. Fruits to 4 cm. n = 25 (Puerto Rico, West Indies).

Phenology: Flowering summer.
Habitat: Epiphytic on a variety of hosts, often in bright exposed habitats, usually abundant
Elevation: 0–30 m


V22 192-distribution-map.jpg

Fla., Mexico, West Indies, Central America, South America.




Lower Taxa

No lower taxa listed.