Contains 3 accepted taxa overall.

Characteristics
Catopsis Griseb.
STRAP AIRPLANT
Classification
POALES
Catopsis
Citation
CATOPSIS Grisebach, Nachr. Königl. Ges. Wiss. Georg-Augusts-Univ. 1864: 10, 12. 1864.
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TYPE: Catopsis nitida (Hooker) Grisebach (Tillandsia nitida Hooker) Lectotypified by J. R. Grant & Zijlstra, Selbyana 19: 97. 1998.
Species
Scientific Name Common Name Herbarium Specimens Status Photos
Catopsis berteroana POWDERY STRAP AIRPLANT Native Endangered-State
Catopsis floribunda FLORIDA STRAP AIRPLANT; MANY-FLOWERED AIRPLANT Native Endangered-State
Catopsis nutans NODDING STRAP AIRPLANT; NODDING CATOPSIS Native Endangered-State
[Family identification key]
1.  Leaf not chalky at the base, the tip attenuate; inflorescence with 5-20 racemes; floral bracts 4-7 mm long
1.  Leaf often conspicuously chalky at the base (occasionally not apparent or sloughed off), the tip sharply acute-subulate; inflorescence with 1-6 racemes (rarely to 11); floral bracts 6-15 mm long
2
2.  Leaves ascending to erect-appressed, mostly >15 cm long on mature rosettes; floral bracts 6-10 mm long; flower diurnal; corolla white
2.  Leaves ascending to spreading, mostly <15 cm long on mature rosettes; floral bracts 12-15 mm long; flower nocturnal; corolla yellow
Genus Synonyms
Synonym Full Citation Basionym Type
Pogospermum Pogospermum Brongniart, Ann. Sci. Nat., Bot., ser. 5. 1: 327. 1864. TYPE: Pogospermum flavum Brongniart