Billbergia nutans, or Queen´s-tears, is an epiphytic bromeliad native to Brazil, Paraguay, Uruguay, and Argentina.

This plant is often used as an ornamental plant.

Varieties: Two varieties are recognized:

#Billbergia nutans var. nutans – Brazil, Paraguay, Uruguay, and Argentina
#Billbergia nutans var. schimperiana (Wittm. ex Baker) Mez – Brazil, Paraguay

Cultivars: 

• Billbergia ´Albertii´
• Billbergia ´Baraquiniano-Nutans´
• Billbergia ´Beadleberg´
• Billbergia ´Blireiana´
• Billbergia ´Candy´
• Billbergia ´Carminea´
• Billbergia ´Elvenia Slosson´
• Billbergia ´Frau Pia Roesslein´
• Billbergia ´Hoelscheriana´
• Billbergia ´Intermedia´
• Billbergia ´Ivey Meyer´
• Billbergia ´Joseph Marechal´
• Billbergia ´Kahibah´
• Billbergia ´Leodiensis´
• Billbergia ´Lissom´
• Billbergia ´Marechalii´
• Billbergia ´Morreniana´
• Billbergia ´Pioupionii´
• Billbergia ´Rosea´
• Billbergia ´Rubro-Cyanea´
• Billbergia ´Salmonea´
• Billbergia ´Theodore L. Mead´
• Billbergia ´Ultrajactensis´
• Billbergia ´Vittato-Nutans´
• Billbergia ´Wantenii´
• Billbergia ´Windii´
• Billbergia ´Worleana´
• × Billmea ´Emma Francis Stewart´
• × Billnelia ´Fred Eichholtz´
• × Billnelia ´Perringiana´
• × Cryptbergia ´Mead´
• × Cryptbergia ´Pinkie´
• × Cryptbergia ´Red Burst´
• × Cryptbergia ´Rubra´
• × Neobergia ´Noddy´
• × Neobergia ´Perneri´
• × Nidbergia ´Chas Hodgson´