Viridantha secundifolia (Ehlers) Hern.-Cárdenas, E[as Viridantha secundifolia ]

Table I. Morphological différences amongst Viridantha grandispica, V mauryana, V rzedowskiana, V se-cundifolia and V teloloapanensis.

Characters	V grandispica	V. mauryana	V rzedowskiana	V. secundifolia	V teloloapanensis
Rosettes shape in outline	Spherical	Spherical	Spherical	Falcate	Spherical
Leaf sheaths size (cm)	1-2 x 0.5-0.7	1.5-2.5 x 1-1.5	1.8-2 x 1.5-1.7	1-1.2 x 0.8-1.1	1-1.5 x 0.8-1.1
Leaf sheaths shape	Narrowly	Broadly elliptic	Broadly oblong to	Broadly oblong to	Ovate
	oblong		square	square
Leaf blades width (mm)	3-4	7-11	4.5-6	5-8	5
Floral bracts size (cm)	1.7-2.5 x 0.6-1	1-1.5 x 1-1.5	1.5-2 x 1-1.2	1.8-2 x 0.7-1.2	1-1.5 x 0.6
Floral bracts keel	Present	Present	Present	Absent or visible	Present
				only in the apex
Sepals width (mm)	4-6	3-5	4-6	2.5-3.5	3
Sepals shape	Ovate	Ovate	Ovate	Lanceolate	Narrowly elliptic
Anthers colour	Green	Black	Green	Pale to dark green	Green to black

Edited from : Hernandez et al 2019b. Novelties in the genus Viridantha Espejo (Tillandsioideae, Bromeliaceae) .