Viridantha pachycaulis Hern.-Cárdenas, Espejo & López-Ferr.[as Viridantha pachycaulis ]

TABLE 1. Morphological differences between Vidantha atroviridipetala (Matilda) Espejo. V. grandispica (Ehlers) Hem.-Cardenas, Espejo & Lopez-Ferr. V. mauiyana (L.B. Sm.) Espejo. V. pachycauhs Hem.-Cardenas. Espejo & Lopez-Ferr. V. zamudioi Hem.-Cardenas, Espejo & Lopez-Ferr. and V. yagulensis (Ehlers) Hern.-Cardenas, Espejo & Lopez-Ferr.

Characters	V. atroviridipetala	V. grandispica	V. mauryana	V. pachycaulis	V. zamudioi	V. yagulensis
Habit	acaulescent rarely short caulescent	acaulescent	acaulescent	short caulescent	acaulescent	short caulescent
Leaf sheaths size (mm)	10-20 x 5-10	10-20 x 5-7	15-25 x 10-15	15-20 x 7-8	10-14 x 12-14 square to	15-20 x 8-10
Leaf sheaths shape	oblong to ovate	narrowly oblong	broadly elliptic	oblong	transversely widely oblong	oblong
Leaf blades width (mm)	2-3.5	3-4	7-11	3.5-4.5	0.8-1	3.5-5
Spikes number	4-7	4-7	3-4	2-5	2-3	5-7
Spikes size (cm)	1.5-3 x 0.5-1	3-5 x 1-2.5	2.5-3.5 x 1-1.5	3-4 x 1-1.5	2.8-3.3 x 1.7-2	2-3 x 0.8-1
Spikes shape	narrowly elliptic	narrowly elliptic	elliptic	elliptic	elliptic	elliptic
Floral bracts size (cm)	1.5-2.5x0.5-0.8	1.7-2.5 x 0.6-1	1-1.5 x 1-1.5	2-2.5 x 0.8-1	1.8-2 x 0.8-1	1.5-2 x 0.7-1
Floral bracts shape	lanceolate to narrowly triangular	ovate to triangular	ovate	ovate	ovate	elliptic
Sepals size (mm)	10-17x3-5	15-20 x 4-6	10-15 x 3-5	15-20 x 4-5	12-15 x 3-5	12-15 x 4-5
Sepals shape	lanceolate	ovate	ovate	lanceolate	lanceolate	elliptic to ovate
Petals length (cm)	1.5-2	2.5-3	1.5-2.5	2-2.5	1.6-1.7	2.2-2.5
Anthers colour	green	green	black	pale green	black	green
Capsules length (cm)	2.5-4 Estado de Mexico,	4-5	2-2.5	2.5-3	unknown	unknown
Geographical distribution	Guanajuato, Guerrero, Hidalgo, Jalisco, Michoacan, Morelos, Oaxaca, Puebla, Queretaro, and Zacatecas	Guerrero, Jalisco, Michoacan, Morelos, Oaxaca, and Zacatecas	Hidalgo	Jalisco	Queretaro	Oaxaca

Edited from : Hernandez et al. 2021. (protologue) Two new species of Viridantha (Tillandsioideae; Bromeliaceae) .