Araeococcus lageniformis R.A.Pontes & Versieux[as Araeococcus lageniformis ]

Table 1. Morphological comparison between Araeococcus lageniformis and A. nigropurpureus.

Characters	A. lageniformis	A. nigropurpureus
Habitat	Montane forest (700-720 m)	Coastal and lowland forests (100-200 m)
Plant	Epiphytic, occasionally terrestrial	Epiphytic and terrestrial
Rosette outline	Strongly ellipsoid	Ellipsoid to infundibuliform
Tank opening	Narrow tank, opening ca. 1 cm diam	Open tank, opening 2-3 cm in diam
Leaves	Up to 65 cm long	Up to 36 cm long
Leaf blades	0.6-1 cm wide, linear, revolute, spiny margin	1.8-3 cm wide, lanceolate, flat, spineless margin
Pedicel	Absent to subssesile, < 0.3 mm long	Present, 1.5-4 mm long
Floral bracts	2.5-4 x 0.8-1.8 mm, lanceolate, densely covered by arachnoid trichomes	1-1.3 x 0.3-0.8 mm, broadly triangular, rarely arachnoid
Sepals	1.1-1.3 x 1-1.2 mm, widely ovate, subsymmetric, apiculus inconspicuous or 0.1 mm long, trichomes arachnoid and papillose	1.2-1.5 x 1.1-1.2 mm, ovate to suborbicular, asymmetric, apiculate up to 0.2 mm, glabrous
Seeds	Ellipsoid, 1.3 x 0.46 mm, testa cells isodiametric, wide walled, wider around the central part	Ellipsoid-lanceolate, 1 x 0.45 mm, testa cells elongated, narrow walled, wider at the chalazal side.

Edited from (20-04-2023): Pontes et al. 2019. (protologue) A New Species of Araeococcus (Bromeliaceae) from Bahia, Brazil and a Comparative Morphological and Anatomical Analysis .