Dicella Griseb., Linnaea

de Almeida, Rafael F., de Morais, Isa L., Alves-Silva, Thais, Antonio-Domingues, Higor & Pellegrini, Marco O. O., 2024, A new classification system and taxonomic synopsis for Malpighiaceae (Malpighiales, Rosids) based on molecular phylogenetics, morphology, palynology, and chemistry, PhytoKeys 242, pp. 69-138 : 69-138

2.7. 6. Dicella Griseb., Linnaea 13: 249. 1839.

Figs 7 H, I , 10 B – D

Type species.

Dicella bracteosa (A. Juss.) Griseb.

Notes.

Dicella comprises seven currently accepted species (one threatened species; Suppl. material 1) of lianas endemic to rainforests, savannas, and seasonally dry tropical forests from Costa Rica (Central America) to Argentina (South America; POWO 2024). For an identification key for all species of Dicella , see Chase (1981).

Figures

Figure 7. Flowers of Malpighiaceae A side view of the flower of Amorimia coriacea showing the cincinnus peduncle with a bract at base and two bracteoles at apex B detail of the 2 - glandular bracteoles of Glicophyllum cardiophyllum C details of the glandular margin of the bracteole of Christianella multiglandulosa D bracteoles of Mezia araujoi concealing the floral bud at pre-anthesis (floral pedicel is absent) E floral bud of Niedenzuella multiglandulosa, showing a very short peduncle with a bract at base and two bracteoles at apex F flower of Banisteriopsis laevifolia showing pedicel with bract and bracteoles at base (peduncle absent) G plane and patent bract and bracteoles of Alicia anisopetala H cucullate bract and bracteoles of Dicella bracteosa I deflexed bract and bracteoles of Dicella nucifera J eglandular sepals concealing petals at pre-anthesis in Thryallis longifolia K 1 - glandular calyx of Hiptage benghalensis L 10 - glandular calyx of Camarea axillaris M 8 - glandular calyx of Christianella multiglandulosa showing the multi-glandular margin of sepals N erect sepals of Galphimia australis O revolute apex of sepals of Byrsonima basiloba P revolute and reflexed sepals of Thryallis longifolia Q floral diagram of a Malpighiaceae flower with sepals in green, sepal glands in red, lateral petals in yellow, posterior petal in brown, androecium in blue (connectives) and white (pollen sacs), and gynoecium in pink (diagram and photographs B, E, F, H, K, L, N, O, Q by R. F. Almeida; A – D, G, M by M. O. O. Pellegrini; I by Amaury Jr.; J, P by J. V. Santos).

Figure 10. Types of fleshy fruits, nuts, and smooth to setose schizocarpic fruits in Malpighiaceae A transversely sliced drupe of Bunchosia maritima showing seeds B transversely sliced nut of Dicella nucifera showing the seed C nuts of Dicella bracteosa D nuts of Dicella macroptera E green drupe of Byrsonima blanchetiana F cream-coloured drupe of Byrsonima ligustrifolia G green drupe of Byrsonima melanocarpa with concrescent sepals H orange drupe of Bunchosia glandulifera I orange drupe of Bunchosia maritima J red drupe of Malpighia glabra K reddish-orange drupe of Malpighia mexicana L green drupe of Malpighia fucata M green and twisted drupe of Mcvaughia sergipana N striated drupe of Burdachia prismatocarpa O smooth mericarp of Heladena multiflora P smooth mericarp of Galphimia gracilis Q smooth and immature mericarp of Verrucularina glaucophylla R green and smooth mericarps of Acmanthera latifolia S smooth mericarps of Thryallis longifolia with concrescent sepals T setose mericarps of Tricomaria usillo U setose mericarps of Lasiocarpus ferrugineus V setose mericarp of Camarea axillaris W setose mericarp of Echinopterys eglandulosa (photographs A, B by Amaury Jr.; C, D by A. Assis; E, H, I, M, Q, V by R. F. Almeida; F by S. E. Martins; G by N. Bigio; J by P. Acevedo-Rodriguez; K, L by M. R. Pace; N by L. S. B. Calazans; O by A. Francener; P by M. O. O. Pellegrini; R by R. Goldenberg; S by J. V. Santos; T by I. Specogna; U by A. Nuno; W by S. Carnaham).