Smeathmannia pubescens Sol. ex R.Br.

Lagrange, Flavien, Martínez, Camila & Rio, Cédric Del, 2024, Seed morphology of the paleotropical tribe Paropsieae (Passifloraceae, Malpighiales), and paleobotanical implications, European Journal of Taxonomy 943, pp. 1-23 : 16

Smeathmannia pubescens Sol. ex R.Br.

Figs 1E , 6I–L

Material examined

IVORY COAST • Bingerville ; 14–18 Dec. 1906; A.J.B. Chevalier 17306; P [ P04772722 ] !.

Seed description

Seeds compressed, 5.1 mm long, 3.6 mm wide, and 1.7 mm thick, oblong. The reticulate-foveolate surface is light brown, with 8.50 reticulations per mm 2. The reticulations have an average diameter of 231 µm and a depth of 135 µm. The margin is entire. The apex lacks prominent appendages. The base is obtuse and truncate, with a mucro. The palisade seed coat is 154 µm thick.

Figures

Fig. 1. Cross-sections of seeds from each genus. A. Androsiphonia adenostegia Stapf (P04772168). B. Barteria fistulosa Mast. (P04772344). C. Paropsia edulis Thouars (P04767996). D. Paropsiopsis decandra (Baill.) Sleumer (P04772112).E. Smeathmannia pubescens Sol. ex R.Br. (P04772722). F. Seed coat of Barteria fistulosa (P04772344). Scale bars: A = 1.5 mm; B–D = 1 mm; E = 0.8 mm; F = 1.1 mm.

Fig. 6. Seeds of the genera Paropsiopsis Engl. and Smeathmannia R.Br. A–D. Paropsiopsis decandra (Baill.) Sleumer (T.J. Klaine 194; P04772112). E–H. Smeathmannia laevigata Sol. ex R.Br. (Heudelot 655; P04772782). I–L. Smeathmannia pubescens Sol. ex R.Br. (A.J.B. Chevalier 17306; P04772722).A, E, I. Face view. B, F, J. Side view. C, G, K. Second face view. D, H, L. Basal view. Scale bar = 5 mm. Arrow: mucro.