Androsiphonia adenostegia Stapf

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 : 5

Androsiphonia adenostegia Stapf

Figs 1A , 2

Material examined

IVORY COAST • Province de l’Attié , Alépé; 1907; A.J.B. Chevalier 17461; P [ P04772166 ] ! • Bassin du Haut-Nuon , Pays des Diolas , entre Kuankoulé et Danané; 7 Apr. 1909; A.J.B. Chevalier 21194; P [ P04772168 ] !.

Seed description

Seeds are ca 6.0–9.0 mm long, 6.0–8.0 mm wide and 5.0– 5.5 mm thick, oblong to nearly circular, wider than thick. The surface is completely smooth, dark brown, with visible hairy tegument. The apex is blunt, rounded with a small depression. The base is rounded. The margin is entire. The integuments are reduced to a single cellular layer.

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. 2. Seeds of Androsiphonia adenostegia Stapf. A–D. From specimen A.J.B. Chevalier 17461 (P04772166). E–H. From specimen A.J.B. Chevalier 21194 (P04772168). A, E. Face view. B, F. Side view. C, G. Second face view. D, H. Basal view. Scale bar = 5 mm.