Figure 4
From: Mummified Oligocene fruits of Schima (Theaceae) and their systematic and biogeographic implications
Fruit structure of Schima kwangsiensis sp. nov. and extant Schima superba. (A–G) Fossil fruits: (A) Dehiscent capsule showing semiorbicular sepals (green arrowhead), specimen number NNF-072. (B) Dehiscent capsule showing splits running down the upper 2/3 of the capsule length, specimen number NNF-1493. (C) Dehiscent capsule with five ventral sutures, specimen number NNF-1495. (D) Dehiscent capsule showing 5 valves and dissepiments, specimen number NNF-1490. (E) Dehiscent capsule showing five locules and the persistent five-angled columella (green arrowhead), specimen number NNF-1491. (F) Half capsule showing the persistent columella (green arrowhead) and reniform seed (red arrowhead), specimen number NNF-1499. (G) Dehiscent capsule with a deciduous valve, specimen number NNF-076. (H,I) Modern fruits of the species Schima supberba: (H) Partially dehiscent capsule showing reniform seeds. (I) Pentacarpellate, loculicidally dehiscent capsule showing apically 5-angled columella (green arrowhead). Scale bar = 2 mm. Processed and drawn by X. G. Shi using Adobe Photoshop CS5.
