Portulaca nitida (Danin & H. G. Baker) Ricceri & Arrigoni

Raab-Straube, Eckhard von & Raus, Thomas, 2023, Euro + Med-Checklist Notulae, 16, Willdenowia 53 (1), pp. 57-77 : 67

Portulaca nitida (Danin & H. G. Baker) Ricceri & Arrigoni

(≡ Portulaca oleracea subsp. nitida Danin & H. G. Baker ) – Fig. 8C, D.

A Cm: Crimea: Sevastopol, surroundings, Yalta Ring, 44°32'26''N, 33°35'49''E, 100 m, side of road, 19 Jul 2020, Ryff (YALT). – New area record for this taxon, identified by SEM study of the seeds. One of the most widespread taxa of the Portulaca oleracea complex. The native range is Europe to C Asia and N Africa ( POWO 2023b). It was recently noted as an alien in W Ukraine ( Bulakh & al. 2020). In Crimea, it is a rare morphotype and likely to be considered a casual alien.

E. Bulakh, L. E. Ryff & M. Shevera

Figures

Fig. 8. Portulaca oleracea aggregate, ultrastructural study of seed surfaces by SEM. – A, B: P. macrantha, Crimea, Simeiz, 28 Jul 1903, in collibus, Golde (YALT). – C, D: P. nitida, Crimea, Sevastopol, surroundings,Yalta Ring, 44°32'26''N, 33°35'49''E, 100 m, side of road, 19 Jul 2020, Ryff (YALT). – E, F: P. oleracea s. str., Crimea, S coast of Crimea, Artek, “New village”, 44°33'57''N, 34°19'03''E, 200 m, as weed on trail, 6 Sep 2021, Ryff (YALT). – Scale bars:A, C, E = 100 μm; B, D, F = 50 μm. – Photographs by E. Bulakh & A. Terebilenko.