REVISION OF THE ENGLISH WEALDEN FLORA 



35 









Fig. 3 A-F Czekanowskui un^uue sp. nov. All lower cuticle, from Wessex Formation, Dorset. B, E from Worbarrow Bay, A, C, D, F from Mupe Bay. A, 

 cuticle showing ordinary epidermal cells in longitudinal files, V.64522, LM, x 125: B, outer surface of cuticle showing stomatal rows, V.6452I, SEM, x 

 125; C, inner surface of cuticle, V.64522, SEM, x 125; D, single stoma showing thickened rim and guard cell polar appendages, V.64522, LM, x 500; E, 

 stoma viewed from outside, showing thickened rectangular rim and partially exposed guard cells, V.64521, SEM, x 750; F, stoma viewed from inside, 

 showing wide, thickly cutinized dorsal plates and polar appendages of guard cells, also showing distinctive cutinization of the inner anticlinal walls of the 

 guard cells producing delicate oval structure, V.64522, SEM, x 750. 



1936b Windwardia¥\ov\n:A5. 



1972 Phoenicopsis Heer; Samylina: 58, 



1987 Phoenicopsis Heer; Sun: 685, 



Type species. Phoenicopsis angiistifolia Heer 1876: 51; pl.l, 

 fig. Id; pl,2, fig,3b (cuticle figured by Florin 1936a; pi. 36, figs.4,5). 



borne in bundles on short caducous shoots which also bear small 

 persistent leaves. Foliage leaves narrowly wedge-shaped with no 

 distinction between petiole and lamina, undivided. Single vein at 

 leaf base dichotomising into numerous parallel veins. Resin bodies 

 absent. 



Discussion. The genus Phoenicopsis is used here in the sen.se of 



Diagnosis, [slightly emended from Heer, 1 876: 49] Foliage leaves Heer (1876) and later that of Samylina (1972: 58) which makes it 



