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Key to the Brazilian species of Cryptocarya, based on leaf cuticle characters 1. Epidermal non-specialised cells with anticlinal walls straight to slightly curved adaxially, but never undulate...............................2 – Epidermal non-specialised cells with anticlinal walls variably undulate to sinuate adaxially, sometimes intermingled with straight and/or curved ones..............................................................................................................................................................................4 2. Epidermal non-specialised cells of almost equal size on both surfaces to larger abaxially, anticlinal walls strictly undulate abaxially, stomatal surface appearance type PD............................................................................................................................ C. botelhensis – Epidermal non-specialised cells strictly of almost equal size on both surfaces, anticlinal walls straight to curved to undulate abaxially, stomatal surface appearance type AF to PC.......................................................................................................................3 3. Anticlinal walls straight to curved abaxially, stomatal surface appearance type AF..................................................... C. citriformis – Anticlinal walls curved to undulate abaxially, stomatal surface appearance type AF to PC............................................... C. saligna 4. Epidermal non-specialised cells strictly of almost equal size on both surfaces.................................................................................5 – Epidermal non-specialised cells of almost equal size on both surfaces to/or larger or smaller adaxially..........................................7 5. Anticlinal walls strictly undulate adaxially.................................................................................................................... C. sellowiana – Anticlinal walls non strictly undulate adaxially.................................................................................................................................6 6. Anticlinal walls straight to curved to undulate adaxially, predominantly straight to curved abaxially.................... C. mandioccana – Anticlinal walls undulate to sinuate adaxially, curved to undulate abaxially................................................................... C. moschata 7. Epidermal non-specialised cells of almost equal size on both surfaces to/or larger abaxially...........................................................8 – Epidermal non-specialised cells of almost equal size on both surfaces to larger adaxially............................................ C. riedeliana 8. Epidermal non-specialised cells strictly larger abaxially...................................................................................................................9 – Epidermal non-specialised cells non strictly larger abaxially..........................................................................................................10 9. Anticlinal walls strictly undulate adaxially, stomatal ledge butterfly-shaped, stomatal surface appearance type PD........................................................................................................................................................................................................... C. subcorymbosa – Anticlinal walls curved to undulate adaxially, stomatal ledge lip-shaped, stomatal surface appearance type AF to PC.............................................................................................................................................................................................................. C. wiedensis 10. Anticlinal walls strictly sinuate adaxially, curved to undulate to sinuate abaxially....................................................... C. guianensis – Anticlinal walls not strictly sinuate adaxially, with a different degree of flange undulation abaxially...........................................11 11. Anticlinal walls undulate to sinuate adaxially..................................................................................................................................12 – Anticlinal walls undulate to curved (to straight) adaxially..............................................................................................................13 12. Anticlinal walls straight to curved abaxially, surface appearance of epidermal periclinal walls flat to protruding upward to papillose, stomatal surface appearance type AF to PD.................................................................................................................... C. micrantha – Anticlinal walls undulate to curved abaxially, surface appearance of epidermal periclinal walls flat to protruding upward, stomatal surface appearance type PD............................................................................................................................................. C. velloziana 13. Anticlinal walls undulate to curved to straight adaxially, undulate to curved to straight abaxially.................. C. aff. aschersoniana – Anticlinal walls undulate to curved adaxially, curved to undulate abaxially........................................................... C. aschersoniana |
