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Encephalartos middelburgensis (Zamiaceae): a new species from the Transvaal
1989
South African Journal of Botany
Encephalartos middelburgensis Vorster et al. is described from the upper reaches of the Olifants River. It resembles E. graniticolus Vorster et al., E. eugene-maraisii Verdoorn , E. verrucosus Vorster et al., E. lehmannii Lehm., E. princeps RA Dyer, and to some extent E. cupidus R.A. Dyer by its stiff, pungent, glaucous fronds; but differs from them all by its combination of well-developed petioles and proximal leaflets reduced in size to entire prickles towards base of frond. Anatomically it
doi:10.1016/s0254-6299(16)31240-6
fatcat:2mfqbcsekjblpn66a5thsisq24