Pteridophytes (Ferns and Fern Allies) Spanish

Product Overview

15 Microscope Slides Primitive ferns (Psilophytatae): 1(d). Psilotum rhizome showing protostele t.s. 2(d). Psilotum stem showing squamous leaves aktinostele t.s. Clubmosses (Lycopodiatae) 3(c). Lycopodium of stem showing plectostele t.s. 4(e). Lycopodium of strobilus showing isospores t.s. 5(c). Selaginella stem showing siphonostele t.s. Horse tails (Equisetatae) 6(c). Equisetum stem t.s. 7(d). Equisetum strobilus showing spores t.s. 8(b). Equisetum w.m. of spores with elaters Ferns (Filicatae) 9(c). Aspidium root t.s. 10(c). Aspidium stem t.s. 11(d). Aspidium leaf showing sori t.s. 12(f). Aspidium w.m. of prothallium showing antheridia and archegonia 13(d). Pteridium rhizome t.s. 14(d). Osmunda royal fern rhizome with ectophloic siphonostele t.s. 15(d). Phyllitis scolopendrium hart?s tongue fern leaf with sori and sporangia t.s.

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