sclereids |
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| navigate by keyword : moss sporophyte bryophyte seta stalk vascular tissue water relations conduction transport thick cell walls sclereids micrograph light magnified polarization brilliant color red orange outer cortex glowing reproduction sexual refractive birefringent diploid spore bearing plant land pterygynandrum capillary wing early lower primary producer trophic pyramid people |
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| Cross section of the seta from the capillary wing moss, Pterygynandrum filiforme, from Broad Brook, Connecticut, showing bright red sclereids in the outer cortex, with polarization at 400x |
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