With thin plates stacked on top of or next to each other.  

Thin plate, membrane.  

Bottle-shaped, urn-shaped.  

(Of a surface) smooth, as if polished.  

The arm of a fissure or scar of a spore.  

Perforated with holes .  

Latex-bearing; the preferred spelling is laticiferous. Milk-producing, with milky sap. Producing, secreting or carrying milk. To a structure that produces...

Tear-shaped, i.e. ovoid with a narrowing apex .  

Tiny lobe.  

Cut into slender lobes or drawn-out teeth. Slashed into narrow pointed segments. Slashed into deep narrow lobes. Dissected into slender...