STEREOPHYLLACEAE HYPNALES LEAF CELLS PROLULOSE ,NO PARAPHYLLA SI PSEUDOPARAPHYLA,CELLS SMOOTH OR PROLULOSE

 A--STEREOPHYLLUM. UNIPAPILOSE CELLS SHORT CELLS

1-STEREOPHYLLUM  RADICULOSUM

B-EULACOPHYLLUM. COSTA END IN SPINE ELONGATE CELLS,ALAR CELLS SMALL

                                     COSTA ABOVE MDLEAF

1-EULACOPHYLLUM CULTERIFORM 

C-ENTODONTOPSIS. ALARCELLS LARGE COSABOVE MIDLEAF

1-ENTODOPSIS LEUCOSTEGA

D-PILOSIUM  CELLS ELONGATED  COSTA ABSENT OR BELOW MIDDLE

1- PILOSIUM CHLOROPHYLLUM