Landmarks of Floral Development of Nuphar advena




Дата канвертавання24.04.2016
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Landmarks of Floral Development of Nuphar advena

Stage, developmental landmark

Additional developmental events

Bud diameter

Method of observation

References

1. Initiation of flower

Flowers appear as lateral shoots on the rhizome

0.2-0.3 mm

Drawing

Cutter (1957a, 1957b)

Moseley (1972);

Schneider et al. (2003)


2. Initiation of bract & sepals

A long plastochron between the initiation of the third and fourth organs

0.4-0.5 mm

Drawings, SEM

Moseley (1972);

Endress (2001)



3. Initiation of petals

Petal primordia emerge in double positions

0.72-0.78 mm

Drawings, SEM

Moseley (1972);

Endress (2001)



4. Initiation of stamens

The floral apex becomes dome shaped

0.95-1.5 mm

Drawings, SEM

Moseley (1972);

Endress (2001);

this study


5. Carpel initiation

Carpellary primordia broaden laterally slightly

2.0 mm

Drawings, SEM

Moseley (1972);

Endress (2001)



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Moseley (1972)


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