SOME ABOUT THE MORPHOLOGY OF ORCHIDS

SOME ABOUT THE MORPHOLOGY OF ORCHIDS

BLOSSOM

1 Paphiopedilum insigne

2 Paphiopedilum insigne

3 Phragmipedium schlimii

4 Listrostachys sesquipedale

5 Cattleya forbesii

6 Gongora quinquenervis

7 Stanhopea tigrina

8 Orchidantha maxillarioides

– a banana plant (Musaceae) with orchid-like flowers. Here in the photo the middle sepalum is bent backwards.

Explanation of symbols

1 Petals (3 Sepalen + 2 Petalen, all directed upwards)

2 lateral sepalum

3 Adhesion product of the two lateral sepals (synsepalum)

4 Mittleres Sepalum

5 lateral petalum

6 middle petalum (Labellum, Lippe)

7 Hypochil (Base member of the lip)

8 a "croissant" of the mesochil

9 Epichil (Terminal phalanx of lip)

10 pillar

11 Sporn

12 flat formed, sterile stamen (Staminodium)

13 opening, through which the pollinating insect the labellum, the "shoe”, leaves.

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