
Platystele sp., Bahia Solano, Colombia
Meet one of the world's smallest orchids. The genus Platystele is known for orchids with tiny flowers, and within the genus, this one has some of the smallest flowers. A single flower is a mere 2-3mm in size.
Taking this photo was horrible but also hilarious. We were in extremely heavy rain and I was sitting on the forest floor, two people holding umbrellas over my head whilst I tried to do a handheld shot of this absurdly small flower.
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comments (12)
That's a really good question I hadn't even considered yet. Looks like you're right about the tiny flies:
"The smallest Platystele on Earth, recently discovered by accident in Ecuador, was found growing among the root mass of a larger plant: its flowers are only 2 mm across (<1/10th inch), and the gossamer petals are just 1 cell layer thick. The minute flowers of this genus rely on even more minuscule flies for their pollination."
It's from this book:
https://books.google.nl/books?id=TqSDBQAAQBAJ&pg=PA168
Which also mentions that these tiny fruit flies are such poor flyers (wind affecting their flight) that platystele species are often very local. The flies are attracted to microscopic drops on the petals.
Some incredible biology going on here. Posted 7 years ago
I'm with Christine! How did anyone even notice this? Posted 6 years ago