Human Flower Project


Orrington, MAINE USA

flag flower bed
Murrieta, CALIFORNIA USA

parker basket thumb
Princeton, MAINE USA

Sunday, July 25, 2010

Self-Pollinating Glam


Floral form may suggest a mating strategy, but beware of flying to conclusions.


image

Morphology (and display): Does this look like a sexual cue to you?

Photo: via medusasmakeup

Why do happily married women wear so much mascara? We look to dark and glam Tacca chantrieri, the bat flower, for clues—with thanks to Tessa Laird for spotting this peculiar species.

A native to Southeast Asia, Tacca chantrieri has been puzzling a busy team of botanists. This plant, and others in its family, seem to be generally self-pollinating, so what are the lipliner, blush and long lashes for?

“Investment in attractive structures represents an allocation cost that animal-pollinated plants pay to secure the fitness advantages that accrue from cross-fertilization,” write Ling Zhang and fellow researchers. “In contrast, for species in which pre-dominant selfing is the primary mating strategy, investment in attractive structures is superfluous, and resources are instead redirected to alternative structures or activities.” Like fruit production or philosophy.


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Posted by Julie on 07/25 at 08:43 PM
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