Heliconias are striking plants when in bloom. What we see most as the flowers are specially shaped and pigmented leaves, called bracts. The much smaller flowers are nestled within the brachts and may last less than 24 hours each, but they too can be striking. See the indigo flower in the pictures.

TROPICAL SYNAPSES
Reflections on topics including clinical neurology, recent publications in neuroscience,
philosophy of biology, "neuro-doubt" about modern media hype of new neuro-scientific procedures and methods, local oceanography, tropical horticulture, the Hawai'i health scene, and whatever else dat's da kine...
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New study published on NPH this month.
Normal pressure hydrocephalus (NPH) is a less common cause of dementia than Alzheimer disease, Parkinson's, or multiple stroke. Classic...

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It has been long known that electronic amplification of "subvocalization" can cause words that a person says "under their b...
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Normal pressure hydrocephalus (NPH) is a less common cause of dementia than Alzheimer disease, Parkinson's, or multiple stroke. Classic...
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Where is the color of what we see? Is it part of the object we see? Is it in the light from that object? Is it in our eyes, our retinas? O...
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