Archive for August 2005

Materia Medica

What are the botanical sources of the official Jalap and Tampico Jalap, and how would you distinguish the official Jalap resin from the resins of Tampico Jalap, Scammony, and Guaiacum?

Good question…

Kew’s website is now hosting highlights from a collection of plants used to produce medicines, built up since 1842 by the Royal Pharmaceutical Society.

Via 24 Hour Museum

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Written by Dave Lovely

August 23, 2005 at 8:03 pm

Posted in Uncategorized

Singing like a cricket

Let’s hear it for the male manakin. The manakin makes the swiftest known movement of any vertebrate – the birds strike the tips of their wing feathers together behind their backs in a shivering motion at 106 times a second.

That’s the fastest known limb movement in any vertebrate – faster than a rattlesnake, or a hovering cuban bee hummingbird. That’s fast.

Charles Darwin wrote in 1871 about the sounds of the manakin, but it’s only now that scientists have worked out how, exactly, this remarkable bird sings the way it does.

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Written by Dave Lovely

August 2, 2005 at 10:04 pm

Posted in Uncategorized