What's the difference between H. algeriensis and H. canariensis, by the way?


H. algeriensis is always found in the company of camels. H. canariensis is
bright yellow, but it doesn't sing.

Iris,
Central NY, Zone 5a, Sunset Zone 40
"If we see light at the end of the tunnel, It's the light of the oncoming
train."
Robert Lowell (1917-1977)