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Kew Plants of the World Online [POWO] have recently decided that White Spruce - universally known as Picea glauca for the last century - should...
Fascinating video on research into pumpkin seed dispersal by megafauna! https://twitter.com/ferrisjabr/status/1454860205192216577?s=20
Surprised there isn't a thread on this yet! With Lytton shattering the Canada all-time heat record (set 84 years ago) not just by the usual tenth...
Can anyone ID the maple in this pic on Wiki Commons, please? In the mountains east of Yamagata (exact location given on the photo page). Thanks!
Vol. 2 No. 1 of the Bulletin of the Cupressus Conservation Projectis available now, click here for pdf. Contents: Rediscovery of the holotype of...
Anyone know what the woody monocot on the right in this Flickr pic is, please? Yaté region, southeast New Caledonia. DSCN1140 And this tree?...
An interesting paper just come out, summary here: http://www.newscientist.com/article/mg21729004.800-why-trees-cant-grow-taller-than-100-metres.html
First record for Canada, apparently - well worth going to see if you're in the New Westminster area and at all interested in birds. It's in a...
Just heard about one on the news here, and found this info. Hope everyone's OK!
Field Maple Acer campestre Bit surprised to see there was no thread yet for the typical species, so here's some pics. 1, 2, 3: flowering shoots,...
Amazing Black Bear film . . . can you bear not to see it? http://www.bbc.co.uk/programmes/b00np2gk Available for viewing until approx March 2010
Excellent new book just come out (published 19 May 2009): New Trees: Recent Introductions to Cultivation by John Grimshaw & Ross Bayton, Kew /...
Not certain, but the shrub might be a Daphne.
Ponytail all blackish-brown and drooping. Northeast England, outdoors. Best treatment? Photo to follow later.
What is the minimum number of times that plants in the family Cupressaceae have crossed the Equator naturally? (note: human introductions don't...
Anyone know if the Prunus dulcis × Prunus persica hybrid has ever been formally named?
Just out of curiosity . . . what had happened to the forums the last 3 days?
All the tallest trees are evergreen: Sequoia sempervirens: 115m Pseudotsuga menziesii: 99m Eucalyptus regnans: 97m Picea sitchensis: 96m...
Magpies have self-awareness, and can recognise themselves in a mirror . . . http://www.birdguides.com/webzine/article.asp?a=1414 Full article...
Anyone know what this Proteaceae fruit from a florist's shop is? I've had Leucadendron and Banksia suggested, but neither fully matches.