Latest Pinophyta Stories
New research confirms that early angiosperms were weedy, fast-growing.
How revising an ancient species can change what we know of a lineageâ€™s historical distribution and the climate in which it lived.
Flowering plants are all around us and are phenomenally successfulâ€”but how did they get to be so successful and where did they come from? This question bothered Darwin and others and a paper published in the September issue of the Botanical Journal of the Linnean Society indicates that their ability to adapt anatomically may be the answer.
By Ben Sutherly Staff Writer MIAMI TWP., Montgomery County -- In March, Rick Stanforth noticed the upper limb of a pine showing signs of stress at Cox Arboretum MetroPark. By May, more limbs were dying and on Aug. 7, workers cut the pine down.
By Carol O'Meara Stand in their presence and it seems they anchor the world, their branches heavy in green yet light with air. Coddling is not for them; they prefer independence, and shrug off the care their deciduous companions demand.
Conifers such as Christmas trees suffer a severe plumbing problem. The "pipes" that carry water through firs, pines and other conifers are 10 times shorter than those in flowering trees.
A Duke University study has found that maturing stands of pines exposed to the higher levels of carbon dioxide expected by mid-century produce more needles than those absorbing today's levels of the gas, even under drought conditions. However, the study also found that lack of soil nutrients may impose limitations in many forests.
The Clark's Nutcracker (Nucifraga columbiana) is a large passerine bird in the family Corvidae. It is slightly smaller than its Eurasian relative, Spotted Nutcracker (N. caryocatactes). It is ashy-grey all over except for the black-and-white wings and central tail feathers (the outer ones are white). The bill, legs and feet are also black. This bird is found in western North America from British Columbia and western Alberta in the north to Baja California and western New Mexico in the...
- To writhe; struggle or twist about with more or less force; wriggle.
- To scribble, jot.