cone scale

Listing 1 - 10 from 84 for cone scale

Lepidodendron Cone Scale
... Lepidodendron Cone Scale Lepidostrobophyllum Lepidostrobophyllum _is the name assigned to the individual cone scales of Lepidostrobus . This specimen is shown at approximately actual size. This is an average- ...
www.clearlight.com

Picea mariana fact sheet
... crowns. Fruit: Cones are the smallest of the spruces, 1 inch long, ovoid in shape. Cone scale margins are rounded and finely erose. Maturing in September, disseminating in October. Twig: Slender, brown ...
www.cnr.vt.edu

Picea orientalis fact sheet
... : Monoecious; males cylindrical and reddish; females purplish green, spring. Fruit: Chestnut-brown cone, 2 to 4 inches long, cone scale margins entire. Seed disseminated in the fall and cones tend to drop their ...
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Cycad Society SA: Encephalartos caffer
... lower margin sometimes toothed. The whole of the under-surface of the scale, except for the narrow end, is covered by sporangia - small sacs ... at the middle of the cone are approximately 5,5cm long and 5,5cm wide at its widest part. The scale is about 3,5cm thick ... projects somewhat and may be irregularly toothed. On top of each female cone scale two seeds are formed, each up to about 3,8cm long and ...
www.cycadsociety.org

Cycad Society SA: Encephalartos cycadifolius
... cone is more or less cylindrical in shape, 13cm to 22cm long and 5cm to 8cm in diameter. The nose of the cone scale projects only slightly. The median cone scales are approximately 2cm long and 1,8cm broad. The more or less barrel-shaped female cone ... leaves. Plants in cultivation also do not cone regularly. Despite these facts, there are specimens ...
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Forestry Glossary: U is for ... uneven-aged umbo
... . umbo (n.) A blunt or rounded projection arising from a surface, as on a pine cone scale. unctuous (adj.) Greasy to the touch; oily. uneven-aged (adj.) A condition of forest or ...
www.icogitate.com

Pining for Pines
... Pinus albicaulis). Hard pines: bishop pine (Pinus muricata). Coulter (or "big cone") pine (Pinus coulteri). gray (or "foothill" or "Digger") pine (Pinus ... twisted, with thin white lines. The longest cone of any American conifer, the mature cone is usually 16" long, but can reach ... ". Cones: to 10" long. A long, reflexed spine terminates each cone scale; smooth to touch because the prickles on the cones ...
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IJPS Contents: Vol. 159, No. 2
... A New Fossil Conifer from the Triassic of North America: Implications for Models of Ovulate Cone Scale Evolution Brian J. Axsmith, Thomas N. Taylor, and Edith L. Taylor 367-390 Taxodium wallisii ...
www.journals.uchicago.edu

Angiosperm Families - Betulaceae S.F. Gray
... . The terminal inflorescence unit cymose (typically a 3-flowered cymule in each catkin bract or cone-scale axil). Inflorescences terminal (the stems sympodial); more or less elongate, pendulous catkins (male), or erect ... vestigial, or absent (female); 0, or 2–4. Calyx (in male flowers) 1–6 (minute, scale-like). Androecium 2–4 (but ostensibly more by congestion of the three members of the ...
delta-intkey.com

San Jose scale
... a miniature volcano, with the shape of a very low cone with a circular ridge at the apex, inside of which ... near one end. Similar species of scale found on fruit, such as lecanium scale, oystershell scale and scurfy scale, all have non-circular coverings ... but underneath the scale covering. After the parasitoid feeds on and kills the scale host, it pupates beneath the empty scale covering, chewing ...
www.caf.wvu.edu

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