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Betula

Betula

European white birch, bark and leaves of betula alba (family Betulaceae); native to Europe, northern asia, and North America, north of Pennsylvania. It contains betulin (betula camphor), betuloresinic acid, volatile oil, saponins, betulol (sesquiterpine alcohol), apigenin, dimethyl ether, betuloside, gaultherin, methyl salicylate, and ascorbic acid; has odour of wintergreen and is used as a pharmaceutic aid (flavor/aromatic).


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"Twenty questions"-biology game

Betula allegheniensis Betula cordifolia Betula glandulosa Betula lenta Betula lenta subsp. uber - Virginia Round-Leaf Birch Betula michauxii Betula nana Betula neoalaskana Betula nigra Betula occidentalis Betula papyrifera ...

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by Amrik
Sat Nov 11, 2006 1:17 pm
 
Forum: General Discussion
Topic: "Twenty questions"-biology game
Replies: 771
Views: 341787

"Twenty questions"-biology game

Birch Family = Betulaceae? if yes then which Genus? Betula? if yes where is it found? North America? Europe? Asia? Grows in my yard I said > Masachusetts USA< I transplanted it from the woods It has catkins (third time I mentioned) ...

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by Linn
Fri Nov 10, 2006 4:47 pm
 
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Topic: "Twenty questions"-biology game
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"Twenty questions"-biology game

Birch Family = Betulaceae? if yes then which Genus? Betula? if yes where is it found? North America? Europe? Asia?

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by Amrik
Fri Nov 10, 2006 12:59 pm
 
Forum: General Discussion
Topic: "Twenty questions"-biology game
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Views: 341787

Practical Exam Help required!

... Europe also. Some common plant associates of heather in Europe include Scotch pine (Pinus sylvestris), Norway spruce (Picea abies), birch (Betula spp.), heath (Erica spp.), dwarf bilberry (Vaccinium myrtillus), mountain cranberry (Vaccinium vitis-idaea), bearberry (Arctostaphylos uva-ursi), ...

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by b_d_41501
Mon Apr 25, 2005 10:17 pm
 
Forum: General Discussion
Topic: Practical Exam Help required!
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Views: 8114


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