betula

Listing 1 - 10 from 158 for betula

Betula nigra - river birch
Betula nigra - river birch River birch - Betula nigra General information: River birch can grow 50 to 90 feet tall but is often seen 40 to 50 feet. It normally grows with a central leader and small-diameter, dark-colored lateral branches. It has a narrow, oval to pyramidal crown when young, spreading wider with age as several branches become dominant. It lacks the white trunk bark associated with ...
www.bonsai-bci.com

Betula nigra L
... to succeed if river birch is the female parent (2). Literature Cited Brinkman, Kenneth A. 1974. Betula L. Birch. In Seeds of woody plants in the United States. p. 252-257. C. ... of Agriculture, Agriculture Handbook 450. Washington, DC. Clausen, Knud E. 1970. Interspecific crossability test in Betula. Proceedings, IUFRO Section 22, Working Group Meeting on the Sexual Reproduction of Forest Trees, May ...
www.na.fs.fed.us

Wallace W Hansen Native Plants of the Northwest Betula Papyrifera Paper Birch Catalog
... W Hansen Northwest Native Plant Nursery & Gardens: Business Information (Ordering, etc.) Updated July 14, 2005 Betula papyrifera (Paper Birch, Canoe Birch, White Birch, Silver Birch) Family: Betulaceae A Note from Wally: ... be able to see small hairs and a few crystalline-warty glands. The species name Betula is translated to mean pitch, while papyrifera is derived from the Greek word papyrus that ...
www.nwplants.com

Uptake of carbon and nitrogen at decreased nutrient availability in small birch (Betula pendula Roth.) plants
... ] [ Return to Contents ] Uptake of carbon and nitrogen at decreased nutrient availability in small birch (Betula pendula Roth.) plants A. J. S. McDonald (1), T. Lohammar (1) and A. Ericsson (2) 1. ... of carbon and nitrogen in relation to mineral nutrient supply was investigated in small birch (Betula pendula Roth.) plants grown in solution culture. A step-decrease in nutrient availability (from near- ...
heronpublishing.com

Betula pendula--European Birch
Betula pendula--European Birch Michigan State University Extension Ornamental Plants plus Version 3.0 - 00000214 11/12/99 Betula pendula--European Birch Hardiness Zones: 2 to 6 Height: 45 ft Spread: 30 ft Form: oval Type: deciduous tree Annual Growth Rate: 12 to 18 inches Comments: European Birch is graceful (Vis. 6) and ornamental but is susceptible to fatal attacks of bronze birch borer and ...
web1.msue.msu.edu

Betula nigra L.
Betula nigra L. Betula nigra L. Betula rubra Michx. Betulaceae Deciduous tree up to 20 m high. Bark conspicuous on old plants, with pinkish or reddish-brown papery scales. Twigs reddish too. ... and East of USA Other views: Bark, Trunk Cultivated: France and Germany Author: Frdric Tournay & Thierry Lamant Ethnobotanical aspects of Betula nigra by Plants for a future database Back to the plant list
www.biologie.uni-ulm.de

river birch, Betula nigra
river birch, Betula nigra Betula nigra L. Betulaceae (birches and alders) river birch, red birch Includes: no synonyms Tree to 20 m (65 ft) tall and 50 cm (18 in) diameter, with irregular ... : The species is native to about the southeastern 1/3 of the United States. NWI status: FACW Comment: Betula is the ancient classical name for the birches; nigra means "black", although no part of the tree is ...
www.biosurvey.ou.edu

Betula lenta fact sheet
Betula lenta fact sheet Black (Sweet) birch Betulaceae Betula lenta L. Leaf: Alternate, simple, pinnately-veined, ovate, with an acute tip and cordate base and singly or irregularly doubly serrate margins, 2 to 4 inches long. Petiole is stout and pubescent. Flower: Preformed aments, male near the end of the twig, 3/4 to 1 inch long; female upright, 1/2 to 3/4 inch long. Flowers April to May. ...
www.cnr.vt.edu

Betula nigra fact sheet
Betula nigra fact sheet River birch Betulaceae Betula nigra L. Leaf: Alternate, simple, pinnately-veined, rhombic to ovate, 1 1/2 to 3 inches long, obviously doubly serrate, with a wedge-shaped base; green above, paler and fuzzy below. Flower: Preformed aments, male near the end of the twig, 2 to 3 inches long. Female catkins upright, 1/4 to 1/2 inch long. Flowering in early spring. Fruit: Cone ...
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Betula papyrifera- Western Paper Birch
Betula papyrifera- Western Paper Birch Betula papyrifera var. commutata Western Paper Birch Family: Betulaceae (Birch family) Photo taken at Leavenworth Fish Hatchery, shaded area near river (10 to 20 meters away) 2002 Thayne Tuason 2003 Thayne Tuason Plant: The bark was used to make canoes by the Okanagan-Colville, Thompson, Montana Indian, and Bella Coola. The bark was used to make baskets by ...
www.cwnp.org