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Box Elder

Box Elder. Acer negundo L. Classification. Kingdom Plantae – Plants Subkingdom Tracheobionta – Vascular plants Superdivision Spermatophyta – Seed plants Division Magnoliophyta – Flowering plants Class Magnoliopsida – Dicotyledons Subclass – Rosidae Order – Sapindales

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Box Elder

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  1. Box Elder Acer negundo L.

  2. Classification Kingdom Plantae – Plants Subkingdom Tracheobionta – Vascular plants Superdivision Spermatophyta – Seed plants Division Magnoliophyta – Flowering plants Class Magnoliopsida – Dicotyledons Subclass – Rosidae Order – Sapindales Genus Acer L. – maple Species Acer negundo L. – boxelder

  3. Shape, Form, Type • Medium sized tree to 60 feet, typically with random form and multiple trunks.  FIGURE 1

  4. Bark • Thin, gray to light brown, with shallow interlacing ridges; young bark is generally warty. FIGURE 3 FIGURE 2

  5. Twig • Greenish purple, moderately stout, with narrow leaf scars, meeting in raised points. FIGURE 5 FIGURE 4

  6. Leaf • Opposite, pinnately compound. • 3-5 leaves, but sometimes 7 • 2-4 inches long • Lobed • Light green at top but gets paler at bottom FIGURE 6 FIGURE 7 FIGURE 8

  7. Bud

  8. Flower • Dioecious; yellowish green, in drooping racemes; appearing in spring. FIGURE 10 FIGURE 9

  9. Fruit • 1 to 1 and ½ inches long • Drooping clusters • Light tan when ripe in the fall, lasting through the winter • V-shape FIGURE 11 FIGURE 12

  10. Habitat and Range • Prefers bright sunlight. • It often grows on flood plains and other areas with plenty of water supply. • It grows around houses and in hedges, as well as on ground and vacant lots.

  11. Range cont’d FIGURE 13

  12. Uses • Although its light, and soft wood is considered undesirable for most uses, this tree has been considered as source of wood fiber, for use in fiberboard.

  13. References • Text citation: • Tree tropics. (6, 24 2010). Retrieved from http://www.treetopics.com/rhus_glabra/gallery1.htm • Vanderbilt. (6, 24 2010). Retrieved from http://www.cas.vanderbilt.edu/bioimages/species/rhgl.htm • Virginia tech. (6, 24 2010). Retrieved from http://www.cnr.vt.edu/DENDRO/dendrology/syllabus/factsheet.cfm?ID=80 • Illionois wild flowers. (6, 24 2010). Retrieved from http://www.illinoiswildflowers.info/trees/plants/sm_sumac.htm • Usda plant. (6, 24 2010). Retrieved from http://plants.usda.gov/java/profile?symbol=ACSA2

  14. Figures 1-12: • Virginia tech. (6, 24 2010). Retrieved from http://www.cnr.vt.edu/DENDRO/dendrology/syllabus/factsheet.cfm?ID=80 • Figure 13: • Usda plant. (6, 24 2010). Retrieved from http://plants.usda.gov/java/profile?symbol=ACSA2

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