紅桑 (桑屬)

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紅桑
Morus rubra 250389.png
2017-05-29 14 12 27 Red Mulberry fruit along Kinross Circle in the Chantilly Highland section of Oak Hill, Fairfax County, Virginia.jpg
保护状况
科学分类 编辑
界: 植物界 Plantae
演化支 被子植物 Angiosperms
演化支 真双子叶植物 Eudicots
演化支 蔷薇类植物 Rosids
目: 蔷薇目 Rosales
科: 桑科 Moraceae
属: 桑属 Morus
种: 紅桑 M. rubra
二名法
Morus rubra
L. 1753
Morus rubra range.png

紅桑Morus rubra;英語:red mulberry)是桑屬的一種落葉喬木,原產於北美洲中東部[1]。它現在常見於美國,但在加拿大是一種瀕危植物[2][3]。它可與白桑雜交。[4]

形態[编辑]

紅桑高度在10~15米(33~49英尺)之間,很少超過20米(66英尺),樹幹直徑在50厘米(20英寸)左右。葉互生,長7~18厘米(2.8~7.1英寸) ,寬8~12厘米(3.1~4.7英寸)。其葉片正面比白桑葉粗糙得多,葉底有絨毛[5][6]

參考文獻[编辑]

  1. ^ Morus rubra. County-level distribution map from the North American Plant Atlas (NAPA) (Biota of North America Program (BONAP)). 2014. 
  2. ^ Wunderlin, Richard P. Morus rubra . Flora of North America (FNA) (Missouri Botanical Garden) –通过eFloras.org. 
  3. ^ Ambrose, J. D., & Kirk, D. (2004). National Recovery Strategy for Red Mulberry (Morus rubra L.). Ontario Ministry of Natural Resources, Guelph, Ontario, Canada
  4. ^ Burgess, K. S.; Morgan, M.; Deverno, L.; Husband, B. C. Asymmetrical introgression between two Morus species (M. alba, M. rubra) that differ in abundance (PDF). Molecular Ecology (University of Toronto, Barrett Lab). 2005, 14 (17): 3471–3483. PMID 16156816. doi:10.1111/j.1365-294X.2005.02670.x. [失效連結]
  5. ^ M. P. Nepal* and D. J. Wichern, "Taxonomic Status Of Red Mulberry (Morus Rubra, Moraceae) At Its Northwestern Boundary", Proceedings of the South Dakota Academy of Science, Vol. 92 (2013), p. 19 ff., http://sdaos.org/wp-content/uploads/pdfs/2013/19-29.pdf, accessed July 2019
  6. ^ Farrar, J.L. (1995). Trees in Canada. Fitzhenry and Whiteside/Canadian Forest Service, Markham, Ontario.

外部連接[编辑]