Alismataceae - arrowhead family
Species that grow without cultivation on Mount Desert Island

compiled by the
Champlain Project - P. O. Box 55 - Bass Harbor, Maine  04653
info@vfthomas.com

(updated 31 August 2018)

Alismataceae - arrowhead family
[information to be added]

Mount Desert Island is home to 2 species in 1 genus that grow without cultivation. Click on a link below or scroll down for more information.
   Sagittaria (2 species)
      Sagittaria graminea - grass-leaved arrowhead (rare1)
      Sagittaria latifolia - common arrowhead (occasional)





plant height perianth width fruit (achene) length achene beak length
Sagittaria graminea 7–60 cm 1–1.5 cm 1.5–2 mm (rarely produced) 0.1–0.3 mm
Sagittaria latifolia to 150 cm 2.5–4 cm 2.4–4 mm 0.6–1.8 mm

Sagittaria (arrowhead)
[information to be added]

Sagittaria graminea (grass-leaved arrowhead) - [information to be added]

Sagittaria latifolia (common arrowhead) - [information to be added]

(click on image to enlarge)


Note:
   1. This frequency designation is from the paper “Vascular flora of the Acadia National Park region, Maine” by Craig W. Greene, Linda L. Gregory, Glen H. Mittelhauser, Sally C. Rooney, and Jill E. Weber, published in the spring 2005 issue (vol. 107, No. 930) of Rhodora: Journal of the New England Botanical Club.