Sparganium angustifolium Michx.
FamilySparaganiaceae — APG family: Typhaceae
SynonymsSparganium angustifolium Hult., Sparganium affine Schnizl.
DescriptionSlender, about 50 cm long, usually with submerged stems; leaves narrow, dis- tinctly nerved, elongate, floating on surface of water, upper leaves dilated at base; staminate heads 2-3, congested; pistillate heads 2-3, lower heads peduncled; stigma long; fruit with beak about 2 mm long.
EcologyDeep or shallow water, from lowlands to alpine region. Described from Canada.
Hultén's Flora About

This is a digital representation of Eric Hultén’s ‘Flora of Alaska and Neighboring Territories: A Manual of the Vascular Plants’, which was published by Stanford University Press in 1968. The book was digitized by C. Webb (at UAMN) as part of the Flora of Alaska project, with funding by the US NSF (Grant 1759964 to Ickert-Bond & Webb), and with permission of Stanford University Press. Data and images © 1968 Board of Trustees of the Leland Stanford Jr. Univ. Usage licence: Creative Commons BY-NC-SA 4.0. NB: You may find OCR errors; please refer to the hard-copy if in doubt.