Syesis: Vol. 10

ARTICLES Louise H. Sparks, Roger del Moral, Alan F. Watson and Arthur R. Kruckeberg: The distribution of vascular plant species on Sergief Island, southeast Alaska Natasha I. Calvin: A qualitative description of the intertidal plants and animals of Berners Bay, southeastern Alaska Mary Needler Arai: Specimens of new hydroid species described by C.M. Fraser in the collections of the British Columbia Provincial Museum G.G.E. Scudder: An annotated checklist of the aquatic and semiaquatic Hemiptera