ALISON KENDALL SWEARINGEN
June 11, 1896Nereocystis leutkeana 
(pneumatocyst and dry blades 
of a mature plant)Bryopsis plumosaPikea pinnataCeramium pacificum 
(epiphytic on Gracilaria sp)Delesseria decipiensCaulerpa taxifolia

(Listed as one of two algae on the world's 100 worst invasive species list compiled by the IUCN Invasive Species Specialist Group)Caulerpa racemosaDesmarestia ligulataRhodoptilum densum

(previously Dasya plumosa)Grateloupia prolongataCodium fragileLaminaria sinclairiiI.A. Abbott
HERBARIUM
A collection of images from the University Herbairum at UC Berkeley