BI 362 Non-vascular Plants:  Our images of Cyanophytes (Spring 1999-2002)

Anabaena from puddle, note heterocysts and the incidental diatom
Chamaesiphon from Tenn. River, attached to leaves of the aquatic moss Fissidens fontanus (Jan. 31, 1999)
Chamaesiphon from Tenn. River,  cultured in salt water.
Cylindrospermum with terminal heterocyst and subterminal akinete.
Gloeocapsa subaerial on our botany tank
Merismopedia from Tenn. River (found w/ Oscillatoria below)
Microcoleus from roadside, note numerous trichomes in a common sheath
Nostoc
Oscillatoria from Tenn. River, attached to boat dock (Jan. 31, 1999)
Spirulina
Stigonema from soil in open field showing true branching
hormogonium, a unit of dispersal and asexual reproduction
trichome and sheath, the sheath is pigmented (brownish)
False branching