Photograph Credits
All images in the tracheophyte checklist, except those specified below, are © Arthur Haines 2004 and may not be reproduced for sale or extensive compilation. Limited reproduction (i.e., printing) is permissible for assistance with plant identification.
D. Britton and Jim Goltz
Isoetes-prototypus-megaspore-equator
Isoetes-prototypus-megaspore-distal
L. Kott and D. Britton
Isoetes-acadiensis-megaspore-distal
Isoetes-acadiensis-megaspore-equator
Isoetes-eatonii-megaspore-distal
Isoetes-eatonii-megaspore-proximal
Isoetes-echinospora-megaspore-equator
Isoetes-echinospora-megaspore-distal
Isoetes-engelmannii-megaspore-equator
Isoetes-engelmannii-megaspore-distal
Isoetes-hieroglyphica-megaspore-distal
Isoetes-hieroglyphica-megaspore-equator
Isoetes-lacustris-megaspore-equator
Isoetes-lacustris-megaspore-proximal
Isoetes-riparia-megaspore-distal
Isoetes-riparia-megaspore-equator
Isoetes-tuckermanii-megaspore-equator
Isoetes-tuckermanii-megaspore-distal
Barbara Vickery
Asplenium-viride-habit.jpg