Below are larger versions of the images used on the PMBC website, along with their plant names. All images are courtesy of Professor Ronald Toth, whose collection of slides numbers in the thousands and has been emassed over 40 years.

Anthuruim X mariae
Billbergia pyramidalis
Campsis radicans
Fucrea sp. flower, top view
Ginko biloba spur shoot cross section
Hemerrocallis fulva flower bud cross section
Psilotum nudum spores in dried resin
Maclura pomifera Osage orange wood
Moss leaves
Clematis sp.
Coprinus sp. cap - dark field
Equisetum sp. elaters
Isoetes sp. stem ls.
Hemerrocallis fulva flower bud cross section
Lygodium sp. sori
Pinus sp. leaf mesophyll
Zamia sp. female gametophyte - starch grains

Moss

Paspalium sp. stigma - dark field
Tree fern stem
Stapelia sp.
Ginko biloba leaves
Furcrea sp. petals removed, side view
Celosia argentea
cactus spines
Primula sp. - flower, l.s.

Paspalium sp. stigma - dark field

Oncidium sp.
Heliconia rostrata - floral bracts
Lythrum salicaria tristily
Lactuca sativa ovaries l.s.
Moluccella laevis
Heliconia sp. flwoer buds, bract removed

Cyripedium agule Orchidaceae

Arisaema triphyllum