Gray’s Draba (Draba grayana)
Gray’s Draba (Draba grayana), Mustard Family (Brassicaceae). Native and G2 S2 Imperiled globally and endemic in Colorado. There are 30 documented occurrences, 12 of which have not been seen in over 20 years. Primary threats are non-motorized human activity. This...
Egg Yolk Lichen (Candelariella rosulans)
Egg Yolk Lichen (Candelariella rosulans) in the Candelariaceae family, can be a bit variable in appearance, ranging from rosulate to lobate to squamulose but almost always distinguishable from other Candelariella species by its thick, convex thallus and broad spores....
Giant Lousewort (Pedicularis procera)
Giant Lousewort (Pedicularis procera), Broomrape Family (Orobanchaceae), Native and common in moist forests and along streams from foothills to subalpine on the eastern and western slopes. Blooms from June through...