Yellow Lady’s Slipper (Cypripedium parviflorum)
Yellow Lady’s Slipper (Cypripedium parviflorum), Orchid Family (Orchidaceae), is imperiled in Colorado, but is secure globally, as it is found in all but four states in the U.S. It grows in aspen and ponderosa pine/Douglas-fir forests, from the upper plains to...
Giant Helleborine (Epipactis gigantea)
Giant Helleborine (Epipactis gigantea), Orchid Family (Orchidaceae), is critically imperiled in Colorado (S1) but apparently secure (G4) globally, as it is found from Texas to British Columbia and west to California. In Colorado it is found in hanging gardens, marshes...
Eastwood’s Monkey-flower (Erythanthe eastwoodiae)
Eastwood’s Monkey-flower (Erythanthe eastwoodiae), Lopseed Family (Phrymaceae), is vulnerable globally (G3), and critically imperiled in Colorado (S1) and grows in moist cracks on overhanging walls of sandstone alcoves. It is known from Delta, Mesa, Montrose,...