Orobanche genus --- Broomrape family
desert broomrape (Orobanche cooperi) -- in March -- Corn Springs Road, Chuckwalla Moutains, BLM, CA blue & purple CA-S
clustered broomrape (Orobanche fasciculatum) -- in May -- Reservoir Ridge Natural Area, Fort Collins, CO green & brown CO-F
clustered broomrape (Orobanche fasciculata) -- in June -- Mill Creek Link Trail, Lory State Park, CO