“@PetrifiedNPS: #WildflowerWatch Yucca angustissima var. angustissima Narrowleaf yucca Credit NPS (hl) http://t.co/zZz4gPxDpy”

— DR.R.E.EDGAR (@physiciancop) 2015.5.4

“@PetrifiedNPS: #WildflowerWatch Yucca angustissima var. angustissima Narrowleaf yucca Credit NPS (hl) http://t.co/dQfffmqQrJ”

— Doctor Cop (@doctorcop) 2015.5.4