pteridophyte: plants having vascular tissue and reproducing by spores
vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms
siskiyou lewisia: evergreen perennial having a dense basal rosette of long spatula-shaped leaves and panicles of pink or white-and-red-striped or pink-purple flowers; found on cliffs and in rock crevices in mountains of southwestern Oregon and northern California