Fremont's pincushion Chaenactis fremontii Asteraceae

Wingnut cryptantha Cryptantha pterocarya var. pterocarya Boraginaceae

Winterfat Krascheninnikovia lanata Chenopodiaceae

		Woolly daisy Eriophyllum wallacei Asteraceae

		Woolly milkweed Asclepias vestita Apocynaceae See Wayne Armstrong's superb illustrations and discussion of the milkweed pollination process at http://waynesword.palomar.edu/termfl1.htm

Whitestem blazing star Mentzelia albicaulis Loasaceae

Bigelow's desert four o'clock Mirabilis laevis var. villosa Nyctaginaceae [formerly Mirabilis bigelovii var. bigelovii]

Arizona popcorn flower Plagiobothrys arizonicus Boraginaceae [These pictures show the circumsessile fruit capsule]

Yellow peppergrass Lepidium flavum Brassicaceae

Brittle spineflower Chorizanthe brevicornu var. brevicornu Polygonaceae

PHOTO GALLERIES INDEX

CALFLORA.NET

PAGE NINE OF NINE