May 31, 1912 



55 



Figure 5. Open growth of vegetation on the ridge above Cave Creek 



Of the thirty-three numbers collected, the following have 

 been determined up to date: 



Sphaeralcea rivularis 

 Batanthes attenuata 

 Scutellaria nevadensis 

 Pentstemon deustus 



Melica stricta 

 Sitanion rig-idum 

 Eriogonum microthecum 

 Caulanthus crassicaulis 

 Physaria acntifolia 

 Stanleya collina 

 Homalobus junceus 

 Amelanchier utahensis 

 Opulaster alternans 

 Linum Lewisii 

 Nuttallia laevicaulis 

 Epilobium alpinum 

 Pachylophus marginatus 



macranthus 

 Ptiloria exigua 

 Artemisia graveolens 



incompta 

 Chaenactis achillaefolia 

 Eucephahis elegans 

 Hymenopappus cinereus 

 Petradoria pumila 

 Tetraneuris Torrevana 



