Bailey & Bailey: Woody Plants of National Parks 



117 



Mount Wow. LASSEN. KINGS CANYON: between Junction and Vidette Meadows. 



SLQUOIA. 



9. Woods Rose (Rosa 

 Woods I Lindl.), fig. 53.— 

 Mostly low shrubs 1 to 3 feet 

 high, but sometimes up to 6 

 feet high; stems armed with 

 straight or somewhat curved 

 slender prickles, or the prickles 

 few; leaflets 5 to 7, 1/2 to 11/4 

 inches long, mostly simple- 

 toothed, sometimes double- 

 toothed, smooth or finely 

 glandular-hairy, the teeth often 

 gland-tipped; flowers about 1 

 inch across or slightly larger, 

 usually 2 to several in a clus- 

 ter; fruits globose to ellipsoid, 

 about 1/3 to 1/2 inch thick; oc- 

 curs in fields, along streams, or 

 in open woods and is an im- 

 portant browse species for ani- 

 mals. (Syns. R. Fendleri Cre- 



pin, R. arizonica Rydb., R. pyrifera Rydb., R. neomexicana Cock., R. granit- 

 It f era Rydb.). 



Occurrence. — GLACIER: Belton; Lake McDonald; Swiffcurrent Lake; east entrance. 

 YELLOWSTONE: Tower Falls ranger station; east entrance; Stevenson's Island. GRAND 

 TETON: near southwestern boundary of park, 6,500 feet. ROCKY MOUNTAIN, mesa 

 VERDE: east-facing slopes along Prater Canyon trail. BRYCE CANYON. ZION : Blue 

 Springs; Potato Hollow, 6,775 feet. GRAND CANYON. North Rim, 7,500 to 8,500 feet: 

 Cape Royal. South Rim: east of Grand View. Canyon, rare. 



10. Ground Rose (Rosa sp'.thamea Wats.). — Low shrub 1 to 2 feet 

 high, the stems from creeping rootstocks; prickles straight, slender, or the 

 stems almost unarmed; leaflets usually 5, oval to roundish, y'2 to II/2 inches 

 long, glandular-toothed, smooth or slightly hairy above, glandular-hairy be- 

 low; flowers several in a cluster or sometimes solitary, about 1 inch across; 

 fruits small, ellipsoid or nearly globose, about 1/3 inch thick, more or less 

 bristly with gland-tipped bristles. 



Occurrence. — YOSEMITE: southeast of Crane Flat; Mariposa Grove; north of Elea- 

 nor Lake. SEQUOIA: southwest of Colony Mill ranger station, 5,000 feet. 



Fig. 53. Woods rose {Rosa IVoodsi). 



11. Desert Rose (Rosa stellata Woot.). — Low shrub up to 2 feet high; 

 stems armed with numerous slender straight or slightly curved prickles and 

 covered with fine branched hairs when young; leaflets 3 or sometimes 5, 

 broadly wedge-shaped, ^ to 1/4 inch long, sharply and irregularly toothed, 

 usually hairy on both sides; flowers solitary, deep rose-purple, li^ to 2^/2 



