Bailey & Bailey: Woody Plants of National Parks 



123 



Fig. 60. Apple-flowered serviceberry 

 (Amelanchier Barlramiana) . 



4a. Thicket Serviceberry 

 (Var. oblongifolia T. 8C G.) , fig. 59. 

 — Similar to the species but usually 

 smaller throughout; young leaves 

 and flower clusters densely white- 

 woolly; leaves ly2 to 2^/2 inches long; 

 flowers with petals seldom over i^ 

 inch long; fruiting stalks shorter than 

 in the species. 



Occurrence. — ISLE ROYALE, common: 

 Mott Island; Sumnei Lake. 



5. Apple-flowered Serviceber- 

 ry (Amelanchier Bartramiana 

 (Tausch.) Roem.), fig. 60. — Erect 

 shrub 3 to 9 feet high, the herbage 

 soon smooth; leaves thinnish, oblong 

 to oval, 1 to 2 inches long, usually 

 more or less pointed at both ends; 

 flowers 1 to 3 (or 4), the petals 

 narrowly reverse-egg-shaped, I/2 to 

 % inch long; fruits broadly pear- 

 shaped to nearly globose, dark purple with a whitish bloom. (Syn. A. olis.0- 

 carpa (Michx.) Roem.) 



Occurrence. — iSLE ROYALE, common in the forests: Mott Island; near old Rock 

 Harbor lighthouse. 



6. Desert Serviceberry {Amelanchier Covillei Standi.), fig. 61. — 

 Bushy shrub 4 to 10 feet high or often tree-like with a dense rounded crown 

 close to the ground; leaves oblong or elliptic to oval, 1/3 to ^4 inch long, 

 blunt or sometimes pointed at tips; smooth above, smooth or finely hairy or 

 fuzzy below, the margins rather finely toothed to near base or sometimes not 

 toothed; flowers small, the petals about I/4 inch long, borne in dense rather 

 few-flowered clusters; fruits globose, small. 



Occurrence. — MESA VERDE: highway at north end of Mesa, 7,900 feet. BRYCE CAN- 

 YON: edge of rim near park headquarters. ZION, common, 4,500 feet: south side of 

 canyon near south entrance; highway east of tunnel; near Zion Lodge. GRAND CANYON, 

 4,000 to 8,200 feet. North Rim, occasional at edge of rim; Cape Royal; McKinnon 

 Point. South Rim, abundant: in front of El Tovar; Rim drives; Yavapai Point; 

 Grandview Point; Shoshone Point. Canyon, common along trails below South Rim: 

 Cedar Ridge near fossil fern quarry; Kaibab trail; Bright Angel trail; Hermit trail. 



Squaw-apple (Peraphylliwi ramos'tssimum Nutt.). — Low, intricately 

 branched shrub 2 to 6 feet high; bark grayish; leaves ^2 to 21/2 inches long, 

 narrowly oblong, tapering to the base, more or less pointed at the tip, the 

 margins very finely toothed or not toothed, borne mostly in clusters of several 

 at the ends of short peg-like branchlets; flowers solitary on slender stems or 

 in clusters of 2 or 3, pale rose color, 1/2 to % inch across, the petals 5; fruits 

 small apples 1/3 to ^2 inch in diameter, yellowish, often with a rosy cheek. 



The foliage of this shrub is browsed to a certain extent, especially in the 



