Rose Family 197 



panicles of small white flowers. Calyx turbinate, 5-parted, 

 the lobes at length inflexed over the carpels and becom- 

 ing fleshy. Petals rounded, concave. Stamens 10 ; fila- 

 ments dilated at base and somewhat connate. Ovary 

 2-3-celled, 4-6-ovuled ; styles 2-3. Fruit a red ovoid 

 berry-like pome ; carpels free from the fleshy calyx-tube 

 above the middle. 



1. H. arbutifolia (Poir.) Roem. Usually 3-6 m. high, nascent 

 parts tomentulose; leaves narrowly oblong or oblong-lanceolate, 

 5-10 cm. long, remotely serrate or dentate, dark green and shin- 

 ing; fruit about 6 mm. long. 



Common in the chaparral belt. May-June. 



3. BUBUS L. 



Low shrubs or trailing vines, usually prickly, with 

 alternate leaves, the stipules adnate to the petioles. 

 Flowers terminal or axillary, solitary, racemose or pani- 

 cled, white or purplish, mostly perfect. Calyx persist- 

 ent, bractless, deeply 5-parted. Petals 5. Stamens 

 many, inserted on the calyx, distinct. Carpels many, 

 inserted on a convex or elongated receptacle, ripening 

 into drupelets and forming an aggregate fruit. Ovules 2, 

 1 abortive ; style terminal, slender. Seed pendulous. 



* Leaves simple, palmately lobed; stems unarmed. 



1. B. parviflorus Nutt. (SALMON BERRY.) Stems erect, 1-2.5 

 m. high, without prickles; bark smooth or somewhat glandular- 

 pubescent, becoming brown and shreddy; leaves palmately 

 5-lobed, cordate at base, unequally serrate, 10-15 cm. broad, gla- 

 brous, or somewhat tomentose on the veins beneath ; petioles and 

 peduncles hirsute-glandular; flowers few, corymbose, white, 2-4 

 cm. broad; calyx-lobes tipped with a long slender appendage; 

 fruit separating from the receptacle when ripe, hemispheric, 

 red. (R. Nutkanus Mocino.) 



In moist shady places in the San Antonio and San Bernardino Mountains 

 in the pine belt. April-June. 



