K03E FAMILY. 287 



•over them. Fruit bright red, berry-like, ovoid. Seeds 1 or 2 in each 

 cell. (Greek heteros, different, and melon, an apple.) 



1. H. arbutifolia Eoem. Christmas Berky. Toyon. Shrub, 

 rareh' a small tree, 5 to 15 or 20 ft. Hgh; leaves oblong, acute at 

 base and apex, dark green, lighter beneath, sharply serrate, 2 to 4 in. 

 long, on petioles J to | in. long; panicle in anthesis rather dense, 2 

 or 3 in. high; corolla 2J lines in diameter; fruit 3 or 4 lines long, the 

 seeds obovate, flat on one side, convex on the other, J as long. 



Common on mountain sides and along streams everywhere in the 

 Coast Ranges, flowering in July. It is one of the showiest of Cali- 

 fornian shrubs when covered from Nov. to Jan. with its fine clustei's 

 of crimson berries. 



16. CRAT/EGUS L. Thorn. 



Thorny shrubs with simple toothed or lobed leaves. Flowers 

 mostly white, heavy-scented, corymbose. Calyx-tube urn-shaped. 

 Petals rounded. Stamens 5 to 20. Ovarj' inferior, or its summit 

 free, 2 to 5-celled, or the carpels merely contiguous and not united; 

 styles distinct. Pome more or less drupe-like, red or purple, con- 

 taining 2 to 5 bony 1-seeded nutlets, these united or separable; calyx- 

 teeth persistent. (Greek kratos, strength, in reference to the wood.) 



1. C. rivularis Nutt. Shrub 9 to 14 ft. higb; thorns stout, 2J in. 

 long; leaves elliptic to obovate, doubly serrate, entire towards the 

 base and often cuneate, shortly petioled, IJ to 2| in. long; fruit 

 reddish-brown (or nearly black?), 3 or 4 lines long. 



Common in Oregon and northwestern California but rare within 

 •our limits: forming thickets in Sonoma Co., Davy, BaJier. 



17. WIALUS Juss. Apple. 



Trees or shrubs with simple deciduous leaves and stipules which 

 •disappear early. Flowers white or piiik, in corymbs. Calyx-tube 

 urn-shaped. Petals rounded, with claws. Styles usually 5, united 

 at base; ovules 2 in each cell of the inferior ovary, the carpels more 

 or less coriaceous. Fruit a pome, commonly depressed-globose and 

 sunken at each end. (Latin name of the apple.) 



1. M. rivularis (Dougl.) Eoim. Oregon Crab Apple. Shrub 

 or small tree, 12 to 20 ft. high; leaves ovate to lanceolate, less than 1 

 to 4 in. long, on petioles J- or j as long; pedicels mostly les,s than 1 in. 

 long;' petals white, broadly elliptic, 3 or 4 lines long; fruit variable in 

 color, yellow or partly or wholly red, obovate-oblong, not sunken at 

 base, J to f in. long; calyx-lobes at length deciduous (ace. to 

 Watson). — (Pyrus rivularis Dougl.) 



North Coast Kanges: Sonoma Co.; "Soda Springs, Napa Valley, 

 tree 25 to 30 ft. high, 8 in. [in diameter] at base, 6 in. at 6 ft. where 

 it branches with the beauty of an elm." Kellogg; Mendocino Co. 

 and northward to Oregon. May. 



18. AMELANCHIER Medic. June Berry. 

 Shrubs or small trees with simple serrate leaves. Flowers white in 



