184 MALACEAE 



deciduous. Flowers regular, perfect, racemose, corym- 

 bose or solitary. Calyx 5-toothed or 5-lobed, the tube 

 adnate to the ovary. Petals 5, usually clawed. Stamens 

 numerous or rarely few. Ovary 1-5-celled, composed of 

 1-5 usually united carpels; styles 1-5; ovules 1-2 in 

 each carpel. Fruit a more or less fleshy pome, consisting 

 of the thickened calyx-tube enclosing the bony papery 

 or leathery carpels. Endosperm none; cotyledones 

 fleshy. 



Leaves evergreen; carpels 2, free and separating. 1, Heteromeles. 

 Leaves deciduous; carpels 5, united and coalescent 



with the fleshy calyx-tube. 2. Amelanchier, 



L HETEROMELES Roem. Christmas Berry; Tollon. 



A small evergreen tree or sometimes shrubby, with 

 simple coriaceous toothed leaves and terminal corymbose 

 panicles of small white flowers. Calyx turbinate, 5- 

 parted, the lobes at length inflexed over the carpels and 

 becoming fleshy. Petals rounded, concave. Stamens 

 10; filaments 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. salicifolia (Presl) Abrams. 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 shining; 

 fruit about 6 mm. long. {H. arhutifolia.) 



Common in the chaparral belt. May-June. 



2. AMELANCHIER Medic. Service Berry. 



Shrubs or small trees, with deciduous simple leaves. 

 Flowers racemose, white. Calyx 5 parted, the lobes 

 narrow, persistent, usually reflexed. Petals 5, ascending. 

 Stamens indefinite, usually about 20, the outer the 

 longer. Styles 5; carpels united into a 5-celled ovary, 

 each cell divided into 2 by a dorsal partition. Fruit a 

 small berry-like pome. 



L A. venulosa Greene. An erect bushy shrub, 2 m. high or 

 more, with ashy gray bark, and tomentose twigs; leaves broad 

 obovate, entire below the middle, sparsely serrate at the obtuse 

 apex, more or less clothed with a short tomentum; inflorescence 



