Heteromeles


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Noun1.Heteromeles - one species: toyonHeteromeles - one species: toyon; in some classifications included in genus Photinia
rosid dicot genus - a genus of dicotyledonous plants
family Rosaceae, Rosaceae, rose family - a large family of dicotyledonous plants of order Rosales; have alternate leaves and five-petaled flowers with numerous stamens
Heteromeles arbutifolia, Photinia arbutifolia, tollon, toyon, Christmas berry, Christmasberry - ornamental evergreen treelike shrub of the Pacific coast of the United States having large white flowers and red berrylike fruits; often placed in genus Photinia
References in periodicals archive ?
Occasional individuals of Arbutus peninsularis, Prunus serotina subsp, virens and Heteromeles arbutifolia
1975; Khairi & Hall, 1976a, 1976b; Sheriff, 1977; Johnson & Ferrell, 1983 Eremocitrus glaucax Khairi & Hall, 1976b Fraxinus americana Davies & Kozlowski, 1974 Hedera helix Aphalo & Jarvis, 1991 Heteromeles arbutifolia Winner & Mooney, 1980 Picea engelmannii Johnson & Ferrell, 1983 Picea sitchensis Grace et al.
Dement and Mooney (1974) reported that cyanogenic glycoside accumulation in Heteromeles arbutifolia leaves was at its maximum levels during the warm, moist months of spring and summer, when nitrogen is most available.