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Ryan M. Warner

calculated as 7.3 °C and 5.5 °C for petunia ‘Easy Wave Coral Reef’ and ‘Wave Purple’, respectively ( Blanchard et al., 2011a ). In addition to influencing crop timing, temperature also influences crop quality parameters, such as flower production, branching

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Valentina Schmitzer, Maja Mikulic-Petkovsek, Franci Stampar, and Vlasta Cunja

purple and blue to yellow hues, respectively ( Kumpanenko et al., 2014 ). The hue angle ( h °) is expressed in degrees from 0 to 360 (0° = red, 90° = yellow, 180° = green, and 360° = blue). Color was measured in three replicates on each flower segment to

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Don R. La Bonte, Christopher A. Clark, Tara P. Smith, Arthur Q. Villordon, and C. Scott Stoddard

color charts as 2.5 G (green) Y (yellow) (5/6) (Munsell ® Color, New Windsor, NY) at the apex. The numerical and letter designation for color represents the hue and the fraction represents value or chroma. Vines gradually turn purple [2.5R (red) P

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Alan W. Meerow, Tomás Ayala-Silva, and Brian M. Irish

-like fragrance. The flower buds are 9.5–12.3 mm in diameter and are ribbed. The calyx at anthesis is 2.4–3.0 cm wide, consisting of six deltoid, light green spreading sepals, each 7.8–8.8 mm long and 4–4.5 mm wide, acute at their apex, with a light pink (RHS Red-Purple

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Aihua Xiao, Luyi Ma, Ziyang Sang, and Faju Chen

purple on the outside and pale on the inside, whereas the flower of ‘Jiaohong No. 1’ is evenly red on both sides. Furthermore, M. liliiflora has 9–12 tepals, among which 3 tepals are sepaloid, whereas ‘Jiaohong No. 1’ has nine (rarely 11) petaloid

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Junjun Fan, Wangxiang Zhang, Donglin Zhang, Ting Zhou, Hao Jiang, Guibin Wang, and Fuliang Cao

Flowering crabapple is the broad-sense term for plants from the genus Malus (Rosaceae) that have a small fruit diameter (≤5 cm). They have colorful, attractive blossoms (purple, red, pink, white, etc.) as well as fruits of outstanding ornamental

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Yongjun Yue and John M. Ruter

be ideal for developing new cultivars. Thus, the interspecific hybrid P. × rufula was developed by crossing P. lasiopetala (♀) and P. missionum (♂). Pavonia × rufula is an attractive perennial shrub with red or red-purple flowers and reduced

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Don R. La Bonte, Christopher A. Clark, Tara P. Smith, Arthur Q. Villordon, and C. Scott Stoddard

/4)] with a purple [7.5 R (red) P (purple) (4/4)] marking at the base of the leaf junction with the petiole. A typical inflorescence of ‘Bellevue’ has two clusters of six flowers per peduncle. Individual flowers are about 3.6 cm long from the base of the

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David L. Kidwell-Slak and Margaret R. Pooler

Raulston, 1993 ): Eastern redbud with purple foliage and wild-type flowers; found at Forest Nursery (McMinnville, TN) in 1947. ‘Fructu-Rubra’ ( Burns and Raulston, 1993 ): Cercis siliquastrum with fruits redder than wild-type; may no longer be in

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Cecil T. Pounders and Hamidou F. Sakhanokho

are composed of overlapping orbiculate petals (7 × 7 cm). The gauzy-textured petals have a pink zone (red–purple 63C) at the base displayed as a five-lobed star in flower centers. Undersides of petals are light orange (grayed orange 163B). Cordate