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David M. Czarnecki II, Madhugiri Nageswara Rao, Jeffrey G. Norcini, Frederick G. Gmitter Jr and Zhanao Deng

divergence among species Brittonia 36 375 381 Czarnecki D.M. II Norcini, J.G. Deng, Z. 2007 Phenotypic diversity of Coreopsis leavenworthii Torr. & Gray (Asteraceae) Native Plants J. 8 45 57

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Shasha Wu, Youping Sun, Genhua Niu, James Altland and Raul Cabrera

appealing landscape ( Niu and Rodriguez, 2006 ). Asteraceae is an exceedingly large family of flowering plants widespread in the wild and landscape. Many aster species have been studied for salt tolerance, and their responses to salinity are highly dependent

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Ana V. de Souza, José E.B.P. Pinto, Suzan K.V. Bertolucci, Ricardo M. Corrêa, Larissa C. do B. Costa and William E. Dyer

Lychnophora pinaster Mart. (arnica; Asteraceae) is a native woody perennial species from Brazil endemic to the stony fields of the Brazilian Cerrado, a woodland savanna, where it grows as 0.4- to 2.4-m tall bushes. Flowering occurs from August

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Yai Ulrich Adegbola and Héctor E. Pérez

, equilibrium RH drying techniques, and SSAA assays to address these questions. Materials and Methods Seed materials and initial measurements. Gaillardia pulchella (Asteraceae) is an herbaceous forb native to the United States and naturally occurs within

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Neil O. Anderson, Esther Gesick, Vincent Fritz, Charlie Rohwer, Shengrui Yao, Patricia Johnson, Steven Poppe, Barbara E. Liedl, Lee Klossner, Neal Eash and Judith Reith-Rozelle

(above) and abaxial (below) leaf profiles of MN Sel’n. 00-100-382, Mammoth TM ‘Lavender Daisy’. Arrow denotes the fine extension of the leaf to the base of the petiole. Bar = 1 cm. As a member of the Asteraceae (= Compositae), each flower of Mammoth

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Loren C. Stephens

were dominant to S 2 ( S 1 > S 2 ). If S 1 > S 2 in pollen or pistil, but not both, the cross is compatible in one direction but incompatible in the reciprocal direction. According to Charlesworth (1985) , 40 genera of Asteraceae

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Neil O. Anderson, Peter D. Ascher, Vincent Fritz, Charlie Rohwer, Steven Poppe, Shengrui Yao, Patricia Johnson, Barbara E. Liedl, Judith Reith-Rozelle, Lee Klossner and Neal Eash

inflorescences, since it is a member of the Asteraceae (=Compositae), with ray petal (gynoecious) and disk (hermaphroditic; perfect) florets. On average, a second year plant produces as many as 3000–4000 flowers ( Anderson and Ascher, 2008 ). Flower buds of the

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Sarah M. Smith and Zhanao Deng

-Lore, 1997 ). Members of Asteraceae are among the native wildflowers commonly planted. More than one-fifth of the wildflowers in Texas belong to this family ( TxDOT, 2011 ). An important consideration in native planting is the need to maintain the genetic

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Neil O. Anderson, Vincent Fritz, Charlie Rohwer, Steven Poppe, Barbara E. Liedl, Shengrui Yao, Patricia Johnson, Judith Reith-Rozelle, Lee Klossner and Neal Eash

’ capitulate inflorescences (hence referred to as “flowers”) are composite inflorescences, as a member of the Asteraceae (syn. Compositae), consisting of ray (petal; gynoecious) and disk (hermaphroditic; perfect) florets. A second-year plant may produce as many

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David C. Zlesak, John A. Eustice and Cody L. Gensen

The genus Ageratum is comprised of ≈29 species in the Asteraceae that are native to the Americas ( Johnson, 1971 ). Ageratum houstonianum (commonly called ageratum or floss flower) is the predominant commercially grown species and is marketed