Article
Identification and characterization of pin and thrum alleles of two genes that co-segregate with the Primula S locus.
The Plant journal : for cell and molecular biology - 1 Jul 2007
Li Jinhong, Webster Margaret, Furuya Masaki, Gilmartin Philip M
Abstract excerpt
The study of heteromorphy in Primula over the past 140 years has established the reproductive significance of this breeding system. Plants produce either thrum or pin flowers that demonstrate reciprocal herkogamy. Thrums have short styles and produce large pollen from anthers at the mouth of the flower; pins have long styles and produce small pollen from anthers located within the corolla tube. The control of...
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