Despite the importance of plant-herbivore interactions to the ecology and evolution of terrestrial ecosystems, the evolutionary factors contributing to variation in plant defenses against herbivores remain unresolved. We used a comparative phylogenetic approach to examine a previously untested hypothesis (Recombination-Mating System Hypothesis) that posits that reduced sexual reproduction limit...

(2812) Primula sawyeri G. Watt, Rep. Bot. Coll. H. A. Sawyer S. W. Persia: 94. 1891 [Angiosp.: Primul.], nom. utique rej. prop. Typus: deest. The type of the name Watt (Rep. 1891) (≡ Dionysia (G. Watt) Wendelbo in Aarbok Univ. Bergen, Mat.-Naturvitensk. Ser. 1961(3): 64. 1961) is believed to have been early lost, but there little doubt about its identity, as I will show below. hitherto accepted...