Articles: PubMed:Distinct cell-specific expression of homospermidine synthase involved in pyrrolizidine alkaloid biosynthesis in three species of the boraginales. PubMed:Can plant resistance to specialist herbivores be explained by plant chemistry or resource use strategy? PubMed:Testing hypotheses for exotic plant success: parallel experiments in the native and introduced ranges. PubMed:Flowering life-history strategies differ between the native and introduced ranges of a monocarpic perennial. PubMed:Different gardens, different results: native and introduced populations exhibit contrasting phenotypes across common gardens. PubMed:Tissue distribution, core biosynthesis and diversification of pyrrolizidine alkaloids of the lycopsamine type in three Boraginaceae species. PubMed:Effects of above-ground plant species composition and diversity on the diversity of soil-borne microorganisms. PubMed:Selective seed abortion increases offspring survival in Cynoglossum officinale (Boraginaceae). PubMed:[Accident report: animal nutrition in veterinary medicine--actual cases: houndstongue (Cynoglossum officinale) in pasture--a health hazard for horses]. PubMed:Pyrrole detection and the pathologic progression of Cynoglossum officinale (houndstongue) poisoning in horses. PubMed:Cynoglossum officinale toxicity in calves. PubMed:Hound's-tongue (Cynoglossum officinale) poisoning in a calf. PubMed:Cynoglossum officinale (hound's-tongue)--a cause of pyrrolizidine alkaloid poisoning in horses. PubMed:[Effect of cyngal on gastric secretion in rats]. PubMed:[Possible pharmacologic regulation of the motor activity of the gastrointestinal tract]. PubMed:[Galenic preparations from Cynoglossum officinale L., their production, chemical and pharmacological examination]. PubMed:Minor pyrrolizidine alkaloids from Cynoglossum officinale L. PubMed:[Hound's tongue--Cynoglóssum officinále]. PubMed:[STUDIES ON CYNOGLOSSUM OFFICINALE AND ECHIUM VULGARE ALKALOIDS AND PREPARATION OF STANDARD CYNOGLOSSUM PREPARATIONS].