genus petasites Definition

petasites, butterbur, genus tussilago, tussilago, gallon, abalone, abelmoschus, aberrant, abies, abt, abutilon, acacia, acanthurus, acanthus, acarus, accentor, accipiter, acer, acetabulum, acetobacter, ach, acinos, acipenser, acme, aconite, aconitum, acorn worm, acorus, acroclinium, actinia, actinidia, actinotrocha, ada, adansonia, adder, adelges, adelgid, adiantum, adonis, agama, agamidae, agapornis, agar, agaric, agaricus, agastache, agave, agdestis, ageratum, aggregation, agonus, agouti, agouty, agrimony, agropyron, agrostis, alabama, alauda, albatross, albugo, albula, alca, alcedo, alcyonium, alder, alder fly, alewife, alexanders, aleyrodes, alisanders, alligator, allium, almond, alocasia, aloe, alopius, alosa pseudoharengus, alsophila, alyssum, amanita, amaranth, amaryllis, amazon, ambrosia, ambystoma, ameba, ameiurus, amelanchier, amia, ammodyte, ammodytes, ammonia, ammonite, amnesia, amoeba, amomum, amphibian genus, amphisbaena, amphisbaenia, amphisbaenoid,