The broom plant or "Plantegenest" ("planta genista" in medieval Latin), thus became Geoffrey's nickname; "Plantagenet". It is possibly synonymous with "Genista". In June and the autumn on "Cytisus", "Genista", "Astragalus", "Melilotus", etc. The larvae feed on "Cytisus", "Genista" and "Ulex" species. The larvae of ssp. "holsatica" feed on "Genista anglica" and "Genista pilosa". The larvae feed on "Genista anglica" and "Genista germanica". Montpellier broom ("Genista monspessulana") is another prominent weed in the park. French broom, "Genista monspessulana", grows to tall, with slender green branches. The larvae feed on "Genista tinctoria", "Cytisus scoparius" and "Clematis vitalba". The larvae feed on "Cytisus scoparius", "Genista tinctoria" and "Genista germanica". Isaacs's successor, Genista McIntosh, resigned in May 1997 after five months, citing ill-health. Genista McIntosh, Baroness McIntosh is Tandy's daughter by his second wife Maire McDermott. The larvae feed on petty whin ("Genista anglica"), "Genista lobelii" and hairy greenweed ("Genista pilosa"). The larvae feed on "Genista tinctoria", "Genista anglica", "Genista germanica", "Genista sagittalis" and "Laburnum anagyroides". The larvae feed on "Cytisus nigricans", "Genista", "Calicotome spinosa", "Ononis spinosa" and possibly "Laburnum anagyroides".