Rhinanthus minor

Common Name: 
yellow-rattle
Scientific Name: 
Rhinanthus minor L. syn. Rhinanthus crista-galli
Family Name: 
Scrophulariaceae - Figwort Family
Identification Notes
Life Cycle
introduced summer annual - early season only, reproducing by seed, hemi-parasitic
Stems
upright, simple or with a few branches, slightly hairy, sometimes black-spotted
Growth Habit of Yellow-Rattle
Growth Habit of Yellow-Rattle
Growth Habit of Yellow-Rattle
Growth Habit of Yellow-Rattle
Growth Habit of Yellow-Rattle
Growth Habit of Yellow-Rattle
Leaves
opposite or sub-opposite, triangularly lanceolate, simple, sessile, hair, toothed, conspicuously veined
Leaves of Yellow-Rattle
Leaves of Yellow-Rattle
Leaves of Yellow-Rattle
Flowers
yellow, 5-petaled, irregular and tubular, upper lobe of two petals - hooded and sometimes purple at tip, lower lobes fused into three-lobed banner sometimes spotted, inflated calyx flat and veiny; racemes terminal and axillary above
Flowers of Yellow-Rattle
Flowers of Yellow-Rattle
Flowers of Yellow-Rattle
Flowers of Yellow-Rattle
Flowers of Yellow-Rattle
Seed Pods
round, flat, seed rattle in pod when mature
Seedpods of Yellow-Rattle
Seedpods of Yellow-Rattle
Seedpods of Yellow-Rattle