West Highland Flora

Yellow Rattle


Rhinanthus minor

Taxonomic note: Includes R borealis which was formerly sometimes treated as a separate species.

Rhinanthus minor

Photo Carl Farmer
9 Aug 2002 Scorrybreac, Skye

Frequent in hay fields and lowland grassland.  Occasional in upland grassland and rock ledges

Height c 10-50 cm.  Flower length c 12-16 mm

ID: Unmistakable in flower.  In fruit has characteristic seed-pods, as shown on left, which rattle when shaken.  Plant not purplish like Louseworts.

Other features: Annual parasitic plant.  Stems normally black-spotted.  Upper lip of flower has 2 purple or whitish teeth at tip.

 

Rhinanthus minor

Photo Carl Farmer
17 Jul 2003 Storr, Skye
Flower 16 mm from base of calyx to tip of petals

  Rhinanthus minor

Photo Carl Farmer
17 Jul 2003 Storr, Skye
Plant 12.5 cm high

Typical specimen from a mountain rock ledge

 

Rhinanthus minor

Photo Carl Farmer
9 Jun 2003 Penifiler, Skye
 

  Rhinanthus minor

Photo Carl Farmer
9 Jun 2003 Penifiler, Skye
Right-hand flower 14 mm long
from join with stem to tip

Lowland plants from a flower-rich neutral-to-alkaline roadside


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