General: Annual herb from short taproot and cluster of fibrous roots; stems erect or ascending, 2-10 cm tall, soft-hairy; plants densely fuzzy-hairy throughout.
Leaves: All basal leaves, persistent, long-stalked, broadly spoon-shaped in outline, 1- or 2-times 3-parted, 1-4 cm long, 0.5-1.5 cm wide, the segments linear.
Flowers: Inflorescence a solitary, terminal flower, the flower stalks 2-8 cm tall, sometimes with a solitary, linear bract on the flower stem; receptacle smooth; petals 5, distinct, pale yellow, 3-5 mm long, 1-3 mm wide, nectary on upper surface, the scale about 1 mm long, smooth; sepals 5, spreading, persistent, greenish, narrowly egg-shaped, 3-6 mm long, 1-2 mm wide, soft-hairy; stamens 10-15; pistils (25) 35-70.
Fruits: Achenes, numerous in a cylindric head 9-16 mm long, 8-10 mm wide, the achenes egg-shaped, 1.6-2 mm long, 1.8-2 mm wide, densely woolly-hairy; beaks persistent, lanceolate, 3.5-4.5 mm long, straight, dagger-like.
If more than one illustration is
available for a species (e.g., separate illustrations were provided for two
subspecies) then links to the separate images will be provided below.
Note that individual subspecies or varietal illustrations are not always available.
Ecological Framework for Ceratocephala testiculata
The table below shows the species-specific information calculated from original data (BEC database) provided by the BC Ministry of Forests and Range. (Updated August, 2013)