Rhododendron subarcticum

100 seeds Rhododendron subarcticum (Ledum decumbens).

Flowering stems solitary. Flowers in inflorescences. Inflorescences with flowers in umbels; lateral. Pedicels present. Bract leaves (5-)10-20 mm long. Flowers per inflorescence 5-15(–20); small (individual flowers, the cluster of flowers 1-2.5 cm in diameter). Sepals conventional; 5; free, or fused (at the base); green, or brown. Calyx rotate; with sessile glands; hairy (sparsely). Calyx hairs non-glandular (hairs among the sessile glands); brown (rusty). Petals conventional; free; 5 (usually); white (usually), or pink (rarely); obovate; slightly lobed or undulating; 2-3 mm long; 2-3 mm wide. Stamens 10. Anthers yellow. Anthers opening with a terminal pore. Anthers 0.8-1 mm long (without the horns found in some other Ericaceae species). Nectaries present. Ovary superior; carpels 5; syncarpous. Ovaries ovate; glabrous (and with sessile glands). Styles 1. Placentation axile. Ovules per ovary 15-20. Fruit stalked; stalk 10-15 mm long; with calyx persisting; dry; a capsule; spherical; brown; 2-3.5 mm long; 1-3.5 mm wide; glabrous and covered with papillae; surface appearing veinless; not distinctly flattened; dehiscent; teeth 5 (splitting from the pedicel end and remaining together at the style, that is, opening like an umbrella). Seeds numerous. 

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