Pyrrocoma hirta var. sonchifolia

(Greene) Kartesz & Gandhi

Phytologia 71: 60. 1991.

Endemic
Basionym: Pyrrocoma sonchifolia Greene Leafl. Bot. Observ. Crit. 2: 18. 1909
Synonyms: Haplopappus hirtus subsp. sonchifolius (Greene) H. M. Hall Haplopappus hirtus var. sonchifolius (Greene) M. Peck
Treatment appears in FNA Volume 20. Treatment on page 418.

Plants 10–30(–45) cm. Stems glabrate or sparsely villous, densely stipitate-glandular. Leaves: basal blades 50–200 × 15–45 mm, margins entire or coarsely serrate, faces glabrate to sparsely villous, stipitate-glandular. Heads (1–)5–7. Involucres 8–12 × 12–20 mm. Phyllaries loose, subequal, bases chartaceous, apices green (faces stipitate-glandular).


Phenology: Flowering Jun–Aug.
Habitat: Wet gravelly meadows, forest openings, moist soils
Elevation: 1200–1800 m

Discussion

Variety sonchifolia is recognized by its wider leaves and its preference for moist habitats. More study is needed to determine the status of this taxon.

Selected References

None.

Lower Taxa

None.
David J. Bogler +
(Greene) Kartesz & Gandhi +
Pyrrocoma sonchifolia +
Idaho +, Oreg. +  and Wash. +
1200–1800 m +
Wet gravelly meadows, forest openings, moist soils +
Flowering Jun–Aug. +
Haplopappus hirtus subsp. sonchifolius +  and Haplopappus hirtus var. sonchifolius +
Pyrrocoma hirta var. sonchifolia +
Pyrrocoma hirta +
variety +