Anelsonia eurycarpa

(A. Gray) J. F. Macbride & Payson

Bot. Gaz. 64: 81. 1917

Basionyms: Draba eurycarpa A. Gray Proc. Amer. Acad. Arts 6: 520. 1865
Synonyms: Parrya eurycarpa (A. Gray) Jepson Parrya huddelliana A. Nelson Phoenicaulis eurycarpa (A. Gray) Abrams
Treatment appears in FNA Volume 7. Treatment on page 348.
Click plate for higher resolution version.
Plants with caudex multi-stemmed, ultimate slender stems covered by persistent petiolar remains, terminating in rosettes; sparsely to densely pubescent. Stems 1–4 cm (leafless). Basal leaves tufted; petiole persistent becoming stramineous, 0.5–1 cm; blades narrowly oblanceolate to broadly linear, 0.5–1.8 cm × 1–2 mm, base attenuate, margins entire, apex obtuse. Fruiting pedicels 4–15 mm, pilose. Flowers: sepals purple, 4–5 × 1.5–2 mm; petals 4.5–6 × 1.7–2.3 mm; filaments 3.5–4.5 mm; anthers 0.5–0.7 mm; gynophore obsolete or to 1 mm. Fruits 1.5–3 cm × 5–9 mm; valves purplish, often glaucous, base obtuse, apex acute to acuminate; style 1–2 mm. Seeds brown, 2–3 × 1.2–1.5 mm. 2n = 14.

Phenology: Flowering Jun–Jul.
Habitat: Rock slides of metamorphics, whitish ash, subalpine and alpine ridges, rock and talus slides, disintegrated volcanic rock
Elevation: 1600-4000 m

Discussion

Anelsonia eurycarpa has been collected from multiple counties in California; in Nevada it is known only from Washoe County and in Idaho only from Blaine and Custer counties.

References

None.

Lower Taxa

No lower taxa listed.