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dwarf alpinegold, dwarf hulsea, little hulsea

alpine alpinegold, alpine gold, alpine hulsea, fleshy hulsea, high mountain hulsea, Pacific alpinegold, Pacific hulsea

Habit Perennials, 5–15(–20) cm. Perennials, (10–)20–40 cm.
Stems

1–7, glandular-puberulent and sparsely lanate.

1–15+, sparsely lanate.

Leaves

mostly basal;

blades narrowly spatulate, 2–6 cm, margins lobed or toothed (lobes or teeth mostly oblong), faces sparsely lanate to woolly;

distal cauline leaves narrowly lanceolate, much reduced.

mostly basal (cauline relatively few);

blades green, narrowly oblanceolate to narrowly spatulate, 5–11 cm, margins sinuate, lobed, or toothed (lobes or teeth triangular), faces sparsely to moderately lanate and glandular-puberulent;

distal cauline leaves oblong to narrowly lanceolate, much reduced.

Involucres

obconic, 8–12 mm diam.

obconic to hemispheric, 12–25 mm diam.

Ray florets

12–30;

corolla tubes glabrous, laminae yellow, 6–10 mm.

28–59;

corolla tubes glabrous, laminae yellow, 8–12 mm.

Disc corollas

yellow.

yellow.

Phyllaries

8–12 mm, outer narrowly obovate to oblong-lanceolate, apices acuminate to acute.

8–15 mm, outer lanceolate, apices acute to attenuate.

Heads

1.

1.

Cypselae

6–8 mm;

pappus scales subequal, 1–2 mm.

6–10 mm;

pappus scales subequal, 1–1.5 mm.

2n

= 38.

= 38.

Hulsea nana

Hulsea algida

Phenology Flowering summer. Flowering summer.
Habitat Subalpine to alpine rocky slopes, taluses, mostly volcanic substrates Subalpine to alpine rocky slopes, talus, on various substrates
Elevation 2400–3000 m (7900–9800 ft) 2700–4000 m (8900–13100 ft)
Distribution
from FNA
CA; OR; WA
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; ID; MT; NV; OR; WY
[WildflowerSearch map]
[BONAP county map]
Discussion

Densely lanate or woolly plants of Hulsea nana are referable to var. larsenii. Such plants may occur in distinct populations but can be found together with sparsely lanate and strictly glandular plants. The distribution of lanate to woolly plants appears associated with higher levels of insolation.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Plants of Hulsea algida from the Wallowa Mountains of northeastern Oregon tend to have smaller, more lanate leaves than those elsewhere and have heads slightly larger than those of H. nana. They deserve further study.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 21, p. 398. FNA vol. 21, p. 396.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Chaenactidinae > Hulsea Asteraceae > tribe Heliantheae > subtribe Chaenactidinae > Hulsea
Sibling taxa
H. algida, H. brevifolia, H. californica, H. heterochroma, H. mexicana, H. vestita
H. brevifolia, H. californica, H. heterochroma, H. mexicana, H. nana, H. vestita
Synonyms H. nana var. larsenii, H. vulcanica H. caespitosa, H. carnosa, H. nevadensis
Name authority A. Gray: in War Department [U.S.], Pacif. Railr. Rep. 6(3): 76, plate 13. (1858) A. Gray: Proc. Amer. Acad. Arts 6: 547. (1865)
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