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rough-fruit fairy-bells, rough-fruit mandarin, Sierra fairy-bells, wart-berry fairy bells, wartberry

hairy mandarin, yellow fairybells, yellow mandarin

Habit Plants 3–8 dm, crisp-pubescent, glabrate or glabrous with age. Plants 4–7.5(–10) dm, finely pubescent.
Stems

sparingly branched.

sparingly branched.

Leaves

4–12 × 2–5 cm;

blade ovate to oblong-lanceolate, subcordate to oblique basally, abaxial surface and margins moderately pubescent, hairs scattered, flattened, apex acute to short-acuminate, with 7–9 prominent veins.

5–15 × 2–5 cm;

blade ovate to oblanceolate, rounded basally, adaxial surface glabrate or veins moderately pubescent, abaxial surface lanulose, densely so on veins, margins short-pubescent, hairs uniform, pointed sharply forward, apex narrowly acuminate.

Flowers

1–2(–3);

perianth narrowly campanulate;

tepals creamy to greenish white, narrowly oblanceolate, 8–15 mm;

stamens mostly exserted;

filaments filiform, 10–15 mm;

anthers 3–4(–5) mm;

ovary broadly ovoid to obovoid, becoming 3-lobed and obpyriform after anthesis, finely papillose, ovules 2–6 per locule, horizontal;

style 0.9–1.2 cm, glabrous or pubescent;

stigma unlobed or 3-lobed.

1–3;

perianth turbinate, narrowed basally;

tepals spreading, greenish white to greenish yellow, linear-lanceolate to linear-elliptic, 15–22 mm, apex long-acuminate;

stamens included, 8–15 mm;

filaments narrowly dilated basally, 6–12 mm;

anthers 2–4 mm, glabrous;

ovary narrowly ellipsoid, glabrous, ovules 2 per locule, pendulous;

style stout, 8–12 mm, glabrous;

stigma weakly 3-lobed.

Berries

reddish orange to bright red, 6–12(–18)-seeded, depressed-globose, 12–18 mm, strongly papillose.

bright red, 1–2(–4)-seeded, globose, 10–15 mm, glabrous.

Seeds

4–5 mm.

5–6 mm.

2n

= 22. 

= 18.

Prosartes trachycarpa

Prosartes lanuginosa

Phenology Flowering late spring–summer. Flowering late spring–early summer.
Habitat Rich, shady deciduous forests, aspen groves to open coniferous forests Rich moist, deciduous woods, coves
Elevation 300–2500 m (1000–8200 ft) 200–1600 m (700–5200 ft)
Distribution
from FNA
AZ; CO; ID; MI; MN; MT; ND; NE; NM; OR; SD; UT; WA; WY; AB; BC; MB; ON; SK
[WildflowerSearch map]
[BONAP county map]
from FNA
AL; AR; GA; KY; MD; NC; NY; OH; PA; SC; TN; VA; WV; ON
[WildflowerSearch map]
[BONAP county map]
Discussion

The recently discovered populations of Prosartes trachycarpa in Isle Royale National Park, Michigan (E. J. Judziewicz et al. 1997), are noteworthy disjunctions for this otherwise western species.

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

Recent collections have extended the known range of Prosartes lanuginosa from the unglaciated Appalachians to the other ancient, eastern North American upland, the Ozark Mountains of Arkansas.

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

Source FNA vol. 26, p. 144. FNA vol. 26, p. 143.
Parent taxa Liliaceae > Prosartes Liliaceae > Prosartes
Sibling taxa
P. hookeri, P. lanuginosa, P. maculata, P. smithii
P. hookeri, P. maculata, P. smithii, P. trachycarpa
Synonyms Disporum trachycarpum, Disporum trachycarpum var. subglabrum Streptopus lanuginosus, Disporum lanuginosum
Name authority S. Watson: Botany (Fortieth Parallel), 344. (1871) (Michaux) D. Don: Proc. Linn. Soc. London 1: 48. (1839)
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