Prosartes trachycarpa

S. Watson

Botany (Fortieth Parallel), 344. 1871.

Common names: Rough-fruited fairy-bells rough-fruited mandarin
Endemic
Synonyms: Disporum trachycarpum (S. Watson) Bentham & Hooker f. Disporum trachycarpum var. subglabrum E. H. Kelso
Treatment appears in FNA Volume 26. Treatment on page 144. Mentioned on page 142.

Plants 3–8 dm, crisp-pubescent, glabrate or glabrous with age. Stems 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. 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. Berries reddish orange to bright red, 6–12 (–18) -seeded, depressed-globose, 12–18 mm, strongly papillose. Seeds 4–5 mm. 2n = 22.


Phenology: Flowering late spring–summer.
Habitat: Rich, shady deciduous forests, aspen groves to open coniferous forests
Elevation: 300–2500 m

Distribution

V26 229-distribution-map.jpg

Alta., B.C., Man., Ont., Sask., Ariz., Colo., Idaho, Mich., Minn., Mont., Nebr., N.Mex., N.Dak., Oreg., S.Dak., Utah, Wash., Wyo.

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.

Selected References

None.

Lower Taxa

None.

"broad" is not a number."thicker" is not a number.

... more about "Prosartes trachycarpa"
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
versatile +  and dorsifixed +
linear-oblong +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
acute +  and short-acuminate +
Frederick H. Utech +
S. Watson +
whorled +, opposite +  and alternate +
dilated +
6-12(-18)-seeded +
reddish orange +  and bright red +
papillose +
depressed-globose +
1.2 cm12 mm <br />0.012 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
reticulate-veined +  and parallel-veined +
ovate +  and oblong-lanceolate subcordate +
sheathing +  and involucrate +
tunicate +  and scaly +
Rough-fruited fairy-bells +  and rough-fruited mandarin +
Alta. +, B.C. +, Man. +, Ont. +, Sask. +, Ariz. +, Colo. +, Idaho +, Mich. +, Minn. +, Mont. +, Nebr. +, N.Mex. +, N.Dak. +, Oreg. +, S.Dak. +, Utah +, Wash. +  and Wyo. +
300–2500 m +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
unisexual +  and bisexual +
straw-colored;red +
indehiscent +, septicidal +  and loculicidal +
Rich, shady deciduous forests, aspen groves to open coniferous forests +
flattened +
umbellate +, cymose +  and spicate +
paired +, paniculate +  and racemose +
subsessile +  and sessile +
persistent +
4 cm40 mm <br />0.04 m <br /> (12 cm120 mm <br />0.12 m <br />) +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
obpyriform;3-lobed;broadly ovoid;obovoid +
horizontal +  and pendulous +
papillose +
zygomorphic +  and actinomorphic +
campanulate +
Flowering late spring–summer. +
Botany (Fortieth Parallel), +
wind-distributed +
light yellow +  and orangish brown +
1 +  and many +
ellipsoid +  and oblong +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
3 +, 4 +  and 6 +
1 +  and several +
3-lobed +  and unlobed +
exserted +  and included +
pubescent +  and glabrous +
3 +  and 1 +
filiform +
0.9 cm9 mm <br />0.009 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Disporum trachycarpum +  and Disporum trachycarpum var. subglabrum +
Prosartes trachycarpa +
Prosartes +
species +
creamy;greenish white +
deciduous +
distinct +
oblanceolate +
0.8 cm8 mm <br />0.008 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
sepaloid +  and petaloid +
narrower +
caulescent +  and scapose +
glabrous +, glabrate +  and crisp-pubescent +
3 +  and 2 +
11 +, 9 +, 8 +  and 6 +