Pterospora andromedea

Nuttall

Gen. N. Amer. Pl. 1: 269. 1818 ,.

Common names: Pinedrops ptérospore andromeda
Illustrated
Treatment appears in FNA Volume 8. Treatment on page 389.

Inflorescences 1.5–17 dm, glandular-hirsute; bracts 2–3.5 × 0.5–1 cm, scarious at maturity. Flowers: sepals 4–6 × 2–3 mm; corolla 6–9 mm, base not saccate, lobes reflexed, rounded to blunt; stamens 3–5 mm; anthers horizontal at anthesis, ca. 1 mm diam., awns to 1.5 mm; ovary 3–4 × 4–6 mm, glabrous; style 1–3 × 1 mm; stigma yellowish, ca. 1.5 mm diam. Capsules persistent, thin-segmented, remaining connate at apex, 5–10 × 7–14 mm. Seeds 0.2–0.5 mm including wing. 2n = 16, 48.


Phenology: Flowering summer.
Habitat: Moist to dry, often deep humus of mixed-deciduous or coniferous forests (sometimes on calcareous substrates)
Elevation: 60-3700 m

Distribution

V8 735-distribution-map.gif

Alta., B.C., N.B., Ont., P.E.I., Que., Sask., Alaska, Ariz., Calif., Colo., Idaho, Mich., Mont., Nebr., Nev., N.H., N.Mex., N.Y., Oreg., S.Dak., Tex., Utah, Vt., Wash., Wyo., Mexico (Chihuahua), Mexico (Durango), Mexico (Nuevo León)

Discussion

Selected References

None.

Lower Taxa

None.

"dm" is not declared as a valid unit of measurement for this property.

... more about "Pterospora andromedea"
depressed-ovoid +  and ovoid +
connate +
Gary D. Wallace +
Nuttall +
0 cm0 mm <br />0 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
pink;reddish or brownish +
persistent +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
fibrous +  and fleshy +
acicular;plane +
coriaceous +
2 cm20 mm <br />0.02 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
thin-segmented +
0.7 cm7 mm <br />0.007 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
pseudoverticillate +, in basal rosettes +  and alternate +
Pinedrops +  and ptérospore andromeda +
persistent +  and deciduous +
rotate to crateriform campanulate cylindric globose or urceolate +
urceolate +
0.6 cm6 mm <br />0.006 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
Alta. +, B.C. +, N.B. +, Ont. +, P.E.I. +, Que. +, Sask. +, Alaska +, Ariz. +, Calif. +, Colo. +, Idaho +, Mich. +, Mont. +, Nebr. +, Nev. +, N.H. +, N.Mex. +, N.Y. +, Oreg. +, S.Dak. +, Tex. +, Utah +, Vt. +, Wash. +, Wyo. +, Mexico (Chihuahua) +, Mexico (Durango) +  and Mexico (Nuevo León) +
60-3700 m +
undifferentiated +
fusiform +
unisexual +  and bisexual +
loculicidal +
Moist to dry, often deep humus of mixed-deciduous or coniferous forests (sometimes on calcareous substrates) +
multicellular +
glandular-hirsute +
whorled +, , +, opposite +, pseudoverticillate +  and alternate +
persistent +
scale-like +
reduced +
rounded +  and blunt +
revolute;plane;toothed;entire;revolute;plane;toothed;entire +
parietal +, axile +  and placentation +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
4mm;6mm +
tenuinucellate +  and unitegmic +
cream;yellowish or white +
reduced +
not sticky +
Flowering summer. +
Gen. N. Amer. Pl. +
not +  and winged +
tan;yellowish-brown or brown +
distinct +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (?) +  and 0.05 cm0.5 mm <br />5.0e-4 m <br /> (?) +
distinct +
lanceolate-ovate +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Illustrated +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
decumbent +  and erect +
hairy +  and glabrous +
peltate +  and capitate +
1.5 cm15 mm <br />0.015 m <br /> (?) +
straight +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
slender +
Undefined subfam. Pyroloideae +, Undefined tribe Monotropaceae +  and Undefined tribe Pyrolaceae +
Pterospora andromedea +
Pterospora +
species +
evergreen +, deciduous +  and perennial +
rounded +
membranous +