Piperia elongata

Rydberg

Bull. Torrey Bot. Club 28: 270. 1901.

IllustratedEndemic
Synonyms: Habenaria elegans var. elata Jepson Habenaria unalascensis subsp. elata (Jepson) Calder & Roy L. Taylor Habenaria unalascensis var. elata (Jepson) Correll Piperia elegans var. elata (Jepson) Luer
Treatment appears in FNA Volume 26. Treatment on page 576. Mentioned on page 572, 575, 577.

Plants (9–) 14–130 cm. Stems ± uniform toward tuberoid, 1–12 mm diam. distal to leaves; bracts 4–22. Leaves prostrate; blade 7.5–32 × 1–8.4 cm. Inflorescences sparsely to densely flowered, (3.5–) 6–70 cm; rachis usually longer than peduncle; bracts 5–20 mm. Flowers green; fragrance when present nocturnal, faint, harsh to honeylike; sepals 2.4–6 × 1.1–3 mm; dorsal sepal ovate; lateral sepals spreading to recurved, ± obliquely lanceolate to oblong; petals erect-spreading, ± falcate, ovate-attenuate, 3–6 × 1.5–2.5 mm, inner margins forming U; lip becoming strongly deflexed, triangular-lanceolate, 2.1–5 × 1.2–3.4 mm; spur curved, mostly deflexed, (7–) 9–15 (–18) mm; viscidia broadly elliptic-ovate, 0.4–0.6 × (0.2–) 0.3–0.4 mm; rostellum blunt. Capsules 4–11 mm. Seeds cinnamon brown. 2n = 42.


Phenology: Flowering May–Sep.
Habitat: Forest chaparral, dry, open sites, usually away from the immediate coast
Elevation: 0–1600 m

Distribution

V26 1178-distribution-map.jpg

B.C., Calif., Idaho, Mont., Oreg., Wash.

Discussion

Plants of the California Channel Islands are smaller, have narrower viscidia than typical plants, and flower earlier (May–June).

Selected References

None.

Lower Taxa

None.
... more about "Piperia elongata"
self-pollination +
James D. Ackerman +  and Randall Morgan +
Rydberg +
indehiscent +
simple +  and sessile +
conduplicate +  and plicate +
7.5 cm75 mm <br />0.075 m <br /> (32 cm320 mm <br />0.32 m <br />) +
lanceolate +  and oblanceolate +
1cm;8.4cm +
0.4 cm4 mm <br />0.004 m <br /> (?) +  and 1.1 cm11 mm <br />0.011 m <br /> (?) +
inconspicuous +
parallel +  and close +
B.C. +, Calif. +, Idaho +, Mont. +, Oreg. +  and Wash. +
0–1600 m +
harsh +  and honeylike +
ellipsoid;sausage-shaped +
Forest chaparral, dry, open sites, usually away from the immediate coast +
3.5 cm35 mm <br />0.035 m <br /> (6 cm60 mm <br />0.06 m <br />) +
lateral +  and terminal +
6 cm60 mm <br />0.06 m <br /> (70 cm700 mm <br />0.7 m <br />) +
spreading +  and recurved +
less obliquely lanceolate +  and oblong +
petiolate +, sessile +  and simple +
duplicate +, convolute +, whorled +, opposite +, distichous +  and alternate +
ephemeral +
cauline +  and basal +
2 (?) +  and 6 (?) +
reduced +
0.21 cm2.1 mm <br />0.0021 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
triangular-lanceolate +
larger +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.34 cm3.4 mm <br />0.0034 m <br />) +
differing in form and color +
1-many-flowered +  and cymose +
pendent +  and erect +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
erect-spreading +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Flowering May–Sep. +
Bull. Torrey Bot. Club +
spicate +  and many-flowered +
usually longer +
aerial +  and subterranean +
minute +
free +, distinct +, adnate +  and connate +
foliaceous +
not +  and alike +
0.11 cm1.1 mm <br />0.0011 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Illustrated +  and Endemic +
1.5 cm15 mm <br />0.015 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
clavate +  and filiform +
0.9 cm9 mm <br />0.009 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
pendent +  and erect +
proliferous +
thickened +  and stout +
Habenaria elegans var. elata +, Habenaria unalascensis subsp. elata +, Habenaria unalascensis var. elata +  and Piperia elegans var. elata +
Piperia elongata +
species +
ellipsoid-ovoid +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
elliptic-ovate +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.04 cm0.4 mm <br />4.0e-4 m <br />) +
aquatic +, lithophytic +, terrestrial +  and epiphytic +
saprophytic +, photosynthetic +  and mycotrophic +