Piperia elegans subsp. decurtata

Rand. Morgan & Glicenstein

Lindleyana 8: 93, figs. 1, 3. 1993.

Treatment appears in FNA Volume 26. Treatment on page 573. Mentioned on page 572, 574.

Plants 13–35 cm. Flowers strongly cinnamon-scented; petals greenish with broad white margin, outer and inner white border subequal; lip white; spur (3–) 5–6 mm; viscidia rectangular-ovate, 0.15–0.75 mm, nearly 2 times as long as wide.


Phenology: Flowering Aug–Sep.
Habitat: Coastal scrub and prairie, exposed coastal bluffs
Elevation: 100 m

Discussion

Piperia elegans subsp. decurtata is an uncommon subspecies known only from two small populations at the tip of the Pt. Reyes peninsula, California, and separated from P. elegans subsp. elegans by only 14 km.

Selected References

None.

Lower Taxa

None.
self-pollination +
James D. Ackerman +  and Randall Morgan +
Rand. Morgan & Glicenstein +
Platanthera elegans +
indehiscent +
simple +  and sessile +
conduplicate +  and plicate +
20 cm200 mm <br />0.2 m <br /> (38 cm380 mm <br />0.38 m <br />) +
6 cm60 mm <br />0.06 m <br /> (20 cm200 mm <br />0.2 m <br />) +
lanceolate +  and oblanceolate +
1cm;9cm +
0.5 cm5 mm <br />0.005 m <br /> (?) +  and 1.2 cm12 mm <br />0.012 m <br /> (?) +
inconspicuous +
parallel +  and close +
cinnamon-scented +
ellipsoid;sausage-shaped +
Coastal scrub and prairie, exposed coastal bluffs +
lateral +  and terminal +
2.5 cm25 mm <br />0.025 m <br /> (40 cm400 mm <br />0.4 m <br />) +
ovate-elliptic +  and oblong-lanceolate +
petiolate +, sessile +  and simple +
duplicate +, convolute +, whorled +, opposite +, distichous +  and alternate +
ephemeral +
cauline +  and basal +
2 (?) +  and 6 (?) +
reduced +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
triangular-lanceolate +  and lanceolate +
larger +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
differing in form and color +
1-many-flowered +  and cymose +
pendent +  and erect +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
straight +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
recurved +  and spreading +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Flowering Aug–Sep. +
spicate +  and many-flowered +
aerial +  and subterranean +
minute +
free +, distinct +, adnate +  and connate +
foliaceous +
not +  and alike +
0.16 cm1.6 mm <br />0.0016 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Illustrated +  and Endemic +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
clavate +  and filiform +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
pendent +  and erect +
proliferous +
swollen +
thickened +  and stout +
Piperia elegans subsp. decurtata +
Piperia elegans +
subspecies +
ellipsoid-ovoid +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
rectangular-ovate +
0.015 cm0.15 mm <br />1.5e-4 m <br /> (0.075 cm0.75 mm <br />7.5e-4 m <br />) +
0.015 cm0.15 mm <br />1.5e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
aquatic +, lithophytic +, terrestrial +  and epiphytic +
saprophytic +, photosynthetic +  and mycotrophic +