Paronychia echinulata var. echinulata

Treatment appears in FNA Volume 5. Treatment on page 37.

Plants annual; taproot filiform to slender. Stems erect or ascending, often basally branched, 3–20 (–38) cm, retrorsely pubescent throughout. Leaves: stipules lanceolate, 1–3 mm, apex acuminate, entire; blade elliptic to oblong, 3–7 × 1.5–3.5 mm, granulose, leathery, apex shortly mucronate, glabrous. Cymes axillary, 3–12-flowered, subsessile, congested, in clusters 3–5 mm wide. Flowers 5-merous, short-campanulate, with prominent hypanthial bulge and calyx somewhat flaring distally, 2–2.5 mm, moderately pubescent with hooked hairs proximally; sepals redbrown, often finely striped or mottled, white distally, veins absent, obovate to oblong, 0.7–1 mm, leathery to rigid, margins white, 0.1–0.2 mm wide, papery to scarious, apex terminated by awn, hood prominent, broadly rounded, awn widely divergent, 0.6–0.9 mm, conic in proximal 1/3 with yellow, ± scabrous spine; staminodes filiform, 0.5–0.6 mm; style 1, split in distal 1/5, 0.4–0.5 mm. Utricles ± globose, 0.8–0.9 mm, minutely papillose distally. 2n = 10, 14, 24, 28 (all Europe).


Phenology: Flowering spring.
Habitat: Disturbed clay soil
Elevation: 20-30 m

Distribution

V5 65-distribution-map.gif

Introduced; Calif., s Europe, w Asia, nw Africa

Discussion

Variety echinulata is the only Paronychia introduced to North America from the Old World and is known from a single collection in Stanislaus County (P. Allen, in 1968, UC).

Selected References

None.

Lower Taxa

None.

"/10" is not declared as a valid unit of measurement for this property. "/10" is not declared as a valid unit of measurement for this property.

28 +, 24 +, 14 +  and 10 +
awned +  and hooded +
ascending +  and slightly descending +
mucronate;acuminate +
Ronald L. Hartman +, John W. Thieret +  and Richard K. Rabeler +
Chater +
prominent +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.09 cm0.9 mm <br />9.0e-4 m <br />) +
stipulate +  and petiolate +
not +  and connate +
often +  and needlelike +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
elliptic +  and oblong +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
reduced +
flaring +
subsessile +  and 3-12-flowered +
3mm;5mm +
dish--shaped +
expanded +
Calif. +, s Europe +, w Asia +  and nw Africa +
20-30 m +
peripheral +
connate +  and distinct +
unisexual +  and bisexual +
short-campanulate +
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
sometimes +  and indehiscent +
stalked +  and simple +
Disturbed clay soil +
straight +
rounded +
tapering +  and cup-shaped +
sessile +  and petiolate +
adjacent +  and opposite +
connate +
all +  and distalmost +
fimbriate +  and entire +
papery +  and scarious +
0.1mm +  and 0.2mm +
swollen +
3 +  and 5 +
crassinucellate +  and bitegmic +
campylotropous +
fugacious +
4 +  and 5 +
Flowering spring. +
Feddes Repert. Spec. Nov. Regni Veg. +
compressed +, subglobose +  and ellipsoid +
white +, mottled +, striped +  and redbrown +
persistent +
subulate;linear-oblong lanceolate spatulate or ovate +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (?) +  and 0.06 cm0.6 mm <br />6.0e-4 m <br /> (?) +
20 cm200 mm <br />0.2 m <br /> (38 cm380 mm <br />0.38 m <br />) +
ascending;erect +
terete;angular +
3 cm30 mm <br />0.03 m <br /> (20 cm200 mm <br />0.2 m <br />) +
subterminal +
[50 +  and 2 +
papillate +
silvery +  and white +
lanceolate +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
connate +  and distinct +
subcapitate +  and filiform +
0.007 cm0.07 mm <br />7.0e-5 m <br /> (0.32 cm3.2 mm <br />0.0032 m <br />) +
Anychia +, Anychiastrum +, Gastronychia +, Gibbesia +, Nyachia +, Odontonychia +  and Siphonychia +
Paronychia echinulata var. echinulata +
Paronychia echinulata +
variety +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
divided +
papillose +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (?) +  and 0.09 cm0.9 mm <br />9.0e-4 m <br /> (?) +
membranous +
8 (?) +  and 10 (?) +
obovate +  and oblong +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
leathery +  and rigid +
not rhizomatous +  and taprooted +
pubescence of simple hairs or stalked glands +  and glabrous +
9 +, 8 +  and 7 +