Pectis papposa var. papposa

Treatment appears in FNA Volume 21. Treatment on page 228. Mentioned on page 227, 229.

Plants 1–20 cm. Leaves 10–30 mm. Peduncles 3–10 (–25) mm. Phyllaries 3–5 mm. Ray corollas 3–6 mm. Disc-florets 6–14 (–18); corollas 2–3.5 (–4) mm. Cypselae 2–4.5 mm; disc pappi 1–2.5 mm. 2n = 24.


Phenology: Flowering Jun–Dec.
Habitat: Deserts, desert grasslands, dry woodlands, roadsides
Elevation: -60–1500 m

Distribution

V21-549-distribution-map.gif

Ariz., Calif., Nev., N.Mex., Utah, Mexico (Baja California), Mexico (Baja California Sur), Mexico (Sinaloa), Mexico (Sonora)

Discussion

Variety papposa is widely distributed in the Sonoran and Mojave deserts and reaches the western fringes of the Chihuahuan Desert in southeastern Arizona and southwestern New Mexico, where it intergrades with var. grandis in some localities.

Selected References

None.

Lower Taxa

None.
not tailed +, rounded +  and obtuse +
darkened +  and pale +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
cymiform +, open +  and congested +
indeterminate +  and determinate +
David J. Keil +
Harvey & A. Gray +
0.1 cm1 mm <br />0.001 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
decurrent +
compound +  and simple +
obovate;oblong;obovate;oblong;oblanceolate;linear to elliptic +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
yellow +  and reddened +
0.2 cm2 mm <br />0.002 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
strigillose +  and short-pilose +
cylindric +  and narrowly clavate ribbed or angled +
fertile +  and bisexual +
0.1 cm1 mm <br />0.001 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Ariz. +, Calif. +, Nev. +, N.Mex. +, Utah +, Mexico (Baja California) +, Mexico (Baja California Sur) +, Mexico (Sinaloa) +  and Mexico (Sonora) +
-60–1500 m +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Deserts, desert grasslands, dry woodlands, roadsides +
cymiform +, corymbiform +, discoid +  and radiate +
in congested to open , cymiform arrays +  and singly +
indeterminate +
homogamous +  and heterogamous +
spicy-scented +
each +  and sessile +
0.2 cm2 mm <br />0.002 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
campanulate;cylindric +
1 cm10 mm <br />0.01 m <br /> (6 cm60 mm <br />0.06 m <br />) +
1 cm10 mm <br />0.01 m <br /> (?) +  and 3 cm30 mm <br />0.03 m <br /> (?) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
deltate +  and lanceovate +
dentate to pinnatifid or palmatifid +  and entire +
2-carpellate +
persistent +
coroniform +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Flowering Jun–Dec. +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
3 +  and 15 +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.17 cm1.7 mm <br />0.0017 m <br />) +
Mem. Amer. Acad. Arts, n. s. +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
bearing subulate enations +, hairy +  and bristly +
pitted +  and smooth +
flat;hemispheric +
5 +  and 20 +
exalbuminous +
branched +  and simple to much +
puberulent +  and glabrous +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Undefined (tribe Undefined) subtribe Tageteae +
Pectis papposa var. papposa +
Pectis papposa +
variety +
cylindric +
toothed +  and entire +
1 cm10 mm <br />0.01 m <br /> (30 cm300 mm <br />0.3 m <br />) +
50 cm500 mm <br />0.5 m <br /> (120 cm1,200 mm <br />1.2 m <br />) +