Flora of North America species comparison

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Pectis papposa var. grandis
Photo is of parent taxon

manybristle chinchweed
Habit Plants 5–30 cm.
Leaves

20–60 mm.
Peduncles

10–40 mm.
Ray corollas

5–8 mm.
Disc florets

12–24(–34);

corollas 3–5 mm.
Phyllaries

5–8 mm.
Cypselae

3–5.5 mm;

disc pappi 2.5–4 mm.
2n

= 24.

Pectis papposa var. grandis
Phenology Flowering Jun–Dec.
Habitat Deserts, desert grasslands, dry woodlands, roadsides
Elevation 1000–2000 m (3300–6600 ft)
Distribution
from FNA
AZ; NM; TX; Mexico (Chihuahua, Coahuila)
[BONAP county map]
Discussion

Variety grandis is restricted for the most part to the Chihuahuan Desert with outlying populations in central Arizona. It often grows with Pectis angustifolia var. angustifolia in trans-Pecos Texas, especially on roadsides; occasional hybrids have been noted.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 21, p. 228.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Pectidinae > Pectis > Pectis papposa
Sibling taxa
P. papposa var. papposa
Name authority D. J. Keil: Brittonia 26: 32. (1974)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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