Flora of North America species comparison

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Pectis angustifolia var. tenella
Photo is of parent taxon

lemonscent, low pectis, Mexican chinchweed
Habit Annuals, 2–15 cm; herbage spicy-scented (lemon-scented in some Mexican populations).
Leaves

10–40 mm, bases of distal blades not notably expanded.
Peduncles

5–15 mm.
Phyllaries

linear, 3–5 mm, widest near middles, each with 1 subterminal oil-gland 0.2–0.5 mm plus smaller, submarginal oil-glands.
Cypselae

2.5–4 mm;

pappi of 0–7 awns or bristles 1–3 mm and/or coroniform.
2n

= 24.

Pectis angustifolia var. tenella
Phenology Flowering Jun–Dec.
Habitat Deserts, grasslands, arid woodlands, shrublands, roadsides
Elevation 100–1100(–2500) m (300–3600(–8200) ft)
Distribution
from FNA
NM; TX; Mexico (Aguascalientes, Chihuahua, Coahuila, Durango, Nuevo León, San Luis Potosí, Tamaulipas, Veracruz, Zacatecas)
[BONAP county map]
Discussion

Variety tenella is widely distributed in the Chihuahuan Desert and adjacent regions. The isolated occurrence in northern New Mexico perhaps represents an introduction.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 21, p. 229.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Pectidinae > Pectis > Pectis angustifolia
Sibling taxa
P. angustifolia var. angustifolia, P. angustifolia var. fastigiata
Synonyms P. tenella
Name authority (de Candolle) D. J. Keil: Rhodora 79: 58. (1977)
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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