Flora of North America species comparison

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Verbesina longifolia

Verbesina nana

long-leaf crownbeard

dwarf crownbeard
Habit Plants 60–150+ cm (perennating bases ± erect, internodes not winged). Plants mostly 7–15+ cm (perennating bases ± erect, internodes not winged).
Leaves

all or mostly opposite (distal sometimes alternate);

blades ± lance-linear (lengths 10–15 times widths), 9–12(–20+) × 0.6–1.2(–1.5+) cm, bases rounded, margins obscurely toothed to subentire, apices ± attenuate, faces ± scabrellous.

all or mostly opposite (distal sometimes alternate);

blades ± deltate to rhombic, 3–8+ × 2–5+ cm, bases ± cuneate, margins raggedly toothed, apices obtuse to acute, faces strigoso-sericeous.
Involucres

± hemispheric to saucerlike, 11–15+ mm diam.

shallowly bowl-shaped, 15–25+ mm diam.
Ray florets

12–13;

laminae 15–25+ mm.

12–16+;

laminae 10–12+ mm.
Disc florets

60–100+;

corollas yellow.

80–150+;

corollas yellow to orange.
Phyllaries

18–24+ in 2–3 series, ± erect to spreading, linear to lance-linear, 5–15+ mm.

28–35+ in 2–3 series, ± erect, linear to lanceolate, 8–12+ mm.
Heads

borne singly or 3–5+ in loose, corymbiform arrays.

borne singly or 2–3 together.
Cypselae

dark brown, oblanceolate to elliptic, 7 mm, faces glabrous;

pappi 0–0.5 mm.

blackish, ± elliptic, 6.5–8 mm, faces ± strigillose;

pappi 0.5–1+ mm.
2n

= 34.

= 68.

Verbesina longifolia

Verbesina nana
Phenology Flowering (Jul–)Sep–Oct. Flowering May(–Oct).
Habitat Rocky slopes Silty flats, roadsides, desert scrub
Elevation 1500–2400 m (4900–7900 ft) 1000–2000 m (3300–6600 ft)
Distribution
from FNA
AZ; NM; Mexico (Chihuahua, Durango)
[WildflowerSearch map]
[BONAP county map]
from FNA
NM; TX; Mexico (Coahuila)
[BONAP county map]
Source FNA vol. 21, p. 110. FNA vol. 21, p. 110.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Ecliptinae > Verbesina Asteraceae > tribe Heliantheae > subtribe Ecliptinae > Verbesina
Sibling taxa
V. alternifolia, V. aristata, V. chapmanii, V. dissita, V. encelioides, V. helianthoides, V. heterophylla, V. lindheimeri, V. microptera, V. nana, V. occidentalis, V. oreophila, V. rothrockii, V. virginica, V. walteri
V. alternifolia, V. aristata, V. chapmanii, V. dissita, V. encelioides, V. helianthoides, V. heterophylla, V. lindheimeri, V. longifolia, V. microptera, V. occidentalis, V. oreophila, V. rothrockii, V. virginica, V. walteri
Synonyms Actinomeris longifolia Ximenesia encelioides var. nana
Name authority (A. Gray) A. Gray: Proc. Amer. Acad. Arts 19: 12. (1883) (A. Gray) B. L. Robinson & Greenman: Proc. Amer. Acad. Arts 34: 543. (1899)
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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