Chaetopappa bellioides

(A. Gray) Shinners

Wrightia 1: 77. 1946.

Common names: Pretty lazy daisy
Basionym: Diplostelma bellioides A. Gray Mem. Amer. Acad. Arts, n. s. 4: 73. 1849
Synonyms: Chaetopappa bellioides var. hirticaulis Shinners
Treatment appears in FNA Volume 20. Treatment on page 209. Mentioned on page 207.

Annuals, 1–3 cm, eglandular; usually taprooted, rarely producing slender caudex branches when buried. Leaves not densely overlapping, basal blades oblanceolate-spatulate, cauline mostly oblanceolate to narrowly oblanceolate, 5–20 (–30) × 2–5 mm, herbaceous, bases not clasping, flat, faces strigose. Involucres hemispheric, 3.5–6 × 4–10 mm. Ray-florets 10–20 (–32); corollas white. Disc-florets 33–106, bisexual. Cypselae 1.8–2.1 mm, 2 (–3) -nerved, faces sparsely strigose; pappi in 2 series, outer of (4–) 5 (–8) broad, white, hyaline scales 1–1.5 mm plus alternating inner of (4–) 5 (–8), barbellate bristles 2.1–3 mm. 2n = 16, 32.


Phenology: Flowering May(–Sep, –Nov).
Habitat: Limestone outcrops and roadcuts, juniper and oak woodlands
Elevation: 100–900 m

Distribution

V20-467-distribution-map.gif

Tex., Mexico (Aguascalientes), Mexico (Chihuahua), Mexico (Coahuila), Mexico (Durango), Mexico (Nuevo León), Mexico (San Luis Potosí), Mexico (Tamaulipas), Mexico (Zacatecas)

Discussion

Chaetopappa bellioides is distinct in growth habit: numerous ascending stems usually arise from the apex of the caudex and form a bowl-like shape. Branches in other Chaetopappa species mostly arise above the base of the stem.

Selected References

None.

Lower Taxa

None.

"thick" is not a number.

... more about "Chaetopappa bellioides"
not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
spiciform +, racemiform +, paniculiform +  and corymbiform +
indeterminate +  and determinate +
Guy L. Nesom +
(A. Gray) Shinners +
oblanceolate-spatulate +
decurrent +
Diplostelma bellioides +
linear;oblanceolate-obovate or spatulate +
rugulose +  and muricate +
0.21 cm2.1 mm <br />0.0021 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
mostly oblanceolate +  and narrowly oblanceolate +
Pretty lazy daisy +
not 2-lipped +  and actinomorphic +
cuplike +
beaked +, 2-ribbed +  and 5-ribbed +
cylindric +  and narrowly obovoid terete +
fertile +  and bisexual +
Tex. +, Mexico (Aguascalientes) +, Mexico (Chihuahua) +, Mexico (Coahuila) +, Mexico (Durango) +, Mexico (Nuevo León) +, Mexico (San Luis Potosí) +, Mexico (Tamaulipas) +  and Mexico (Zacatecas) +
100–900 m +
gland-dotted +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Limestone outcrops and roadcuts, juniper and oak woodlands +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
hemispheric +
0.4 cm4 mm <br />0.004 m <br /> (1 cm10 mm <br />0.01 m <br />) +
petiolate +  and sessile +
overlapping +
cauline +  and basal +
deltate +
elliptic +  and linear-lanceolate +
2-carpellate +
persistent +
Flowering May(–Sep, –Nov). +
bearing subulate enations +, hairy +  and bristly +
convex;flat +
hyaline;white +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
exalbuminous +
decumbent +  and erect +
appendaged +  and truncate +
papillate +  and smooth +
Chaetopappa bellioides var. hirticaulis +
Chaetopappa bellioides +
Chaetopappa +
species +
tubular-funnelform +
taprooted +  and eglandular +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
tree +, shrub +  and subshrub +