Viguiera cordifolia
Smithsonian Contr. Knowl. 3(5): 107. 1852.
Common names: Heartleaf goldeneye
Treatment appears in FNA Volume 21. Treatment on page 173.
Perennials, 50–100 cm. Leaves opposite (proximal) or alternate (distal); petioles 1–8 mm; blades ovate to deltate-ovate or lanceolate (distal), 2–10 × 1.3–7 cm, margins serrate or serrulate, faces strigose. Heads borne singly or 2–9 in ± corymbiform arrays. Peduncles 1–15 cm. Involucres 11–15 × 7–15 mm. Phyllary apices gradually narrowed. Paleae 8–11 mm, apices acuminate, shortly cuspidate. Ray-florets 6–8; tubes 1.5–2 mm, laminae 9–19 mm. Disc-florets 40+; corollas 5.5–6.6 mm (staminal filaments glabrous). Cypselae 5–6.5 mm, ± strigose; pappi of 2 lacerate, aristate scales 5–5.5 mm plus 2–4 lacerate scales 0.5–1.3 mm. 2n = 34.
Phenology: Flowering Jul–Sep.
Habitat: Dry slopes and canyons, mostly pine forests and limestone soils
Elevation: 1300–2700 m
Distribution
Ariz., N.Mex., Tex., Mexico
Discussion
Selected References
None.
Lower Taxa
None.
... more about "Viguiera cordifolia"
introrse +
connate +
cuspidate +
herbaceous +
acuminate +
scarious +
absent +
hirsute +
papillate +
corymbiform +
continuous +
decurrent +
3-nerved +
ovate;deltate-ovate or lanceolate +
winged;ribbed;winged;ribbed +
1;15 +
stigmatic +
absent +
Heartleaf goldeneye +
zygomorphic +
yellow +
monomorphic +
dimorphic +
strigose +
5mm;6.5mm +
staminate +
straight +
strigose +
distinct +
proximal +
1;5 +
bisexual +
dispersed +
singly +
discoid +
singly +
indeterminate +
2;9 +
surrounding +
hemispheric +
cauline +
triangular +
2-carpellate +
inferior +
attached +
anatropous +
persistent +
falling +
absent +
tough +
thick +
absent +
connate +
narrowed +
persistent +
distinct +
falling +
unequal +
Smithsonian Contr. Knowl. +
1852 +
neuter +
absent +
sterile +
paleate +
flat;convex +
fibrous +
exalbuminous +
modifed +
2;5 +
alternate +
continuous +
2-branched +
papillate +
Viguiera cordifolia +
Viguiera +
species +
campanulate +
equaling +
shorter +
perennial +