Zinnia peruviana

(Linnaeus) Linnaeus

Syst. Nat. ed. 10, 2: 1221. 1759.

Common names: Peruvian zinnia
Basionym: Chrysogonum peruvianum Linnaeus Sp. Pl. 2: 920. 1753
Synonyms: Zinnia multiflora Linnaeus
Treatment appears in FNA Volume 21. Treatment on page 73. Mentioned on page 72, 74.

Annuals, mostly 30–50 (–100) cm. Stems greenish, becoming purplish or yellowish, unbranched or sparingly branched distal to bases, strigose. Leaf-blades 3–5-nerved, ovate to elliptic or broadly lanceolate, 25–70 × 8–35 mm, scabrellous. Peduncles 10–50 (–70) mm. Involucres narrowly to broadly campanulate, 9–18 × 10–20 mm. Phyllaries obovate to oblong, becoming scarious, glabrous, apices rounded, usually entire or erose, sometimes ciliate. Paleae red to purple or yellow, apices obtuse, erose or subentire. Ray-florets 6–15 (–21); corollas usually scarlet red or maroon, sometimes yellow, laminae linear to spatulate, 8–25 mm. Disc-florets 12–50; corollas yellow, 5–6 mm, lobes ca. 1 mm. Cypselae 7–10 mm, 3-angled (ray) or compressed (disc), ribbed, ciliate; pappi usually of 1 stout awn 4–6 mm (from shoulders of cypselae). 2n = 24.


Phenology: Flowering summer–fall.
Habitat: Rocky roadsides, ravines, calcareous soils
Elevation: 1200–1600 m

Distribution

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Ariz., Fla., Ga., N.C., S.C., Mexico, West Indies (Hispaniola), Central America, South America, in Asia (China), South Africa, Australia

Discussion

Zinnia peruviana is presumably native in southern Arizona and reported as naturalized in southeastern United States.

Selected References

None.

Lower Taxa

None.
... more about "Zinnia peruviana"
not tailed +, rounded +  and obtuse +
erose +  and entire +
connate +  and distinct +
subentire;obtuse;rounded +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
spiciform +, racemiform +, paniculiform +, corymbiform +  and cymiform +
indeterminate +  and determinate +
Alan R. Smith +
- Linnaeus Linnaeus +
bristlelike +
coroniform +
0.4 cm4 mm <br />0.004 m <br /> - 0.6 cm6 mm <br />0.006 m <br /> +
rounded +  and cuneate +
Chrysogonum peruvianum +
compound +  and simple +
ovate;oblong;ovate;oblong;linear;lanceolate;lance-linear;acerose +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
Peruvian zinnia +
yellow +, maroon +  and scarlet red +
0.5 cm5 mm <br />0.005 m <br /> - 0.6 cm6 mm <br />0.006 m <br /> +
hairy +  and glabrous +
compressed +  and 3-angled +
fertile +  and bisexual +
fertile +  and bisexual +
Ariz. +, Fla. +, Ga. +, N.C. +, S.C. +, Mexico +, West Indies - Hispaniola +, Central America +, South America +, in Asia - China +, South Africa +  and Australia +
1200–1600 m +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Rocky roadsides, ravines, calcareous soils +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> - 2.5 cm25 mm <br />0.025 m <br /> +
0.9 cm9 mm <br />0.009 m <br /> - 1.8 cm18 mm <br />0.018 m <br /> +
campanulate +
1 cm10 mm <br />0.01 m <br /> - 2 cm20 mm <br />0.02 m <br /> +
linear +  and spatulate +
0.8 cm8 mm <br />0.008 m <br /> - 2.5 cm25 mm <br />0.025 m <br /> +
2.5 cm25 mm <br />0.025 m <br /> - 7 cm70 mm <br />0.07 m <br /> +
scabrellous +
ovate;elliptic or broadly lanceolate +
subopposite +  and opposite +
lanceovate +
2-carpellate +
red;purple or yellow +
persistent +
toothlike +
5 cm50 mm <br />0.05 m <br /> - 7 cm70 mm <br />0.07 m <br /> +
1 cm10 mm <br />0.01 m <br /> - 5 cm50 mm <br />0.05 m <br /> +
Flowering summer–fall. +
12 +  and 30 +
unequal +  and subequal +
Syst. Nat. ed. +
bearing subulate enations +, hairy +  and bristly +
1 +  and 3 +
exalbuminous +
branched +  and unbranched +
yellowish +, purplish +  and greenish +
erect +  and prostrate +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Zinnia multiflora +
Zinnia peruviana +
species +
cylindric +
cylindric +
shorter to longer than campanulate +
toothed +  and entire +
50 cm500 mm <br />0.5 m <br /> - 100 cm1,000 mm <br />1 m <br /> +
30 cm300 mm <br />0.3 m <br /> - 50 cm500 mm <br />0.5 m <br /> +
100 cm1,000 mm <br />1 m <br /> - 200 cm2,000 mm <br />2 m <br /> +
10] +, [11 +  and 12 +