Emilia fosbergii

Nicolson

Phytologia 32: 34. 1975.

Common names: Florida tasselflower Fosberg’s pualele
Treatment appears in FNA Volume 20. Treatment on page 606. Mentioned on page 605, 607.

Annuals, 20–100 cm, glabrous or sparsely arachnoid-villous proximally. Stems 1, often somewhat lax, simple or branched. Leaves ± equally distributed; sessile and auriculate to winged-petiolate and clasping; blades oblanceolate to pandurate, mostly 5–10 × 3–5 cm (distal smaller, bractlike), margins entire, toothed, or weakly lobed. Involucres campanulate to cylindric, 9–14 mm, relatively thick, lengths 1.5–2 (–3) times diams. Phyllaries usually 8 or 13. Florets usually 50–60+, surpassing involucres by 2–4 mm; corollas pinkish, purplish, or reddish (not orange), lobes mostly 1–1.7 mm; style appendages ca. 0.2 mm. 2n = 20.


Phenology: Flowering probably year round, mostly Oct–Mar.
Habitat: Disturbed sites, pinelands, abandoned fields, roadsides
Elevation: 0–100 m

Distribution

V20-1360-distribution-map.gif

Introduced; Fla., La., Tex., Asia, also in New World tropics, Mexico, West Indies, Central America, South America

Discussion

Emilia fosbergii is a tropical Asian weed that has become established in the flora; it may be expected elsewhere as an occasional escape. It is the more frequently collected Emilia in the flora. Names misapplied to plants of E. fosbergii include E. javanica (Burman f.) C. B. Robinson and E. sagittata Willdenow.

Selected References

None.

Lower Taxa

None.

"-2(-3)timesdiams" is not declared as a valid unit of measurement for this property."thick" is not a number.

... more about "Emilia fosbergii"
not tailed +, rounded +  and obtuse +
papillate +
scarious +
usually ovate +  and lance-linear +
corymbiform +  and cymiform +
indeterminate +  and determinate +
Theodore M. Barkley† +
Nicolson +
decurrent +
5 cm50 mm <br />0.05 m <br /> (10 cm100 mm <br />0.1 m <br />) +
oblanceolate;pandurate +
3cm;5cm +
winged;nerved;ribbed +
Florida tasselflower +  and Fosberg’s pualele +
reddish +, purplish +  and pinkish +
fusiform-prismatic +
fertile +  and bisexual +
fertile +  and bisexual +
Fla. +, La. +, Tex. +, Asia +, also in New World tropics +, Mexico +, West Indies +, Central America +  and South America +
0–100 m +
arachnose +, villous +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Disturbed sites, pinelands, abandoned fields, roadsides +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.2 cm2 mm <br />0.002 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
campanulate;cylindric +
0.9 cm9 mm <br />0.009 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
winged-petiolate +  and sessile +
distributed +
auriculate +
erect;spreading +
lanceovate +
dentate to pinnatifid +  and entire +
lobed +, toothed +  and entire +
2-carpellate +
Flowering probably year round, mostly Oct–Mar. +
mostly linear +  and oblong +
unequal +  and subequal +
styliferous +, neuter +  and pistillate +
sterile +  and fertile +
bearing subulate enations +, hairy +  and bristly +
foveolate +  and smooth +
flat;convex +
exalbuminous +
branched +, simple +  and lax +
appendaged +  and truncate +
0.2 cm2 mm <br />0.002 m <br /> (?) +
papillate +
Compositae +
Emilia fosbergii +
species +
toothed +  and entire +
arachnoid-villous +  and glabrous +
20 cm200 mm <br />0.2 m <br /> (100 cm1,000 mm <br />1 m <br />) +
vine +, tree +, shrub +  and subshrub +