Dysphania cristata

(F. Mueller) Mosyakin & Clemants

Ukrayins’k. Bot. Zhurn., n. s. 59: 382. 2002.

Introduced
Basionym: Blitum cristatum F. Mueller Trans. Philos. Inst. Victoria 2: 73. 1858
Treatment appears in FNA Volume 4. Treatment on page 275. Mentioned on page 268.

Stems prostrate, branched, 3–5 dm, pilose and glandular-pilose, or with sessile glands. Leaves aromatic; petiole 0.7–1 cm; blade ovate or elliptic, 1.3–2.1 × 1.1–1.5 cm, reduced somewhat in inflorescence, base cuneate, apex obtuse, glandular-pubescent. Inflorescences axillary glomerules; glomerules subglobose, 4–6 mm diam.; bracts similar to cauline leaves, elliptic, reduced to 0.8 mm, margins crenate-dentate, apex obtuse. Flowers: perianth segments 5, distinct nearly to base, distinct portions elliptic to oblong, strongly keeled, 1.8–1.9 × 0.3–0.5 mm, apex acuminate, fimbriate and hirsute, pubescent with septate hairs, hardly enclosing fruit, becoming white, strongly crested and 5-winged vertically, rostrate, semiorbiculate, and cartilaginous in fruit; stamen 1; stigmas 2. Achenes ovoid; pericarp adherent, membranaceous, slightly rugose and papillate. Seeds reddish-brown, ovoid, 0.6–0.7 × 0.5–0.6 mm, margins slightly keeled over radicle and grooved over cotyledons; seed-coat smooth.


Phenology: Fruiting summer.
Habitat: Wool waste areas
Elevation: 10 m

Distribution

V4 504-distribution-map.gif

Introduced; S.C., Australia

Discussion

Selected References

None.

Lower Taxa

None.

"dm" is not declared as a valid unit of measurement for this property.

... more about "Dysphania cristata"
pubescent +, hirsute +  and glandular-pubescent +
Semiorbiculate (?) +, Rostrate (?) +, Crested (?) +, Fimbriate (?) +, Acuminate (?) +  and Obtuse (?) +
Steven E. Clemants +  and Sergei L. Mosyakin +
(F. Mueller) Mosyakin & Clemants +
slippery +
aromatic +
cuneate +
Blitum cristatum +
1.3 cm13 mm <br />0.013 m <br /> (2.1 cm21 mm <br />0.021 m <br />) +
elliptic +  and ovate +
reduced +
1.1cm;1.5cm +
persistent +  and deciduous +
reduced +
reddish-brown +, black +, brown +  and green +
S.C. +  and Australia +
symmetric +, or +  and uniseriate +
unisexual +  and bisexual +
aromatic +
glabrescent +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
subglobose +
Wool waste areas +
compound +  and simple +
aromatic +
reduced +
crassinucellate +  and bitegmic +
campylotropous +
1 +  and single +
persistent +  and deciduous +
papillate;rugose +
membranaceous +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Fruiting summer. +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.19 cm1.9 mm <br />0.0019 m <br />) +
Keeled (?) +, Elliptic (?) +  and Oblong (?) +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
Ukrayins’k. Bot. Zhurn., n. s. +
pointing +  and ascending +
basal +, median +  and position +
bulbous +  and taprooted +
fusiform +
fleshy +  and fibrous +
smooth +  and rugose +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
Introduced +
cylindric +
opposite +  and alternate +
ascending +  and erect +
not fleshy +
filiform +
sessile +  and petiolate +
reduced;small +
horizontal +  and vertical +
verrucate +
Dysphania cristata +
Dysphania sect. Orthospora +
species +
polygamous +, dioecious +  and monoecious +