Asparagus aethiopicus

Linnaeus

Mant. Pl., 63. 1767.

Common names: Sprenger asparagus-fern emerald-fern
Introduced
Synonyms: Asparagus sprengeri Regel
Treatment appears in FNA Volume 26. Treatment on page 214. Mentioned on page 213.

Shrubs, sprawling or scrambling; roots fibrous and tuberous. Stems to 2 m, wiry, branches numerous, finely ridged; cladophylls solitary or in fascicles of 3 or more per node, linear, flattened, straight or curved, 8–22 × 2 mm, with single prominent vein. Leaves membranous, 1–2 mm; blade diamond-shaped, attached in middle, tapering to slender apex. Inflorescences in axillary racemes, 5–9 (–17) -flowered. Flowers bisexual; perianth rotate to campanulate; tepals white to pale-pink, 3–4 × 1.5–2 mm; pedicel 5–8 mm, jointed 2–3 mm above base. Berries red, 5–8 mm. Seed 1.2n = 40, 60.


Phenology: Flowering spring–summer.
Habitat: Waste places, abandoned gardens
Elevation: 0–100 m

Distribution

Introduced; Fla., s Africa

Discussion

The name Asparagus densiflorus (Kunth) Jessop (Asparagopsis densiflora Kunth) has been misapplied to this species (P. S. Green 1986; W. S. Judd 2001). Asparagus aethiopicus cv. ‘Sprengeri’ is the most common of the asparagus-fern cultivars.

Selected References

None.

Lower Taxa

None.

"broad" is not a number."thicker" is not a number.

... more about "Asparagus aethiopicus"
cordate +  and linear +
Gerald B. Straley† +  and Frederick H. Utech +
Linnaeus +
whorled +, opposite +  and alternate +
dilated +
hardened +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
reticulate-veined +  and parallel-veined +
diamond--shaped +
sheathing +  and involucrate +
1;several +
tunicate +  and scaly +
curved +  and straight +
0.8 cm8 mm <br />0.008 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
2 cm20 mm <br />0.02 m <br /> (?) +
Sprenger asparagus-fern +  and emerald-fern +
Fla. +  and s Africa +
0–100 m +
connate-coroniform +  and dilated +
sessile +  and pedicellate +
purplish black;red +
indehiscent +, septicidal +  and loculicidal +
globose +
membranaceous +  and leathery +
Waste places, abandoned gardens +
5-9(-17)-flowered +
solitary +, paired +  and racemose +
terminal +  and axillary +
conspicuous +
persistent +
scale-like +
small +  and reduced +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
membranous +
many;several +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
zygomorphic +  and actinomorphic +
yellowish +, white +  and greenish +
rotate;campanulate +
Flowering spring–summer. +
wind-distributed +
globose +  and angular +
Introduced +
staminodial +
photosynthetic +
spreading +  and erect +
0 cm0 mm <br />0 m <br /> (200 cm2,000 mm <br />2 m <br />) +
1 +  and several +
3 +  and 1 +
Asparagus sprengeri +
Asparagus aethiopicus +
Asparagus +
species +
white;pale-pink +
persisting +
connate +  and distinct +
1.5mm;2mm +
sepaloid +  and petaloid +
narrower +
fusiform +
caulescent +  and scapose +
shrub +, scrambling +  and sprawling +
3 +  and 2 +