Asparagus retrofractus: Difference between revisions

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==Description==
==Description==
It has fibrous roots, and scrambling-climbing, zig-zagged stems.
It has fibrous roots, and scrambling-climbing, light-grey, zig-zagged stems.


It lacks spines on its outer branches.
It lacks spines on its outer branches, but has some recurved spines near its base.
The leaves are linear or needle-like, arcuate and appear in tufts.<ref>Obermeyer, A.A. & Immelman, K.L, (1992). ''Flora of southern Africa'', Volume 5, Part 3: 59, 60. National Botanical Institute, Pretoria.</ref>
The leaves are linear or needle-like, 10-30mm long, arcuate and appear in tufts.<ref>Obermeyer, A.A. & Immelman, K.L, (1992). ''Flora of southern Africa'', Volume 5, Part 3: 59, 60. National Botanical Institute, Pretoria.</ref>


==Distribution==
==Distribution==

Revision as of 17:43, 7 February 2020

Asparagus retrofractus
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Asparagaceae
Subfamily: Asparagoideae
Genus: Asparagus
Species:
A. retrofractus
Binomial name
Asparagus retrofractus
L.

Asparagus retrofractus is a shrub of the Asparagus genus that is indigenous to the western regions of South Africa.

Description

It has fibrous roots, and scrambling-climbing, light-grey, zig-zagged stems.

It lacks spines on its outer branches, but has some recurved spines near its base.

The leaves are linear or needle-like, 10-30mm long, arcuate and appear in tufts.[1]

Distribution

This species is indigenous to the dry, western regions of South Africa. It occurs across the Northern Cape Province, and extends as far south as Cape Town, Caledon, Worcester and Montagu, in the western (winter rainfall) portion of the Western Cape Province.[2]


References

  1. ^ Obermeyer, A.A. & Immelman, K.L, (1992). Flora of southern Africa, Volume 5, Part 3: 59, 60. National Botanical Institute, Pretoria.
  2. ^ Maria F Norup, Gitte Petersen, Sandie Burrows, Yanis Bouchenak-Khelladi, Jim Leebens-Mack, J Chris Pires, H Peter Linder, Ole Seberg. (2015). Evolution of Asparagus L. (Asparagaceae): Out-of-South-Africa and multiple origins of sexual dimorphism. Molecular Phylogenetics and Evolution 92: 25-44.