Asparagus retrofractus
Asparagus retrofractus is a shrub of the Asparagus genus that is indigenous to the western regions of South Africa.
| Asparagus retrofractus | |
|---|---|
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Scientific 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. | |
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]
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References
- Obermeyer, A.A. & Immelman, K.L, (1992). Flora of southern Africa, Volume 5, Part 3: 59, 60. National Botanical Institute, Pretoria.
- 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.
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