Euphorbia schinzii

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Euphorbia schinzii
Euphorbia schinzii00.jpg
Euphorbia schinzii3 ies.jpg
Scientific classification Red Pencil Icon.png
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malpighiales
Family: Euphorbiaceae
Genus: Euphorbia
Species:
E. schinzii
Binomial name
Euphorbia schinzii
Pax
Original description in Bulletin de l'Herbier Boissier Euphorbia schinzii04.jpg
Original description in Bulletin de l'Herbier Boissier

Euphorbia schinzii is a perennial Southern African, dwarf flowering plant belonging to the family Euphorbiaceae. It is found on rocky slopes, growing among rocks. Variable in form, it occurs in South Africa, Zimbabwe, Botswana, Mozambique and Malawi, at an altitude between 100 and 1500 meters. [1] The genus Euphorbia is large, with over 2000 species of extremely diverse size and appearance, and with a global distribution.

Contents

Euphorbia schinzii is a dwarf and leafless, spiny, succulent plant, forming a tuberous rootstock at or just below ground level, with numerous erect 8–10 mm diameter branches that are somewhat woody growing to a height of 10–15 cm, and usually 3-angled with paired spines. Spines occur in 2 pairs to each tooth - one minute pair at the base of the tooth, another much longer pair at the apex, diverging, dark brown or grey. Vestigial leaves are dropped early and are rarely seen. Spine-shields are narrow, dark brown and do not form a continuous horny margin.

Bright yellow, glabrous flowers or cyathia some 3mm in diameter appear in threes on short cymes near the upper end of branches. They have 5 glands and 5 broadly obovate fringed lobes. The ovary is sessile and included in the involucre. Styles are shortly united at the base, and minutely bifid at the apex. The capsule is sessile and partly exserted, about 3mm in diam., and 3-lobed as seen from above. Capsules explode with some force when ripe during the first spring rain, dispersing the seeds. This species is pollinated by insects such as flies, bees and wasps.

Powder made from the dried roots is rubbed into cuts on the breasts as a galactagogue. [2]

The species was first described in Bulletin de l'Herbier Boissier 6: 739 of 1898 and commemorates the Swiss botanist Hans Schinz. [3]

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Euphorbia namuskluftensis is a species of plant in the family Euphorbiaceae. It is endemic to Namibia. Its natural habitat is rocky areas. Occurs on white limestone on Namuskluft. It is a dwarf non-spiny species. It has tubers and ribosomes, that divide into numerous short branch stems. The branches have tiny sessile caduceus leaves about 2 mm long. They have tiny yellow flowers when they bloom, and are of green coloration. Grows better in mild shade, but do need a place that is bright and warm. Root rot can occur if left in wet soil for too long. Threats include pests and diseases like spider mites and mold.

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<i>Euphorbia balsamifera</i> Species of flowering plant in the spurge family Euphorbiaceae

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<i>Plumbago zeylanica</i> Species of flowering plant

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<i>Euphorbia royleana</i> Species of plant in the family Euphorbiaceae

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Rhizome brown, 1–2.5 mm. in diam., creeping, with long-spined dark-brown scales up to 0.5 mm. in diam., with fronds spaced 2–20 cm. apart. Stipe castaneous, up to 60 cm. long and up to 1.5 mm. in diam., glabrous or with a few scales similar to those on the rhizome, shallowly sulcate. Frond bifurcate to reniform-lunate in outline, with 1 level of false dichotomy in each lateral branch system arising from each side of the terminal bud; all branches bearing distant foliar segments. Aborted apical buds up to 1.2 mm. long, clothed in dark-brown lanceolate laciniate scales. Pinnules linear, up to 7 x 0.75 cm., pinnate, usually glabrous, divided into sessile rounded entire triangular lobes, 3 x 2 mm., green to glaucous below. Sori partially immersed in the lamina, consisting of 2–4 sporangia, each in a separate but adjoining pit.

<i>Gymnosporia nemorosa</i> Species of flowering plant

Gymnosporia nemorosa is a spiny, somewhat sprawling evergreen shrub or small tree with drooping branches growing to some 5 m tall and found along forest edges in Mpumalanga, Eswatini, KwaZulu-Natal south to the Garden Route in the Southern Cape. In Maputaland the species adopts the form of a geoxylic suffrutex or ‘underground’ tree, with shoots sprouting from its woody, underground axis.

<i>Encephalartos concinnus</i> Species of cycad

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<i>Hypericum terrae-firmae</i> Species of flowering plant in the St Johns wort family Hypericaceae

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<i>Gymnosporia buxifolia</i> Species of flowering plant

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<i>Hypericum coris</i> Species of flowering plant in the St Johns wort family Hypericaceae

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<i>Protea pendula</i> Species of flowering plant in the family Proteaceae

Protea pendula, also known as the nodding sugarbush or arid sugarbush, is a flowering plant of the genus Protea, in the family Proteaceae, which is only found growing in the wild in the Cape Region of South Africa. In the Afrikaans language it is known as knikkopsuikerbossie or ondersteboknopprotea.

References

  1. "Euphorbia schinzii in Global Plants". Plants.jstor.org.
  2. "Euphorbia schinzii - Useful Tropical Plants". Tropival.theferns.info.
  3. Bruce J. Hargreaves. "Rocks and the Euphorbia schinzii complex" (PDF). Euphorbia-international.org. Retrieved 19 March 2022.

Bibliography