Lycium cinereum

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Lycium cinereum
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Solanales
Family: Solanaceae
Genus: Lycium
Species:
L. cinereum
Binomial name
Lycium cinereum

Lycium cinereum is a shrub in the nightshade family (Solanaceae) indigenous to southern Africa. It is widespread across South Africa, as well as southern Namibia and Botswana. [1] [2]

Contents

Description

Lycium cinereum is a small, stiff, very spiny shrub. It has rigidly erect-spreading, intricately-branching stems. The young stems are grey-white with striations, while the older stems become dark glossy brown.

Like many other Lycium species, the leaves are oblong to narrowly-elliptic in shape.

The flowers emerge from the leaf axils. The corolla is tubular, with five large reflexed lobes (petals). The stamens are extended and very clearly exserted from the corolla mouth. The calyx is tubular-to-campanulate, with its length and width being almost equal. The calyx is relatively short, and covers less than half of the corolla tube.

The fruits are small, ovoid, red berries. [3]

Lycium cinereum is frequently confused with several related species that co-occur with it in South Africa, including Lycium ferocissimum , Lycium horridum , Lycium pumilum , and Lycium tenue .

Some earlier authors treated several of these species names as synonymous with L. cinereum. [5]

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<i>Ourisia remotifolia</i> Species of flowering plants

Ourisia remotifolia is a species of flowering plant in the family Plantaginaceae that is endemic to high-elevation habitats in the South Island of New Zealand. Mary Kalin Arroyo described O. remotifolia in 1984. Plants of this species of New Zealand mountain foxglove are perennial, small-leaved herbs that are covered in a mixture of glandular and non-glandular hairs. They have hairy, crenate, ovate leaves that are oppositely arranged and tightly packed along the creeping stem. The flowers are single or in pairs in each node, with a zygomorphic calyx and corolla. The corolla is white and the corolla tube is purple inside with three lines of white hairs. It is listed as At Risk - Naturally Uncommon.

<i>Ourisia sessilifolia</i> Species of flowering plants

Ourisia sessilifolia is a species of flowering plant in the family Plantaginaceae that is endemic to high-elevation habitats in the South Island and Stewart Island of New Zealand. Joseph Dalton Hooker described O. sessilifolia in 1864. Plants of this species of New Zealand mountain foxglove are perennial, small-leaved, rosette herbs that are covered in a mixture of short glandular hairs and long non-glandular hairs. They have hairy, crenate, ovate leaves that are in a basal rosette. The flowers are in pairs or whorls in each node, with a and regular calyx and a white regular corolla. The corolla tube is purple inside, with one or three lines of white hairs inside, and purple outside. It is listed as Not Threatened.

<i>Ourisia calycina</i> Species of flowering plants

Ourisia calycina is a species of flowering plant in the family Plantaginaceae that is endemic to the South Island of New Zealand and was described by William Colenso in 1889. Plants of this species are showy, perennial, large-leaved, tufted, rhizomatous herbs that are mostly glabrous (hairless) or with some non-glandular hairs. They have broadly ovate leaves. The flowers are in whorls in each node, with a regular calyx, a large, white irregular corolla, and fruits up to 1 cm long. The corolla tube is yellow with three lines of yellow hairs inside. It is listed as Not Threatened.

<i>Ourisia macrocarpa</i> Species of flowering plants

Ourisia macrocarpa or snowy mountain foxglove is a species of flowering plant in the family Plantaginaceae that is endemic to the South Island of New Zealand. Joseph Dalton Hooker described O. macrocarpa in 1853. Plants of this species of New Zealand foxglove are showy, perennial, large-leaved, tufted, rhizomatous herbs that are mostly glabrous (hairless) or with some non-glandular hairs. They have broadly ovate leaves. The flowers are in whorls in each node, with an irregular calyx, a large, white irregular corolla, and fruits up to 1 cm long. The corolla tube is yellow with three lines of yellow hairs inside. It is listed as Not Threatened.

<i>Ourisia macrophylla</i> Species of flowering plants

Ourisia macrophylla is a species of flowering plant in the family Plantaginaceae that is endemic to New Zealand. William Jackson Hooker described O. macrophylla in 1843. Plants of this species of New Zealand foxglove are showy, perennial, large-leaved, tufted, rhizomatous herbs that are often glabrous (hairless) or sometimes hairy with non-glandular or glandular hairs. They have crenate, ovate to heart-shaped leaves. The flowers are in whorls in each node, with a regular calyx, and a large, white irregular corolla. The corolla tube is yellow with three lines of yellow hairs inside. It is found in montane to subalpine habitats and is listed as Not Threatened.

<i>Ourisia vulcanica</i> Subspecies of flowering plants

Ourisia vulcanica is a species of flowering plant in the family Plantaginaceae that is endemic to the North Island of New Zealand. Lucy Moore described O. vulcanica in 1961. Plants of this species of New Zealand foxglove are showy, perennial, rhizomatous herbs that can be hairy with non-glandular hairs or sometimes glabrous. They have crenate, ovate leaves. The flowers are usually in pairs in each node, with an irregular calyx, and a white irregular corolla. The calyx and floral bracts have non-glandular hairs. The corolla tube is yellow with three lines of hairs and a ring of hairs inside. It is only found in the Volcanic Plateau area and is listed as At Risk - Naturally Uncommon.

References

  1. Venter, A.M. (2000). Taxonomy of the Genus Lycium L. (Solanaceae) in Africa. Thesis (Ph.D. (Botany and Genetics))--University of the Free State. https://scholar.ufs.ac.za/handle/11660/1960?show=full
  2. "Threatened Species Programme | SANBI Red List of South African Plants". redlist.sanbi.org. Retrieved 23 May 2023.
  3. Venter, A.M. (2000). Taxonomy of the Genus Lycium L. (Solanaceae) in Africa. Thesis (Ph.D. (Botany and Genetics))--University of the Free State. https://scholar.ufs.ac.za/handle/11660/1960?show=full
  4. Venter, A.M. (2000). Taxonomy of the Genus Lycium L. (Solanaceae) in Africa. Thesis (Ph.D. (Botany and Genetics))--University of the Free State. https://scholar.ufs.ac.za/handle/11660/1960?show=full
  5. Dean, J. (1974). The genus Lycium in Africa, 1-15. Kew Herbarium (unpublished report).