Paranomus

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Paranomus
Paranomus abrotanifolius Potberg 01.jpg
Paranomus abrotanifolius
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Proteales
Family: Proteaceae
Subtribe: Leucadendrinae
Genus: Paranomus
Salisb., 1807
Synonyms
  • Nivenia R.Br.

Paranomus is a genus of 18 species of flowering plants, commonly known as "sceptres", in the protea family. It is endemic to the Cape Floristic Region of South Africa.

Contents

Distribution and habitat

The species occur mainly in mountainous areas of the Western and Eastern Cape provinces from the Cederberg to Uitenhage, with the highest numbers found in the districts of Caledon, Worcester and Swellendam. They are often associated with fynbos habitats. [1]

Etymology

The genus was named by English botanist Richard Anthony Salisbury from its unusual leaves, from the Greek para ("illegal" or "contrary"),[ citation needed ] and nomos ("custom" or "law"). It was subsequently renamed Nivenia by rival botanist Robert Brown to honour plant collector James Niven, but Salisbury's name has priority. They are commonly known as “sceptres” or “sceptre plants” for the shape of their inflorescences and after the first of the genus to be described, P. sceptrum-gustavianus – “King Gustav's sceptre”, in 1777. [1]

Description

All species are shrubs, though some can grow quite large; for example P. tomentosus may become, at up to 3 m (9.8 ft) high, a small tree. Like the closely related serrurias they have divided leaves, though a distinctive feature of the genus is that individual plants of some species can bear both normal leaves and ones that are only minimally or even undivided. Other strange features of the leaves are that they do not have distinct upper and lower surfaces and their venation is primitive. The flowerheads are spike-like inflorescences in which the flowers are grouped into fours, with each group of four carried beneath a leathery bract. The shell-like bracts remain on the plant for a year or longer, well after the seeds have dropped off. [1] The plants are not serotinous. They do not resprout after fires but regenerate from seeds which are shed soon after flowering. [2]

Species

Described species include: [3] [4]

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<i>Banksia sceptrum</i> Flowering shrub in the family Proteaceae from Western Australia

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<i>Isopogon anemonifolius</i> Shrub of the family Proteaceae

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<i>Isopogon anethifolius</i> Shrub in the family Proteaceae

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

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<i>Mimetes</i> Genus of shrubs in the family Proteaceae from South Africa

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<i>Mimetes hirtus</i> Species of plant from the family Proteaceae endemic to the southwest Western Cape, South Africa

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<i>Vexatorella</i> Genus of flowering plants

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<i>Spatalla</i> Genus of plants in the family Proteaceae endemic to the Cape Floristic Region of South Africa

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<i>Serruria elongata</i> Small shrub in the protea family from South Africa

Serruria elongata or long-stalk spiderhead is a plant belonging to the protea family. It is an erect, hairless shrublet of 1–1½ m (3½–5 ft) high with densely set, alternate, finely divided leaves lower down the plant, with needle-like segments. On top of an up to 30 cm (12 in) long inflorescence stalk are several, loosely arranged heads of pin-like, densely silvery-haired flower buds, each of which opens with four curled, magenta pink corolla lobes. The species is endemic to the southern Western Cape province of South Africa. It flowers during the southern hemisphere winter and early spring, between June and September.

<i>Paranomus abrotanifolius</i> Species of plant from the Western Cape province of South Africa

Paranomus abrotanifolius, commonly known as the Bredasdorp sceptre, is a richly branching shrub to 90 cm (35 in) high, with bisexual flowers that can be found from May to December, that is assigned to the protea family. It does not survive the periodic wild fires that occur in the fynbos, where it occurs. It is pollinated by insects. The fruits are ripe and release the seeds about two months after flowering, and the seeds are collected by ants, which take them to their underground nests to feed on their elaiosomes, a behaviour known as myrmecochory. This ensures that the seeds do not burn, so new plants can grow from them. It is a rare endemic species that is only known from ten locations near the southern coast of the Western Cape province of South Africa. It grows on weathered sandstone on the Potberg in De Hoop Nature Reserve and the Elim Flats.

<span class="mw-page-title-main">Leucospermum truncatulum</span> Shrub in the family Proteaceae from the Western Cape of South Africa

Leucospermum truncatulum is a slender, upright, evergreen, hardly branching shrub of up to 2 m (6 ft) high, with felty inverted egg-shaped to oval, leaves with entire margins of 1–2½ cm (0.4–1.0 in) long and ½–1 cm (0.2–0.4 in) wide. It has small globe-shaped, at first yellow, later pinkish flower heads of 1½–2 cm (0.6-0.8 in) in diameter, without a stalk, usually crowded with two to eight together near the end of the stems. It is known as oval-leaf pincushion in English, and patrysbos or kleinkopspeldekussing in Afrikaans. It is an endemic species of the south of the Western Cape province of South Africa, and flowers between August and December.

<i>Leucospermum parile</i> Shrub in the family Proteaceae from the Western Cape of South Africa

Leucospermum parile is a rounded shrub, of up to 1½ m (6 ft) high that is assigned to the family Proteaceae. It has narrow, grey felty leaves of about 2 cm (2 in) long and 7 mm (0.28 in) wide, with rich yellow, globular, well-scented flower heads of about 3 cm (1.2 in) across. It grows in pure white sand in the sandveld of a very small area in the Western Cape province of South Africa. It is called Malmesbury pincushion in English and Malmesburyluisie in Afrikaans. It flowers from July till November.

<i>Mimetes palustris</i> Shrub in the family Proteaceae endemic to South Africa

Mimetes palustris or cryptic pagoda is an evergreen shrub, assigned to the family Proteaceae. It has horizontal sprawling shoots as well as upright, unbranched shoots usually about ½ m (1½ in) high. The leaves are entire and stand out on the lower parts of the shoots, but are overlapping and pressed tightly against each other near the inflorescence, almost like a snakeskin. The inflorescence consists of several flowerheads, each containing three clear yellow flowers that are longer than the subtending leaves. It is the smallest species of Mimetes and is an endemic species that grows on well-drained, but permanently moist sandy and peaty slopes in the mountains near Hermanus, Western Cape province of South Africa. It is considered critically endangered. Flowering occurs all year round, but peaks in August and September.

<i>Mimetes argenteus</i> Endemic shrub from the Western Cape province of South Africa

Mimetes argenteus is an evergreen, upright, hardly branching, large shrub of about 2 m (6½ ft) high in the family Proteaceae. It has elliptic, silvery leaves, due to a dense covering of silky hairs, that stand out a right angle from the branches. It has cylindric inflorescences of 8–15 cm (3–6 in) long and 10–12 cm (4–5 in) in diameter, crested by smaller silvery pink leaves at an upright angle. These consist of many flower heads, each containing six to nine individual flowers and ar set in the axil of a leaf flushed mauve to carmine. It flowers from March to June. The silver pagoda naturally occurs in the Western Cape province of South Africa. It is called silver pagoda or silver-leaved bottlebrush in English and vaalstompie in Afrikaans.

<i>Protea canaliculata</i> Species of shrub

Protea canaliculata, also known as the groove-leaf sugarbush, is a species of flowering shrub of the genus Protea, which is endemic to the Cape Provinces of South Africa.

<i>Paranomus sceptrum-gustavianus</i> Species of plant

Paranomus sceptrum-gustavianus, the King Gustav's sceptre, is a flowering shrub that belongs to the genus Paranomus and forms part of the fynbos. The plant is native to the Western Cape, South Africa.

<i>Paranomus bracteolaris</i> Species of plant

Paranomus bracteolaris, the smooth-leaf tree sceptre or Bokkeveld sceptre, is a flower-bearing shrub that belongs to the genus Paranomus and forms part of the fynbos. The plant is native to the Western Cape and Northern Cape, South Africa.

<i>Paranomus tomentosus</i> Species of plant

Paranomus tomentosus, the hairy-leaf tree sceptre, is a flower-bearing shrub that belongs to the genus Paranomus and forms part of the fynbos. The plant is native to the Western Cape, South Africa.

References

  1. 1 2 3 Notten, Alice (2010). "Paranomus". PlantZAfrica. South African National Biodiversity Institute. Retrieved 2013-05-18.
  2. Paterson-Jones, Colin (2007). Protea. Struik. pp. 46–47. ISBN   9781770075245.
  3. "Paranomus". The Plant List. 2010. Retrieved 2013-05-18.
  4. "Paranomus Salisb. 1807" (PDF). Protea Atlas Project. South African National Biodiversity Institute. Archived from the original on July 10, 2020. Retrieved 2013-05-22.