Romulea hirsuta

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Romulea hirsuta
Romuleahirsuta.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Iridaceae
Genus: Romulea
Species:
R. hirsuta
Binomial name
Romulea hirsuta
(Steud. ex Klatt) Eckl. ex Baker
Synonyms [1]

Trichonema hirsutumSteud. ex Klatt

Romulea hirsuta is a geophyte from South Africa. It has pink flowers with dark marks at the edges of the yellow center.

Contents

Description

Romulea hirsuta is a cormous plant which grows to a height of 6–30 cm (2.4–11.8 in) tall. The stem may be found underground or be up to 20 cm (7.9 in) tall. [2] It has between two and six basal leaves that usually grow along the stem. They have four grooves and may be ciliate. [2] The bell-shaped corm is symmetrical and has a fibrous basal rim. [3]

Unscented flowers are present in August and September. They are usually pink or red in colour and frequently have darker markings around the yellow cup in the center. [2] [3] The tepals range between 15 and 35 mm (0.59 and 1.38 in) in length. [2] The coppery orange coloured population found growing on mountains between Clanwilliam and Hermanus lack the darker markings around the center. These flowers may resemble Romulea triflora. [2]

Distribution and habitat

This species is endemic to the Western Cape of South Africa. [4] It is widely distributed in the region, where it is found growing between Clanwilliam and the Agulhas Peninsula. It prefers sandy and granite substrates, but may sometimes be found growing on clay. [2]

Ecology

This species is insect pollinated and is most frequently visited by monkey beetles. Two important pollinators in Darling are Lepisia rupicola (a species of monkey beetle) and an unidentified species of colletid bee. While the former visits more frequently, the latter carries a higher pollen load. [5]

Related Research Articles

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Babiana is a genus of geophytes in the family Iridaceae with 93 recognized species as of March 2022. The leaves consist of a stalk and a blade that are at an angle to each other. The leaf blades are entire, laterally flattened and pleated, and often hairy. Each individual flower is subtended by two hairy or smooth bracts that are green in most species. The outer bract is often the largest of the two. In most species the bracts have a dry, brown tip, but in a few species it is entirely green or entirely dry when flowering or the outer bract is translucent and has a papery texture. The inner bract is forked or split all the way to its base. Each flower is without a pedicel, with six tepals that are merged at their base into a tube and form a perianth that is mirror-symmetrical in most species, with three anthers implanted where the perianth tube widens and that are, in almost every species, clustered at one side of the style. The style has three branches that widen towards the tip and the ovary is inferior. Flowers occur in almost every conceivable colour, many have markings on some of the tepals, and few star-symmetrical flowers have a centre that strongly contrasts with the free part of the perianth. The majority of these species are endemic to the west and southwest of South Africa, and southwestern Namibia, but one species occurs elsewhere in Namibia and South Africa and another species can be found in Botswana, Namibia, South Africa, Zambia and Zimbabwe. The genus name is derived from the Dutch word baviaan, referring to the Chacma baboon, Papio ursinus, that consumes the corms of plants in the genus. The genus is called bobbejaantjie in Afrikaans, meaning small baboon.

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

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<i>Gladiolus alatus</i> Species of flowering plant

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<i>Ixia monadelpha</i> South African geophyte

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<i>Geissorhiza aspera</i> South African geophyte

Geissorhiza aspera, also known as the blue satin flower or blou sysie, is a geophyte from South Africa.

<i>Romulea sabulosa</i> Species of flowering plant

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<i>Romulea tortuosa</i> Species of flowering plant

Romulea tortuosa is a herbaceous perennial geophyte in the family Iridaceae native to South Africa. It has a small corm in the soil, a few prostrate coiling leaves, and fragrant, trimerous yellow flowers, sometimes with six brown blotches on the inside near the bottom of the flower.

<i>Geissorhiza melanthera</i> Species of flowering plant

Geissorhiza melanthera is a small perennial plant of 14–18 cm high that is assigned to the family Iridaceae. It survives the dry southern summer through storage of its resources in a corm. The stem carries two or three erect, sticky leaves of up to 18 cm (7 in) long, H-shaped in cross-section. This species blooms with six to twelve bilaterally symmetrical flowers, in a spike. Sometimes the spike has one side branch with fewer flowers. Each flower has six pale beige perianth lobes, a purple-red ring around a purple red tube and three blackish stamens. Each flower is subtended by two 1.25–2.25 cm long green bracts. This species flowers from the end of September till mid October. It is an endemic of the western slopes of the Piketberg mountains in the Western Cape province of South Africa.

<i>Romulea monadelpha</i> Species of plant

Romulea monadelpha is a herbaceous perennial geophyte in the family Iridaceae native to South Africa. It has a small corm in the soil, a few thread-like leaves, and trimerous dark red flowers with elaborate markings on the inside near the bottom of the flower. It is called karoo satynblom in Afrikaans.

<i>Cyrtanthus ventricosus</i> Species of flowering plant


Cyrtanthus ventricosus, commonly called fire lily, is a small deciduous, bulbous plant reaching a height of 100–250 mm (3.9–9.8 in). It is in the amaryllis family, Amaryllidaceae, and is found along the Cape Fold Mountains from the Cape Peninsula, Western Cape, to the Kouga Mountains, Eastern Cape in South Africa.

<i>Wahlenbergia capensis</i> Species of flowering plant

Wahlenbergia capensis, commonly known as the Cape bluebell, is a plant in the family Campanulaceae and is native to the Cape Province but has been introduced to Australia. It is an annual herb with up to four greenish blue, bell-shaped flowers with spreading petal lobes.

<i>Lobostemon argenteus</i> Species of plant endemic to South Africa

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<i>Babiana hirsuta</i> Species of flowering plant

Babiana hirsuta is a species of geophyte of 40–70 cm (16–28 in) high that is assigned to the family Iridaceae. It has many scarlet mirror-symmetrical flowers in a branched inflorescence with several short ascending branches. The flower has a narrow tube, and three large, blackish or dark purple anthers that extend beyond the dorsal tepal. The leaves are velvety hairy, lance-shaped, laterally compressed and set in a fan. It is an endemic species of South Africa that can be found along the west coast of the Northern and Western Cape provinces as far south as Saldanha. It is called red babiana in English, but that name is also applied to Babiana villosa, and strandlelie, sandlelie and rooihanekam in Afrikaans. Until 2008, the strandlelie was known as Babiana thunbergii.

Senecio abruptus, or the yellow starvation ragwort, is a species of plant that is endemic to the Cape Provinces of South Africa.

<i>Helichrysum retortum</i> South African plant species

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<i>Lachenalia unifolia</i> South African geophyte

Lachenalia unifolia, the banded viooltjie, is the most common Lachenalia species in the Cape Floristic Region of South Africa.

Lachenalia variegata, also known as the spotty viooltjie, is a species of plant from the Western Cape of South Africa.

References

  1. "Romulea hirsuta". Global Biodiversity Information Facility . Retrieved 14 September 2023.
  2. 1 2 3 4 5 6 Manning, John C.; Goldblatt, Peter (2001). "A synoptic review of Romulea (Iridaceae: Crocoideae) in sub-Saharan Africa, the Arabian Peninsula and Socotra including new species, biological notes, and a new infrageneric classification" (PDF). Adansonia. 23 (1): 59–108.
  3. 1 2 Manning, John; Goldblatt, Peter (2012). Plants of the Greater Cape Floristic Region : 1: the core Cape flora (PDF). Pretoria: South African National Biodiversity Institute, SANBI. ISBN   978-1-919976-74-7. OCLC   852384288.
  4. Foden, W.; Potter, L. (2005). "Romulea hirsuta (Steud. ex Klatt) Baker var. hirsuta. National Assessment: Red List of South African Plants version 2020.1". SANBI Red List of South African Plants. Retrieved 14 September 2023.
  5. Goldberg, Karen (1996). Neglected pollinator syndromes in seasonally inundated Renosterveld (PDF) (Thesis). University of Cape Town.