Kingdom:
Phylum:
Angiosperms
Order:
Lamiales
Family:
Species:
cremnus
ID:
276014

Status:
valid

Authors:
B.J.Conn

Source:
wcs

Year:
1992

Citation Micro:
Telopea 4: 643 (1992)

WFO Identifier:
wfo-0000275346



Common Names

  • Cremnus Plectranthus
  • Cremnus Spur Flower
  • Cremnus Spur Flower Plectranthus


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Description

Plectranthus cremnus (also called Coleus cremnus, among many other common names) is an evergreen perennial plant native to tropical Africa. It has ovate to lanceolate leaves with toothed margins and purple-pink flowers. It is found in moist, shady habitats.

Uses & Benefits

Plectranthus cremnus is used as an ornamental plant in gardens and as a houseplant. It is also used in traditional medicine for treating a variety of ailments.

Flower, Seeds and Seedlings

The flowers of Plectranthus cremnus are white and tubular, with a yellow center. The seeds are small and black, and the seedlings have a white stem and green leaves.

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Cultivation and Propagation

Plectranthus cremnus is a perennial herb that can be grown from seed or cuttings. It prefers a well-drained soil in full sun to partial shade and can tolerate drought and heat. Propagation is best done by taking stem cuttings in spring or summer. Cuttings should be taken from healthy, non-flowering stems and planted in a moist, well-drained soil mix. Keep the soil moist but not soggy and the cuttings should root within a few weeks.

Where to Find Plectranthus cremnus

Plectranthus cremnus can be found in tropical regions of Africa, Madagascar, and India.

Plectranthus cremnus FAQ

What is the best soil for Plectranthus cremnus?

Plectranthus cremnus prefers well-drained soil with a slightly acidic pH.

How much sunlight does Plectranthus cremnus need?

Plectranthus cremnus prefers partial shade, but can tolerate full sun.

How often should Plectranthus cremnus be watered?

Plectranthus cremnus should be watered regularly, but allow the soil to dry out between waterings.

Species in the Plectranthus genus

Plectranthus acaulis, Plectranthus actites, Plectranthus adenophorus, Plectranthus aegyptiacus, Plectranthus agnewii, Plectranthus alboviolaceus, Plectranthus aliciae, Plectranthus alloplectus, Plectranthus alpinus, Plectranthus ambiguus, Plectranthus amboinicus, Plectranthus amicorum, Plectranthus amoenus, Plectranthus amplexicaulis, Plectranthus angulatus, Plectranthus antongilicus, Plectranthus apoensis, Plectranthus apreptus, Plectranthus apricus, Plectranthus arabicus, Plectranthus arenicola, Plectranthus argentatus, Plectranthus argentifolius, Plectranthus asirensis, Plectranthus atroviolaceus, Plectranthus barbatus, Plectranthus bariensis, Plectranthus baumii, Plectranthus beddomei, Plectranthus berdaricus, Plectranthus betamponus, Plectranthus betonicifolius, Plectranthus blakei, Plectranthus bojeri, Plectranthus bourneae, Plectranthus bracteatus, Plectranthus brevicaulis, Plectranthus buchananii, Plectranthus burorum, Plectranthus calycinus, Plectranthus candelabriformis, Plectranthus canescens, Plectranthus caninus, Plectranthus capuronii, Plectranthus carnosifolius, Plectranthus caudatus, Plectranthus chevalieri, Plectranthus chiangdaoensis, Plectranthus chimanimanensis, Plectranthus ciliatus,

Species in the Lamiaceae family

Acanthomintha duttonii, Acanthomintha ilicifolia, Acanthomintha lanceolata, Acanthomintha obovata, Acanthoprasium frutescens, Acanthoprasium integrifolium, Achyrospermum aethiopicum, Achyrospermum africanum, Achyrospermum axillare, Achyrospermum carvalhoi, Achyrospermum ciliatum, Achyrospermum cryptanthum, Achyrospermum dasytrichum, Achyrospermum densiflorum, Achyrospermum erythobotrys, Achyrospermum fruticosum, Achyrospermum laterale, Achyrospermum micranthum, Achyrospermum mildbraedii, Achyrospermum oblongifolium, Achyrospermum parviflorum, Achyrospermum purpureum, Achyrospermum schimperi, Achyrospermum schlechteri, Achyrospermum seychellarum, Achyrospermum tisserantii, Achyrospermum urens, Achyrospermum wallichianum, Achyrospermum scandens, Acinos alpinus, Acrotome angustifolia, Acrotome fleckii, Acrotome hispida, Acrotome inflata, Acrotome mozambiquensis, Acrotome pallescens, Acrotome tenuis, Acrotome thorncroftii, Acrymia ajugiflora, Aegiphila aracaensis, Aegiphila hystricina, Aegiphila aculeifera, Aegiphila alba, Aegiphila anomala, Aegiphila arcta, Aegiphila australis, Aegiphila bogotensis, Aegiphila boliviana, Aegiphila brachiata, Aegiphila bracteolosa,

References

The Plant List v1.1 record kew-158007: Based on the initial data import
Barry Conn (b.1948): Based on occurrence of standard abbreviation 'B.J.Conn' in the authors string.