AUREUM (C.Smith ex Hornemann) Mes, 1995 (engl./ fr.)
Synonyms :
Sempervivum aureum C.Smith ex Hornemann (1819) / Greenovia aurea (C.Smith ex Hornemann) Webb & Berthelot (1840)
Sempervivum calyciforme Haworth (1819)
Greenovia ferrea Webb in Christ (1888) / Sempervivum ferreum (Webb) Christ (1888)
Greenovia polypharmica Webb in Christ (1888) / Sempervivum polypharmicum (Webb) Christ (1888)
Greenovia rupifraga Webb in Christ (1888) / Sempervivum rupifragum (Webb) Christ (1888)
Section Greenovia
Distribution : Canary Islands (Gran Canaria, Tenerife, La Gomera, La Palma, Hierro); 400 - 2000 m.
Description (by R. Nyffeler in IHSP, 2003) :
Monocarpic perennials.
Rosette solitary or occasionally offsetting, 8 - 25 cm, cup-shaped with the inner leaves erect, tightly closed during the dry season.
Leaves 5 - 11 x 3 - 6 cm, obovate-spatulate, apically rounded, truncate or broadly cuneate, minutely apiculate or retuse, basally broadly cuneate, glabrous, glaucous, margin hyaline and occasionally with some minute glandular hairs, pale green.
Inflorescences flat-topped, 10 - 25 x 20 - 45 cm, peduncle 15 - 35 cm, densely leafy, pedicels 2 - 5 mm, pubescent.
Flowers 25- to 32-merous, sepals puberulent or pubescent, petals 7 – 8 x 1.5 - 2 mm, oblanceolate, acuminate, often apiculate, deep yellow, filaments glabrous.
Cytology : n = 18
See also : The genus Aeonium on Gran Canaria by Marco Cristini
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Synonymes :
Sempervivum aureum C.Smith ex Hornemann (1819) / Greenovia aurea (C.Smith ex Hornemann) Webb & Berthelot (1840)
Sempervivum calyciforme Haworth (1819)
Greenovia ferrea Webb in Christ (1888) / Sempervivum ferreum (Webb) Christ (1888)
Greenovia polypharmica Webb in Christ (1888) / Sempervivum polypharmicum (Webb) Christ (1888)
Greenovia rupifraga Webb in Christ (1888) / Sempervivum rupifragum (Webb) Christ (1888)
Section Greenovia
Distribution : Iles Canaries (Gran Canaria, Tenerife, La Gomera, La Palma, El Hierro) ; 400 - 2000 m.
Description (par R. Nyffeler dans IHSP, 2003) :
Plante vivace monocarpique.
Rosette solitaire ou rejetant parfois, 8 - 25 cm, en forme de coupe, avec les feuilles de l'intérieur dressées, étroitement resserrées durant la saison sèche.
Feuilles 5 - 11 x 3 - 6 cm, obovales-spatulées, arrondies à l'apex, tronquées ou largement cunées, finement apiculées ou rétuses, largement cunées à la base, glabres, pruineuses, marge translucide et parfois avec minuscules poils glandulifères, vert pâle.
Inflorescence à tête plate, 10 - 25 x 20 - 45 cm, pédoncule 15 - 35 cm, densément feuillu, pédicelles 2 - 5 mm, pubescent.
Fleurs icosikaipentamères à triacontakaidimères (25 à 32 parties), sépales duveteux ou pubescents, pétales 7 – 8 x 1,5 - 2 mm, oblancéolés, acuminés, souvent apiculés, jaune vif, filaments glabres.
Cytologie : n = 18
Voir aussi : The genus Aeonium on Gran Canaria by Marco Cristini
Plants in habitat / Plantes d'habitat :
Western La Palma
La Punta, Barranco de los Gomeros :
![](/img/500/ca9b1dd2741fd7d450df0f268f9e6246_aeonium aureum, western la palma, la punta, barranco de los gomeros (2).jpg)
![](/img/500/5a96a776e5d820a9721374d8148aa1dd_aeonium aureum, western la palma, la punta, barranco de los gomeros.jpg)
El Hierro
Camino de Jinama :
![](/img/500/458e326609a3dc3ea81da9d893131263_el hierro, camino de jinama, aeonium aureum.jpg)
![](/img/500/b0aafc907e33d8b1c5d49055bed862a4_el hierro, camino de jinama, a group of aeonium aureum.jpg)
![](/img/500/fb4d3ea6fb32d5f393532ea509adff05_el hierro, camino de jinama, aeonium aureum (1200 m).jpg)
Cruz de los Reyes :
![](/img/500/d56163b02d695350f3b2e343ae03466f_el hierro, cruz de los reyes, aeonium aureum.jpg)
Photos Marco Cristini
![](/img/500/02d3595e9f4698d108a4005953382816_10473.jpg)
![](/img/500/881fa4f2246c8c37fffd35435b4bf701_greenovia-aurea-2.jpg)
![](/img/500/7d2cfe76a1ea9ac3de5d165a8d97932d_11592.jpg)
Photos Eduardo Carbonell
Tenerife
Masca :
![](/img/500/1636214714ae47815ad6dae960cb6f09_9293.jpg)
![](/img/500/ceb767698177b3f399b748bc545d541a_9294.jpg)
Tenerife :
![](/img/500/7a57ba64ef2e1826d635882c588d8716_aeonium-aureum-1.jpeg)
![](/img/500/2aef783a27da9377c4d24b5036365f2a_aeonium-aureum-2.jpeg)
![](/img/500/f017543161c504d1607ab288ca3b9f59_aeonium-aureum-3.jpeg)
Photos Stefan Neuwirth
Gran Canaria :
![](/img/500/b72248a029dbbb704b4fdfd0939b9673_gran canaria 01.jpg)
Tenerife :
![](/img/500/6b4506470a53d6a5410e74d89a77fd7c_9281.jpg)
La Gomera :
![](/img/500/e4087df2d9c2b0d3e63a0786c6b7b634_9283.jpg)
![](/img/500/74c610979cb62ec17e69ad4e6d9612d6_9284.jpg)
Aeonium aureum & A. diplocyclum
Photos Ray Stephenson
Gran Canaria
El Tablero :
![](/img/500/1245eca0fb5935c860f2190729d4a3a8_9290.jpg)
![](/img/500/ae92e249978be98cbe600eb3862bc884_9291.jpg)
![](/img/500/3448b01f41763e485c6f05319f61efeb_9292.jpg)
Hoya del Gamonal :
![](/img/500/15c4eb4acb349bc325af6081dc811981_figure 8.jpg)
An offsetting A. aureum :
![](/img/500/ddb1ab86d096ed5b4b0511cc1b96f9e9_figure 9.jpg)
A group of A. aureum :
![](/img/500/2ff7ea3c04c32cc5ad025de40a133dd5_figure 15 §.jpg)
A healthy group of A. aureum :
![](/img/500/47d5d3c99bc06dd291c7bae29467b0c0_figure 10.jpg)
A quite open rosette of A. aureum :
![](/img/500/32e63df8d9e887d8fd4fa0b32b5d32bf_figure 16.jpg)
A. aureum covers a rocky outcrop at around 1700 m, Cruz de Tejeda, Monte Constantino :
![](/img/500/b57f7b46c71d9b2dba6831585e0a7bb4_figure 11.jpg)
Path leading from San Mateo to Valsequillo :
![](/img/500/b060cae34c28a0bc80bb690e56d246c3_figure 12.jpg)
Growing on the dam of Embalse de los Homos :
![](/img/500/4bc7434b0e0edf3df1a32dd4c3a283e7_figure 13.jpg)
San Mateo, Barranco de Mireles :
![](/img/500/dbcdd513ddbc5709edecb112977669ce_figure 14 §.jpg)
Photos Marco Cristini
Plants in cultivation :
![](/img/500/9ecf3cf4ffec7db8569c89d9b6ddab4b_11264.jpg)
![](/img/500/d4ce8a9ea44c29022700e74467ddab46_11267.jpg)
![](/img/500/ac9de908e8964bde17f55d502d9e8b82_9941.jpg)
![](/img/500/b1661f30a1c057de77a6e4c0afe4cf42_a-aureum-large-form-js-2012.jpg)
![](/img/500/b97bdca4855a391bf1b8ef09a68736d9_a-aureum-large-form-js-2013.jpg)
Photos Joylene Sutherland
A crested inflorescence :
![](/img/500/6c49ecb547490943f2bff416e3e8473f_greenovia.jpg)
Photo Brett Hopkins