Scientific Name – Aeonium arboreum
Synonim – Sempervivum arboretum L.
Common name(s) – tree aeonium, tree houseleek, ensaiao, saiao, garchosilla, siemperviva mayor, kalluwa.
Distribution and Habitat – it is native to Morocco in northern Africa and the southern Mediterranean islands.
Description – subshrub, stem woody at base, are often branching. Leaves borne at the ends of the branches in rather flat rosettes, 10-25 cm diameter; leaves 5-15 x 1-4 cm, glossy, light green to yellow-green, long-spatulate, margined with fine white hairs, acuminate, bases cuneate. Inflorescences pyramidal panicles, 10-25 x 10-15 cm; peduncul 5-20 cm; pedicel 2-12 mm; flowers 9-11, bright yellow, sepals pubescent, petals 5-7 x 1.5-2 mm. Flowering in December-April. n = 18.
Growth rate – grow 2 m in its native habitat, though more like 30-90 cm in cool-temperates climates.
Tolerances – tolerate summer water, but prefer to be on the dry side.
Requirements – prefer porous, well-drained soil.
Propagation – by seeds, and cultivars by cuttings. Trim each cutting to 9 cm long and insert in a pot of gritty compost to root.
Pest and Diseases –
Garden Partners – Agave celsii, Aloe striata, Kalanchoe sp., Senecio serpens.
Cultivars – ‘ Atropurpureum’ – cultivar with vegetative parts colored deep copper to dark purple in the summer. It needs full sun to attain the most color.
‘Luteovariegatum’ has green leaves with wide margins of light yellow.
‘Zwartkop’ has glossy leaves, dark purple, new growth is greener. Do fine in full sun, prefer partial shade, especially in areas that have harsh summers.
Properties and Uses
Daniel Guillot Ortiz, Emilio Laguna Lumbreras, Josep Antoni Rossellò Picornell – La familia Crassulaceae en la flora aloctona valenciana – CEDro, 2009
Umberto Quattrocchi – CRC World Dictionary of Plants Names – CRC Press, 1999
Cactus and succulent plants
Aloe vera Mill.
Rhipsalis grandiflora Haworth 1819
Lampranthus aurantiacus. perennial species, succulent native to South Africa. Cultivated as ornamental species for rocarii.
Aptenia cordifolia Schwantes
Aptenia cordifolia - Prostate species, evergreen, native to southern Africa. Leaves opposite, petiolate, ovat-cord, edge entire, 1-3 cm long. Flowers solitary, terminal or axillary, short pedunculate, 1 cm diameter, 4 sepa unequal petals united at the base, pink to purple, stamens numerous. Blooms in April-August. Fruit capsule, obconica, 4 valves, 1 cm long.
Rhipsalis grandiflora Haworth 1819
Petiole long, brown at the base. Language leaves to ovat ovat-elliptic, top short acuminata, the round or obtuse, dark green on top with green central rib, except nervurii glabra. Blossom terminal, spike side flat, narrow oblong, 15-40 cm long, peduncle 25 cm long, 4,5-6 cm wide, green-yellow bractei
Dracaena marginata Lemarck
Popular names: English - Red-edged Dracaena, Madagascar Dragon-Tree, Hawaii - money tree.
Dracaena marginata Lemarck is an evergreen species native to Madagascar, was imported into Europe in the XVII century. Bush by 6 m high, formed more vertical stems. Leaves arranged spiral, simple, Sesia, entire, linear, evergreen, green with reddish margins, 15-45 x 0,7-3 cm; nervatiuni parallel.
Jasminum nudiflorum Lindl.
Decidua species native to China. Green stems, 60-90 cm high, 1-2 m diameter, edges, form adventitious roots. Brownish-red buds, ovoizi. Decidue leaves, opposite, pinnate-compound, 3 leaflets oblong, Sesi. Flowers solitary, six petals, 1-2 cm in diameter. Flowering period from January to March, before leaf. Baca fruit, fleshy, ripening black.
New species of Betula in China
Tree, strain 25 m high and 60 cm in diameter. Bark dark gray or gray-brown, longitudinal cracks and is exfoliating. Branches reddish brown or gray-brown, densely glandular Vilo and resin. Petiole 1.5-3.0 cm, densely dotted Vilos resin.
Succulent perennial. Short stem with a rosette of leaves at the base. The leaves are 5-7.5 cm long, obovata-spatulate, concave, tomentoase. Blossom side, 20-30 cm long, flowers campanulata, yellow-orange, 5 SEPA, 5 petals, 10 stamens.
Tilia tomentosa - silver linden
Tree with dense crown, rich, 30 m high, with branches erect, rounded. Lujerii annual geniculati, brown-yellow, gray tomentosi with buds ovoid, with two external scales equal, also felt. At first bark is smooth and gray, mature form shallow longitudinal furrows.
Glycine max - soybean