Globularia salicina

Globularia salicina
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Lamiales
Family: Plantaginaceae
Genus: Globularia
Species: G. salicina
Binomial name
Globularia salicina
Lam.
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Globularia salicina (globe daisy shrub) is a shrub native to the archipelago of Madeira and to the central and western Canary Islands.

Description

Erect shrub up to 2 m high with slender branches. Leaves 3.5-7 x 0.5–3 cm, alternate, narrowly to broadly lanceolate, entire, glabrous, acute, attenuate at the base, erect to erectopatent, evergreen. Inflorescences in dense globular heads with tomentose to glaberescent ovate axillary bracts, with densely long ciliate margins. Heads often less than 1.5 cm across, often crowded towards the tips of the stems, pale powder blue or whitish, hermaphrodite and zygomorphic. Calyx tubular, deeply 5-lobed, lobes linear, margins ciliate. Corolla 4 mm long with a slender tube, 2-lipped, the upper lip almost absent, the lower with 3 long lobes. Stamens exserted 4, style exserted, stigma bilobed. Fruit a small 1-seeded nut 1 mm, dark brown.

Distribution

Common in Madeira on hillsides, cliffs, slopes, among rocks, and rough grassland. Found mostly below 300 m, seldom above 400 m in the north, but up to 700 m in the south. Rare in Porto Santo and also known from Deserta Grande.

Rare on Gran Canaria, but common on southern slopes in Tenerife and on northern coastal region of La Gomera. It is also found in El Hierro and in the north eastern region of La Palma.

References

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    This article is issued from Wikipedia - version of the Sunday, January 19, 2014. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.