Alyssum murale Waldst. et Kit.

1293 (11). A. murale Waldst. et Kit., Pl. Rar. Hung. 1 (1802) 5; Hayek, Prodr. Fl. Penins. Balc. I (1925) 440; A. argenteum auct. Стоян. Стеф.,  Фл. Бълг. изд. 1, I (1924) 527— Стенен игловръх

Fam:   Cruciferae Juss. (Brassicaceae)
Genus:   Alyssum L.
Species: Alyssum murale Waldst. et Kit.
English Name: yellowtuft

Description:

Perennial plant. Tuft-like. Rhizome thick, woody, strongly branched. Stems 8 - 60 (120) cm high, numerous, erect, at the base without sterile leaf rosettes, at the bottom woody, covered with fit or spreading star-shaped hairs, leafy during the inflorescence. Basal leaves collected in dense rosette, shovel-shaped, entire, drooping during flowering; stem leaves 10 - 20 mm long and 3 - 6 mm wide, oval-lance back, wedge-shaped thin, pointed or blunt at the apex, green above and as the stems and rosette leaves covered with fit or spreading sparse hairs, and silver-white, densely covered below star-shaped hairs, in the grooves with sterile leaf rosettes. Inflorescences 5 - 15 cm long, dense, thyroid. Sepals about 2 mm long, broadly lance, covered with stellar hairs, with the pods disappearing. Petals about 2 - 3.5 mm long, oblong ovate or broadly elliptical, golden yellow, rounded and suddenly narrowed into the nail, often covered with star-like hair outside, rarely on one side of the nail with 1 - 2 teeth similar to the spur. Stamens about 2 mm long, all with outgrowths. The pods are 2.5 - 4.8 mm in diameter, flattened, covered with star-shaped hairs, round, elliptical, rarely ovate to back-hearth-shaped. Seeds 6 mm long, flattened, with winged edge. Wings 2 - 4 times narrower than seed width.

Volatility

subsp. murals; A murale subsp. caucasicum auct. Stoyan. Steph., Op. c. ed. 3 (1948) 530. Plant c adjacent hairs. Distributed.
subsp. pichleri ​​(Vel.) Stand. et Stef., op. c., ed. 3 (1948), 530; A. Pichleri ​​Vel., Fl. Bulg. 1891 (38); Stoyan. Steph., Op. c., ed. 1, I (1924) 528. Plants with scattered hairs, due to the protruding longer rays of the starlike hairs.
var. pichleri.Loosely tufted. Stems with inflorescences 25 - 40 cm high. Leaves green, covered with rare hairs. Rila, Rhodope, Thracian lowlands.
var. stoyanovii (Nyar.) Stand. et Stef., 1st c .; A. pichleri ​​subsp. Stoyanovii Nyar., Syn. Gen. Alyss. (1955) 106. Densely tufted, up to 8 cm tall plant. The leaves, as well as the stems, are almost white, with dense hairs close together. Belasitsa (Kalabak village).

Note. The species is very polymorphic. A number of forms, mainly described by E. Nyarady in Bul., Are common in Bulgaria. City. Bot. Cluj, VI (1926) 72 et Syn. Gen. Alyssum (1955) 106, having no taxonomic value.

From:    „Флора на НР България”, том IV, БАН, София, (1970)

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Alyssum murale (yellowtuft) is a perennial herb/ (family Brassicaceae) with tiny yellow flowers and narrow leaves found in the southern and northeastern ranges of Oregon. It is native to Southeastern Europe. It favors woodland habitats. It spreads via wind and human activities. Its seeds attach to nearby growing plants.
From:   www.cal-ipc.org › plants › profile › alyssum-murale-profile

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Alyssum murale Waldst. & Kit. is an accepted name

This name is the accepted name of a species in the genus Alyssum (family Brassicaceae).
The record derives from WCSP (in review) (data supplied on 2012-03-23) which reports it as an accepted name with original publication details: Descr. Icon. Pl. Hung. 1: 5 1799.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:277658-1.

From:   www.theplantlist.org › tpl1.1 › record › kew-2632328

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Flowering Time: Blooms: IV - VII.

Distribution in Bulgaria: Growing on screes and stony meadows, most often on limestones and andesites, mainly in the hills and mountains. Widespread, up to 1000 m altitude. (Conspectus of the Bulgarian Vascular Flora) = conspectus&gs_l= Zlc.

Distribution: Central and Southern Europe, Southwest Asia, the Caucasus, North Africa.

Conservation status and threats: not protected species in Bulgaria by the Biodiversity Law. - Biological Diversity Act -    http://eea.government.bg/bg/legislation/biodiversity/zbran_22.08.15.pdf

Medical plant: it is not medical plant - Medicinal Plants Act - http://eea.government.bg/bg/legislation/biodiversity/ZLR_en.pdf

References: „Флора на НР България”, том IV, БАН, София, (1970), www.cal-ipc.org › plants › profile › alyssum-murale-profile, www.theplantlist.org › tpl1.1 › record › kew-2632328

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