Lamium orvala

• Interesting Facts
• Common Names
• Description
• Biology
• Taxonomy
• Similar Species
• More Info
• Further Reading
• Notes

Interesting Facts

Common Names

Click on the language to view common names.

Description

Genus Lamium

Herbs annual or perennial . Stem leaf blades circular or reniform to ovate-lanceolate, margin coarsely crenate or dentate-serrate. Verticillasters 4-14-flowered; floral leaves similar, much longer than verticillasters; bracts ± linear , early deciduous. Calyx tubular-campanulate to campanulate , 5- or 10-veined, ± hairy outside, throat slightly oblique or regular; teeth 5, subequal , subulate , as long as or longer than tube . Corolla purple-red, reddish, yellowish, to dirty white, 2-lipped, 2(-3) × as long as calyx, hairy outside; tube straight or incurved , cylindric or widened above annulus, subsaccate; upper lip erect , oblong , rounded or emarginate , ± galeate ; lower lip spreading, 3-lobed; middle lobe obcordate , emarginate or 2-lobed; lateral lobes semicircular, margin crenate or dentate . Stamens 4, hairy, anterior 2 longer, ascending beneath upper lip; anther cells 2, divaricate . Ovary lobes apically truncate , glabrous or tuberculate , sometimes with a membranous margin. Style apex subequally 2-cleft.

About 40 species: Africa, Asia, Europe, introduced in North America.[1]

Physical Description

Biology

Growth

Culture: Space 12-15" apart.

Soil: Minimum pH: 5.6 • Maximum pH: 7.8

Sunlight: Sun Exposure: Sun to Partial Shade.

Temperature: Cold Hardiness: 7a, 7b, 8a, 8b, 9a, 9b, 10a, 10b, 11. (map)

Taxonomy

Notes

An accepted name in the RHS Horticultural Database.

Similar Species

Members of the genus Lamium

ZipcodeZoo has pages for 36 species, subspecies, varieties, forms, and cultivars in this genus:

L. album (White Dead Nettle Lamium Album) · L. amplexicaule (Common Deadnettle) · L. confertum (Garden Henbit) · L. galeobdolon montanum 'Florentinum' (Yellow Archangel) · L. galeobdolon 'Hermann's Pride' (Hermann's Pride Deadnettle) · L. galeobdolon 'Petit Point' (Archangel) · L. galeobdolon 'Silver Spangles' (Yellow Archangel) · L. galeobdolon 'Variegatum' (Variegated Yellow Archangel) · L. garganicum (Lamium Lamium Garganicum) · L. hybridum (Cut-Leaved Dead-Nettle) · L. maculata'Golden Anniversary' (Golden Anniversary Dead Nettle) · L. maculatum (Spotted Dead Nettle) · L. maculatum 'Album' (Spotted Dead Nettle) · L. maculatum 'Anne Greenaway' (Anne Greenaway Spotted Dead Nettle) · L. maculatum 'Aureum' (Aureum Spotted Dead Nettle) · L. maculatum 'Beacon Silver' (Beacon Silver Dead Nettle) · L. maculatum 'Beedham's White' (Beedhams White Spotted Dead Nettle) · L. maculatum 'Cannon's Gold' (Cannons Gold Spotted Dead Nettle) · L. maculatum 'Chequers' (Chequers Spotted Dead Nettle) · L. maculatum 'Elisabeth De Haas' (Spotted Dead Nettle) · L. maculatum 'Friday' (Friday Spotted Dead Nettle) · L. maculatum 'Golden Anniversary' (Dead Nettle) · L. maculatum 'Orchid Frost' (Orchid Frost Spotted Dead Nettle) · L. maculatum 'Pink Chablis' (Spotted Dead Nettle) · L. maculatum 'Pink Nancy' (Spotted Henbit) · L. maculatum 'Pink Pewter' (Pink Pewter Dead Nettle) · L. maculatum 'Purple Dragon' (Purple Dragon Dead Nettle) · L. maculatum 'Red Nancy' (Red Nancy Dead Nettle) · L. maculatum 'Shell Pink' (Dead Nettle) · L. maculatum 'White Nancy' (White Nancy Dead Nettle) · L. moschatum (Musky Deadnettle) · L. orvala (Balm-Leaved Red Deadnettle) · L. purpureum (Dead Nettle) · L. purpureum var. incisum (Purple Deadnettle) · L. purpureum var. purpureum (Purple Deadnettle) · L. tomentosum (Creeping Deadnettle)

More Info

• Search for Pictures: images.google.com
• Search for Scholarly Articles: Google Scholar
• Search using Scientific Name and Vernacular Names: All the Web | AltaVista Canada | AltaVista | Excite | Google | HotBot | Lycos
• Search using Specialized Databases: GenBank | Medline | Scirus | CISTI/CAL | Agricola Periodicals | Agricola Books

Further Reading

• A first report on the relations between climates and crops. By Cleveland Abbe. Washington [D.C.]: Govt. Print. Off., 1905. url p. 201.
• A text-book of mycology and plant pathology / Philadelphia: P. Blakiston's Son & Co.c1917. url , .
• Anales de la Sociedad Española de Historia Natural. Madrid: La Sociedad, url p. 571.
• Biosphere Reserves, Compilation 4, October 1986: programme on man and the biosphere (MAB) IUCN Conservation Monitoring Centre url p. 214.
• Curtis's botanical magazine. 1-53 1828 London; New York [etc.]: Academic Press [etc.] url p. 5, p. 51.
• Illustrations of the natural orders of plants with groups and descriptions. Reduced from the original folio ed. London: Sampson Low, Son, and Marston, 1868. url p. 205.
• Johnson's Gardeners' dictionary and cultural instructor. London, A. T. De La Mare printing and publishing co., ltd.[1916] url p. 621.
• The British cyclopædia of natural history: combining a scientific classification of animals, plants, and minerals. .. By authors eminent in their particular department. Arranged and ed. by Charles F. Partington. London: Orr & Smith, 1835-37. url p. 188.
• The Gardeners' chronicle: a weekly illustrated journal of horticulture and allied subjects. London: [Gardeners Chronicle], 1874-1955. url , p. 298.
• The Journal of horticulture, cottage gardener and country gentlemen. London: George W. Johnson and Robert Hogg, 1861-1877. url p. 386.
• The florist cultivator, or, Plain directions for the management of the principal florist flowers, shrubs, etc. etc.: adapted to the flower-garden, shrubbery, and greenhouse: with select lists of the finest roses, geraniums, carnations, pinks, auriculas, polyanthuses, tulips, dahlias, heartsease, &c &c.. .. / by Thomas Willats. London: J. Ridgeway, 1836. url p. 10.

Notes

Contributors

• Brands, S.J. (comp.) 1989-present. The Taxonomicon. Universal Taxonomic Services, Zwaag, The Netherlands. Accessed January 11, 2012.

Data Sources

Accessed through GBIF Data Portal December 04, 2007:

• Steiermärkisches Landesmuseum Joanneum - Herbarium GJO, Herbarium GJO
• Tiroler Landesmuseum Ferdinandeum, Tiroler Landesmuseum Ferdinandeum

Identifiers

• Biodiversity Heritage Library NamebankID: 5936575
• Global Biodiversity Information Facility Taxonkey: 13818842
• Globally Unique Identifier: urn:lsid:ipni.org:names:448918-1
• Zipcode Zoo Species Identifier: 748677

Footnotes

1. "Lamium". in Flora of China Vol. 17 Page 157. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]

©2004-2012 David Stang. All rights reserved.