Albuca nelsonii
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Albuca nelsonii is a plant of the genus Albuca in the family of asparagaceae (Asparagaceae). The specific epithet nelsonii the British gardener and plant collector David Nelson .
description
Albuca nelsonii grows individually or divides into small groups. Your pear-shaped, above-ground onions are up to 12 centimeters long and 9.5 centimeters wide. The succulent , green, brick-shaped onion scales become shorter towards the base and are trimmed at the tips. The fleshy, white roots have a diameter of up to 5 millimeters. The four to six dark green, bare and shiny leaves form a rosette . They are ascending and curved. Their leaf blades are elongated, linearly narrowed, succulent and firm, and runny over almost their entire length. The leaf blade is 20 to 100 inches long and 1.7 to 5 inches wide. The tip of the leaf is pointed.
The upright, racemose inflorescence reaches a length of up to 120 centimeters. The flower stem is sterile over a length of 75 centimeters and measures 15 millimeters in diameter at its base. The lanceolate pointed bracts are 4 to 15 centimeters long. They are green and have white, translucent edges. The upright, up to 35 millimeters long flowers are petiolate. The upright flower stalk is 8 to 16 inches long. The tepals are white and have a green central stripe. The outer tepals are oblong to ovate and hood-like. They are 33 to 35 millimeters long and 9 millimeters wide. The inner tepals are elliptical-elongated, hood-shaped and truncated. They are 30 millimeters long and 13 millimeters wide. The stamens are white. The outer ones are 24 millimeters long and 1 millimeter wide. The inner ones are 28 millimeters long and 3.5 millimeters wide at their base. All anthers are fertile. The outer ones are 4 millimeters long and 1 millimeter wide. The inner anthers are 6 to 7 millimeters long and 2.5 millimeters wide. The blunt triangular ovary is 8 to 12 millimeters long. The prismatic stylus has a length of 5 millimeters. The three-lobed scars are white. The flowering period extends from midsummer to autumn.
Systematics and distribution
Albuca nelsonii is widespread in the South African provinces of Eastern Cape and KwaZulu-Natal in the summer rain areas of the Bushveld .
The first description by Nicholas Edward Brown was published in 1880.
A synonym is Ornithogalum nelsonii (NEBr.) JCManning & Goldblatt (2004).
proof
literature
- Ernst Jacobus van Jaarsveld : Albuca nelsonii . In: Urs Eggli (Hrsg.): Succulent lexicon. Monocotyledons . Eugen Ulmer, Stuttgart 2001, ISBN 3-8001-3662-7 , pp. 287-288 .
Individual evidence
- ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 164.
- ↑ The Gardeners' Chronicle . New series, Volume 14, 1880, p. 198 ( online ).
- ↑ Albuca nelsonii . In: R. Govaerts: World Checklist of Asparagaceae . Royal Botanic Gardens, Kew (accessed April 20, 2013).
Web links
- Albuca nelsonii in the Red List of South African Plants
- drawing