Family: Amaryllidaceae
Allium
Citation:
L. Sp. Pl. 294 (1753).
Synonymy: Not Applicable Common name: None
Description:
Leaves basal, but in many species the closed sheaths clasp the lower part of the stem; bulb sometimes surrounded by basal bulbils; there are also in some species sessile floral bulbils replacing some or all of the flowers in the head.
Capsule small, trigonous, with 1 or 2 black seeds in each cell.
Distribution:
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About 450 species all native to the Northern Hemisphere; about 12 naturalised in Australia. (Clapman, Turin and Warburg (1962) Flora of the British Isles).
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Biology:
No text
Uses:
Several are strongly onion-scented and are cultivated for the kitchen, such as:- the garlic (A. salivum L.), the leek (A. potrum L.) both with flat leaves; the onion (A. cepa L.), the shallot (A. ascalonicum L.), chives (A. schoenoprasum L.), all 3 with cylindrical hollow leaves.
Key to Species:
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1. Stems triquetrous; perianth 12-18 mm long |
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A. triquetrum 6. |
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1. Stems cylindrical or flattish; perianth up to 10 mm long |
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2. Leaves cylindrical or nearly so, hollow inside |
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3. Filaments of the inner perianth-segments broad, 3-fid; bulb surrounded by many bulbils; flowers few in the umbel, often replaced by a dense head of bulbils |
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A. vineale 7. |
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3. Filaments all simple and linear; bulb simple; flowers many in a loose umbel |
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A. paniculatum 3. |
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2. Leaves flat, not hollow |
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4. Filaments all entire or the inner with 2 small teeth at the base |
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5. Perianth pink; bulbils usually present at the base of the pedicels |
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A. roseum 4. |
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5. Perianth white, bulbils not present at the base of the pedicels |
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A. neapolitanum 2. |
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4. Inner filaments divided at the apex into 3 long points, the middle one bearing the anther |
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6. Stamens shorter than the perianth and flowers purple, in a dense umbel or umbel containing numerous bulbils |
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A. scorodoprasum 5. |
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6. Stamens longer than the perianth; flowers pink, in a loose umbel; umbel without bulbils |
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A. ampeloprasum I. |
Author:
Not yet available
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