Allium dichlamydeum |
Allium gooddingii |
|
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coast onion, coastal onion |
Goodding's onion |
|
Bulbs | 1–3, increase bulbs absent or ± equaling parent bulbs, never appearing as basal cluster, not clustered on stout primary rhizome, ovoid to ± globose, 10–15 mm; outer coats enclosing 1 or more bulbs, brown, prominently cellular-reticulate, membranous, cells arranged in ± vertical rows, forming distinct herringbone pattern, transversely elongate, V-shaped, without fibers; inner coats white, cells obscure, arranged in vertical rows, forming distinct herringbone pattern, transversely elongate, V-shaped. |
1–3, clustered on thick, iris-like rhizome, elongate, 2–3 × 0.5–1 cm; outer coats enclosing single bulb, brownish, membranous, minutely striate, cells in regular vertical rows, elongate, not fibrous-reticulate, fibers persistent, parallel, few, coarse; inner coats whitish or pinkish, minutely striate, cells in vertical rows, elongate. |
Leaves | persistent, withering from tip by anthesis, 3–6, basally sheathing, sheaths not extending much above soil surface; blade solid, subterete or ± channeled, arcuate to ± tortuous, 7–25 cm × 1–3 mm, margins entire. |
persistent, green at anthesis, 3–6, basally sheathing, sheaths not extending much above soil level; blade solid, flat, 8–25 cm × 4–8 mm, margins entire. |
Scape | persistent, solitary, erect, solid, terete, 10–30 cm × 2–3 mm. |
persistent, solitary, erect, solid, flattened, narrowly winged distally, 34–45 cm × 1–3 mm. |
Umbel | persistent, erect, compact, 5–30-flowered, conic to hemispheric, bulbils unknown; spathe bracts persistent, 2, 4–6-veined, broadly ovate, ± equal, apex abruptly acuminate. |
persistent, erect, loose, 18–23-flowered, conic, bulbils unknown; spathe bracts persistent, 2, 3–5-veined, narrowly lanceolate, ± equal, apex acute. |
Flowers | campanulate, 9–12 mm; tepals ± erect, deep reddish purple, ovate, unequal, inner shorter and narrower than outer, becoming rigid and ± carinate in fruit, margins entire or inner minutely denticulate, apex acute to obtuse, spreading to recurved at tips; stamens included; anthers yellow; pollen yellow; ovary crested; processes 3, central, 2-lobed, minute, margins entire; style linear, equaling stamens; stigma capitate, scarcely thickened, unlobed or minutely 3-lobed; pedicel 5–20 mm. |
campanulate, 8–10 mm; tepals erect, pink, elliptic, ± equal, withering in fruit, margins entire, apex obtuse, midribs not thickened; stamens ± equaling tepals; anthers white or purple; pollen white; ovary crestless; style linear, equaling stamens; stigma capitate, unlobed; pedicel 15–20 mm, elongating in fruit. |
Seed | coat dull or shining; cells minutely roughened. |
coat dull or shining; cells each with minute, central papilla. |
2n | = 14. |
= 14. |
Allium dichlamydeum |
Allium gooddingii |
|
Phenology | Flowering May–Jul. | Flowering Jun–Sep. |
Habitat | Dry, clay soils on or near sea cliffs | Steep, rocky slopes |
Elevation | 10–50 m (0–200 ft) | 2400–2900 m (7900–9500 ft) |
Distribution |
CA
|
AZ; NM |
Discussion | Allium gooddingii is known only from the mountains of east-central Arizona and adjacent New Mexico, and the Santa Catalina Mountains of southern Arizona. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 26, p. 264. | FNA vol. 26, p. 245. |
Parent taxa | Liliaceae > Allium | Liliaceae > Allium |
Sibling taxa | ||
Name authority | Greene: Pittonia 1: 166. (1888) | Ownbey: Res. Stud. State Coll. Wash. 15: 222. (1947) |
Web links |