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| Jepson eFlora: Taxon page
Key to families | Table of families and genera |
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Indexes to all accepted names and synonyms: | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | |
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Perennial to shrub, rhizomed or not.
Stem: leafy or scapose.
Leaf: 2–15, basal or cauline, cauline clasping or sheathing, petioled [or reduced to scales, with short branches flattened, green, appearing leaf-like].
Inflorescence: terminal or axillary, panicle or raceme.
Flower: unisexual or bisexual, generally white (± pink); perianth parts 4 or 6, fused or not, erect, nodding or pendent; stamens (4)6, ± fused to perianth, anthers attached near base; ovary superior, chambers 2–3, style 1, stigma ± 3-lobed.
Fruit: berry, spheric, red, orange-red, or blue-black, or capsule, papery.
Seed: 1–12.
26 genera, 475 species: n hemisphere, S.Africa, n Australia; species in several genera cultivated as ornamental, house plants. Smilacina moved to Maianthemum. —Scientific Editor: Thomas J. Rosatti.
Rhizome creeping.Key to Maianthemum
Stem: erect, simple [0].
Leaf: alternate, generally ± clasping, lower reduced to sheathing scales.
Inflorescence: terminal, raceme to panicle.
Flower: perianth parts 4 or 6 in 2 petal-like whorls, white; stamens 4 or 6; ovary superior, chambers 2–3, style 1, stigmas 2–3.
Fruit: berry.
Seed: 1–3.
3 species: n temperate. (Greek: May flower, from flowering season) [LaFrankie 2002 FNANM 26:206–210] Historically divided into 2 genera, Maianthemum, Smilacina (1. vs 1' in key); otherwise ± equal morphologically, unique chromosomally.
Unabridged references: [LaFrankie, J. V. 1986. Transfer of the species of Smilacina Desf. to Maianthemum Wiggers (Liliaceae). Taxon 35:584–589; Rudall P. J. et al. 2000. Systematics of the Ruscaceae/Convallariaceae: A combined morphological and molecular investigation. Bot. J. Linn. Soc. 134:73–92]
Rhizome 3–5 mm diam.
Stem: 30–70 cm, straight or ± zigzag above, glabrous to puberulent.
Leaf: > 5, 5–17 cm, (ob) lanceolate to elliptic, acuminate, abaxially puberulent; petioles 0.
Inflorescence: raceme (or few-branched near base), generally 2–8 cm; flowers 5–15.
Flower: perianth parts 6, 4–7 mm, > stamens, spreading, oblong to lanceolate; ovary chambers 3.
Fruit: 7–10 mm, red-purple to black.
Seed: 2.5–3 mm, brown.
n=18. Moist woodland, streambanks, open slopes; < 2400 m. Northwestern California, Cascade Range, Sierra Nevada, Central Western California, Southwestern California, Warner Mountains, East of Sierra Nevada;
Previous taxon: Maianthemum racemosum
Next taxon: Nolina
Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
Copyright © 2012 Regents of the University of California
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.
| Bioregions in which taxon occurs | Red area (if present) is the part of the bioregion lying between the upper and lower elevation limits of the taxon; markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may have georeferencing or identification issues. |
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Chart based on elevation range in Manual and elevations and coordinates of CCH records. Data provided by the participants of the Consortium of California Herbaria. Note: About half of the CCH records include both elevation and coordinates. | Map made in collaboration with Scott Loarie. Data provided by the participants of the Consortium of California Herbaria.
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