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Key to families | Table of families and genera

Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link.


Rhizome creeping. 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: northern 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]

Key to Maianthemum

1. Perianth parts 4; ovary chambers 2 ..... M. dilatatum

1' Perianth parts 6; ovary chambers 3

2. Inflorescence a panicle; perianth 1–2 mm, << stamens ..... M. racemosum

2' Inflorescence a raceme (or few-branched near base); perianth 4–7 mm, > stamens ..... M. stellatum


Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, [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].
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