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Key to families | Table of families and genera
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[Annual] perennial herb, subshrub, shrub [tree, vine]; hairs unbranched. Leaf: simple, generally alternate (opposite or whorled); veins pinnate; margin generally ± entire; stipules generally 0. Inflorescence: raceme, spike, or panicle. Flower: bisexual, generally bilateral and ± pea-flower-like [or ± radial]; sepals 5, fused or not, lateral or inner pair generally larger and petal-like (called wings); petals 5, fused to stamen tube, [± similar or] different with 1 lower keel petal, 2 strap-like upper petals, and 2 lateral petals; stamens 3–10, ± fused, tube open at top; ovary chambers 1–8 with 1 ovule each, style 1 or 0. Fruit: capsule [drupe or nut; occasionally winged]. Seed: often with aril.
20 genera, 1000 species: especially tropics, subtropics few cultivated. [Persson 2001 Taxon 50:763–779] —Scientific Editors: Bruce G. Baldwin.
Root odor generally wintergreen. Inflorescence: raceme or spike, occasionally grouped and panicle-like; cleistogamous flowers occasionally solitary. Flower: bilateral; lateral 2 sepals enlarged; petals 3 or 5, keel petal generally with cylindric beak or fringed crest at tip; stamens 6–8, anthers dehiscent at tip, appearing 1-chambered; with nectary disk or gland; ovary chambers 2, stigma 2-lobed. Fruit: capsule. Seed: fusiform or ovoid, black, generally hairy, generally with prominent white aril on 1 end.Key to Polygala
± 500 species: tropics, temperate. (Greek: much milk, some European species said to increase milk in cows) [Wendt 1979 J Arnold Arbor 60:504–514]
Perennial herb, generally from rhizome. Stem: generally decumbent, 0.5–3.5 dm. Leaf: 7–60 mm, lanceolate or elliptic to (ob)ovate. Inflorescence: thornless. Flower: open flowers 9–14.5 mm, or ± cleistogamous flowers 2.5–5 mm and occasionally present in separate, generally basal raceme; sepal wings ciliate, tip occasionally puberulent, pink (white); keel petal beak 1.2–3 mm, notched or contorted (entire) below, ± 0.7–1 mm diam near tip, yellow or white when pollen shed. Fruit: 4.5–10.5 mm including stalk, green. Seed: 3.5–6 mm including hairs; aril glabrous.
2n=18. Coastal prairie and forest, chaparral, occasionally on serpentine; 10–1400 m. Northwestern California, Central Western California (except Inner South Coast Ranges), n Channel Islands; southwestern Oregon. Apr–Jul [Online Interchange]
Previous taxon: Polygala acanthoclada
Next taxon: Polygala cornuta
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Mar 8 2014
Citation for this treatment: [Author of taxon treatment] 2012. Polygala, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=39043, accessed on Mar 8 2014
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