Jepson eFlora: Key page    
    Vascular Plants of California
Key to families | Table of families and genera

Key to Xylorhiza

View taxon page for Xylorhiza

(For a list of species in Xylorhiza, use the above link.)

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Perennial herb or subshrub; stem generally branched only in proximal 1/2; peduncle 8–25 cm ..... X. tortifolia var. tortifolia

1' Shrub; stem generally branched throughout; peduncle 0–11 cm

2. Younger stems and peduncles short-glandular; phyllaries loosely appressed, outermost glandular, innermost < immediately preceding series ..... X. cognata

2' Younger stems and peduncles generally glabrous (rarely puberulent proximal to heads); phyllaries tightly appressed, ± glabrous; innermost >= immediately preceding series ..... X. orcuttii


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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