Key to Taraxacum

View taxon page for Taraxacum

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

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

1. Leaves toothed or shallowly lobed, 

sessile 

Without a petiole, peduncle, pedicel, or other kind of stalk.

or 

petioles 

Leaf stalk, connecting leaf blade to stem; sometimes more or less indistinct.

widely winged; outer phyllaries 

erect 

Upright; vertically oriented.

, 

lanceolate 

Narrowly elongate, widest in the basal half, often tapered to an acute tip.

to widely 

ovate 

Egg-shaped (i.e., widest below the middle) in two dimensions (i.e., in one plane), as a leaf.

; main phyllaries (10)12–16(17)

2. Tips of outer and main phyllaries generally not horned; SnBr ..... T. californicum

2' Tips of outer and main phyllaries often with horn-like appendages; W&I ..... T. ceratophorum

1' Leaves of flower plants generally sharply cut, 

lobes 

1. A major expansion or bulge, such as on the margin of a leaf, sepal, or petal, or on the surface of an ovary. 2. The free tips of otherwise fused structures, such as sepals or petals; larger than teeth.

often ± toothed or with 2° lobes, petioles ± narrowly winged; outer phyllaries 

reflexed 

Abruptly bent or curved downward or backward.

, lanceolate; main phyllaries 13–19

3. Fruit red to ± red-brown or purple; leaves generally sharply cut; petioles slightly winged distally ..... T. erythrospermum

3' Fruit olive or olive-brown to straw-colored or ± gray; leaves ± widely lobed, or occasionally sharply cut; petioles ± winged ..... T. officinale

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Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on .

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