Jepson eFlora
Key to families | Table of families and genera

Key to Pyracantha

View taxon page for Pyracantha

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

1. Leaf generally serrate to crenate over much of margin

2. Leaf tip obtuse or ± notched, oblong-obovate to obovate; pedicels glabrous or sparsely hairy in flower; stones ± black ..... P. fortuneana

2' Leaf tip generally acute, generally oblong-elliptic to lanceolate, elliptic, or ovate (rarely oblanceolate in some Pyracantha coccinea); pedicels generally hairy in flower; stones brown

3. Hypanthium hairy in flower; new growth gray-hairy; leaves on vigorous shoots generally elliptic ..... [P. coccinea]

3' Hypanthium glabrous in flower; new growth rusty-hairy; leaves on vigorous shoots narrow-oblong-elliptic ..... [P. crenulata]

1' Leaf generally entire or with a few well separated low or rounded teeth toward tip

4. Sepals in fruit, young leaves densely gray-hairy abaxially; leaves generally narrowly oblong to ± oblanceolate ..... P. angustifolia

4' Sepals in fruit, young leaves ± glabrous or ± rusty- or yellow-brown-hairy abaxially; leaves narrowly oblanceolate to elliptic

5. Leaves generally widest near middle, tips generally obtuse or abruptly soft-pointed; petals generally ovate, 4–5 mm ..... [P. atalantioides]

5' Leaves generally widest above middle, tips generally truncate or ± notched; petals generally round or widely elliptic, 3–4 mm ..... P. koidzumii


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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