Fremontodendron decumbens

R. M. Lloyd

Brittonia 17: 382, figs. 1–4.

Conservation concernEndemic
Synonyms: Fremontodendron californicum subsp. decumbens (R. M. Lloyd) Munz
Treatment appears in FNA Volume 6. Treatment on page 193. Mentioned on page 192.
Revision as of 10:42, 30 July 2020 by imported>Volume Importer
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Plants decumbent, to 10+ dm, usually broader than high. Leaf-blades 15–95 × 9–61 mm, base moderately to notably cordate. Pedicels 10–27 mm. Flowers 20–50 mm diam. (pressed); sepals usually coppery to orange, rarely yellow, gland/pit borders setose. Seeds carunculate, hairy. 2n = ca. 98.


Phenology: Flowering May.
Habitat: On rocks in pine woodlands, chaparral borders
Elevation: 400–800 m

Discussion

Of conservation concern.

Fremontodendron decumbens is known with certainty only from El Dorado County.

Differences between plants treated here as Fremontodendron decumbens and F. californicum are primarily in habit, pedicel length, and sepal color (W. M. Kelman 1991). The two may be taxonomically indistinct at any rank.

Fremontodendron decumbens is in the Center for Plant Conservation’s National Collection of Endangered Plants.

Selected References

None.

Lower Taxa

None.

"/2" is not declared as a valid unit of measurement for this property.

... more about "Fremontodendron decumbens"
valvate +  and imbricate +
apiculate;attenuate +
John L. Strother +
R. M. Lloyd +
valvate +  and imbricate +
cordate +
Fremontia +
400–800 m +
sparse;copious +
actinomorphic +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
On rocks in pine woodlands, chaparral borders +
(1-)3-7-veined +
connate +  and distinct +
1.5 cm15 mm <br />0.015 m <br /> (9.5 cm95 mm <br />0.095 m <br />) +
distichous +  and alternate +
(1-)2-many +
1 cm10 mm <br />0.01 m <br /> (2.7 cm27 mm <br />0.027 m <br />) +
5 +  and 4 +
Flowering May. +
carunculate +
yellow;usually coppery;orange +
late-caducous +  and persistent +
Conservation concern +  and Endemic +
Fremontodendron californicum subsp. decumbens +
Fremontodendron decumbens +
Fremontodendron +
species +
usually broader than high +