Brodiaea filifolia

S. Watson

Proc. Amer. Acad. Arts 17: 381. 1882.

EndemicConservation concern
Synonyms: Hookera filifolia (S. Watson) Greene
Treatment appears in FNA Volume 26. Treatment on page 325. Mentioned on page 322.

Scape 20–30 cm, slender. Flowers 14–20 mm; perianth violet-reddish purple, tube narrowly cylindrical, 6–8 mm, transparent, splitting in fruit, lobes widely spreading, 10–14 mm; filaments 0.5–1 mm, base not triangular, with narrow abaxial wings; anthers linear, 3–5 mm, apex widely notched; staminodia inconspicuous, reflexed against perianth, purple, threadlike, 2–4 mm, apex subulate; ovary 4–5 mm; style 6–7 mm; pedicel 1–4 cm. 2n = 24.


Phenology: Flowering spring (Apr–May).
Habitat: Grasslands, vernal pools
Elevation: 0–300 m

Discussion

Of conservation concern.

Brodiaea filifolia is endangered. It grows on clay soils at the edges of vernal pools and flood plains in southern California. It has been extirpated from Los Angeles and San Bernadino counties and is seriously threatened by development, vehicles, and agriculture in Riverside and San Diego counties. It is in cultivation.

Selected References

None.

Lower Taxa

None.

"broad" is not a number."narrower" is not a number."thicker" is not a number.

... more about "Brodiaea filifolia"
cordate +  and linear +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
subulate +  and notched +
J. Chris Pires +
S. Watson +
whorled +, opposite +  and alternate +
not triangular +
Hookera +
reticulate-veined +  and parallel-veined +
crescent--shaped +
sheathing +  and involucrate +
1;several +
tunicate +  and scaly +
fibrous-coated +
0–300 m +
connate-coroniform +  and dilated +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
triangular +
sessile +  and pedicellate +
unisexual +  and bisexual +
1.4 cm14 mm <br />0.014 m <br /> (2 cm20 mm <br />0.02 m <br />) +
loculicidal +
membranaceous +  and leathery +
Grasslands, vernal pools +
bracteate +, open +  and umbellate +
paired +, paniculate +  and racemose +
persistent +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
violet-reddish purple +
alternating +  and opposite +
Flowering spring (Apr–May). +
Proc. Amer. Acad. Arts +
cylindrical +
slender +
20 cm200 mm <br />0.2 m <br /> (30 cm300 mm <br />0.3 m <br />) +
wind-distributed +
1 +  and many +
rounded +  and flattened +
Endemic +  and Conservation concern +
adnate +  and free +
epitepalous +
thread-like +
1 +  and several +
3 +  and 1 +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Hookera filifolia +
Brodiaea filifolia +
Brodiaea +
species +
connate +  and distinct +
sepaloid +  and petaloid +
transparent +
cylindrical +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
narrower +
3 +  and 2 +
24 +, 20 +, 18 +, 16 +, 12 +, 8 +  and 6 +