Chorizanthe biloba var. biloba

Common names: Two-lobe spineflower
Endemic
Treatment appears in FNA Volume 5. Treatment on page 458.

Outer tepals deeply 2-lobed, occasionally erose apically. 2n = 40.


Phenology: Flowering May–Aug.
Habitat: Sandy, gravelly or clay soils, grassland communities, pine-oak woodlands
Elevation: 200-700 m

Discussion

Variety biloba is found from the eastern foothills of the Santa Lucia Mountains of Monterey and San Luis Obispo counties eastward to the western foothills of the Diablo, La Panza, and Temblor ranges, and in extreme western Fresno County.

Selected References

None.

Lower Taxa

None.

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globose-lenticular +
yellow +  and golden +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
James L. Reveal +
Goodman +
alternating +
straight +
uncinate +
unequal +
2 cm20 mm <br />0.02 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
alternate +  and rosulate +
stipelike +
awn-tipped +  and simple +
3 cm30 mm <br />0.03 m <br /> (5 cm50 mm <br />0.05 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
oblanceolate +
0.4cm;1cm +
deciduous +
distinct +
0.2 cm2 mm <br />0.002 m <br /> (2 cm20 mm <br />0.02 m <br />) +
glandular +, woolly-floccose +, tomentose +, strigose +, villous +, hirsute +  and pubescent +
acerose +, lanceolate +  and elliptic +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
disarticulating +, dichotomous +, branched +  and open +
erect +  and spreading +
just below the soil surface or and above the soil surface +  and spreading +
Two-lobe spineflower +
200-700 m +
curved +  and straight +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
white +  and yellow +
white +  and pink or rose maroon or purple or yellow +
decumbent to erect +  and prostrate +
unwinged +  and winged +
black +, red +, brown +  and yellowish +
exserted +  and included +
pubescent +  and glabrous +
spheroidal +, 4-gonous +, lenticular +, biconvex +, discoid +, 3-gonous +  and 2-gonous +
Sandy, gravelly or clay soils, grassland communities, pine-oak woodlands +
uniparous +, capitate +  and cymose +
cymelike +, paniclelike +, racemelike +  and spikelike +
connate +  and free +
reddish +  and grayish +
ventricose +  and urceolate +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
nonmembranous +
in whorls +, opposite +, alternate +  and rosulate +
deciduous +  and persistent +
bractlike +
pubescent +  and glabrous +
lobed +, undulate +, crisped +, crenulate +  and entire +
not swollen +
orthotropous +
accrescent +
curved +  and straight +
erect to deflexed +
cylindric +  and campanulate +
accrescent +
fleshy +, indurate +  and membranous +
with extrafloral nectaries +  and not articulate +
0.5 cm5 mm <br />0.005 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Flowering May–Aug. +
homostylous +  and 3-carpellate +
Ann. Missouri Bot. Gard. +
, +  and solid +
slender;stout +
not disarticulating +
decumbent to erect +  and prostrate +
prostrate +  and erect +
penicillate +, fimbriate +  and capitate +
deciduous +  and persistent +
2-lobed (?) +  and ? (?) +
coriaceous +  and membranous +
consisting of a series +  and tubular +
distinct +
erect;spreading +
Chorizanthe palmeri var. biloba +
chambered +, , +  and solid +
Slender (?) +  and Stout (?) +
Chorizanthe biloba var. biloba +
Chorizanthe biloba +
variety +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
dark purple +, maroon +  and red +
cylindric +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
coriaceous +
shallow +
erect +  and spreading +
unequal +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
persistent +
membranous +
pubescent +  and glabrous +
3 +, 2 +  and 1 +
erect +  and spreading +