Sisyrinchium idahoense var. segetum

(E. P. Bicknell) Douglass M. Henderson

Brittonia 28: 174. 1976.

Endemic
Basionym: Sisyrinchium segetum E. P. Bicknell Bull. Torrey Bot. Club 26: 449. 1899
Treatment appears in FNA Volume 26. Treatment on page 369. Mentioned on page 368.
Revision as of 05:06, 30 July 2020 by imported>Volume Importer
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Stems less than 1.2 mm wide, margins denticulate. Spathes: keels denticulate; outer less than 2 times inner, basally connate 5–6 mm. Outer tepals 10–17 mm; filaments pale blue to deep violet or purple. 2n = 64.


Phenology: Flowering late spring–early summer.
Habitat: Moist to dry, gravelly prairies, open, grassy areas
Elevation: 0–800 m

Discussion

Selected References

None.

Lower Taxa

None.
dehiscing +  and latrorse +
emarginate +  and truncate +
undifferentiated +
aristate +, rounded +, acuminate +  and acute +
Anita F. Cholewa +  and Douglass M. Henderson† +
(E. P. Bicknell) Douglass M. Henderson +
not persistent +
Sisyrinchium segetum +
parallel-veined +
ensiform +  and plane +
flattened +, divided +  and filiform +
expanded +
purple blotches;beige;light or dark-brown +
less globose +  and pyriform +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
monochasial +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
B.C. +  and Wash. +
0–800 m +
pale blue;deep violet or purple +
stipitate-glandular +
actinomorphic +
not fragrant +
winged +, branched +  and simple +
angled +, compressed +  and terete +
indehiscent +  and loculicidal +
smooth;roughened +
globose +
woody;firm;cartilaginous +
Moist to dry, gravelly prairies, open, grassy areas +
1-11(-15)-flowered +  and rhipidiate +
evenly curved;straight +
denticulate +
equitant +  and alternate +
cauline +  and basal +
denticulate +
0.1mm;0.5mm +
5.5 cm55 mm <br />0.055 m <br /> (6.5 cm65 mm <br />0.065 m <br />) +
0.26 cm2.6 mm <br />0.0026 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
erect;ascending +
petaloid +, zygomorphic +  and actinomorphic +
Flowering late spring–early summer. +
granular +  and rugulose +
globose;obconic +
smooth to scabrous +
unequal +
0-2 times inner spathe +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
monochasial +
winged +  and simple +
compressed +
0mm;1.2mm +
filiform +
not broad +
Sisyrinchium idahoense var. segetum +
Sisyrinchium idahoense +
variety +
light +  and deep bluish violet or occasionally purple +
distinct +
widely spreading +  and reflexed +
not clawed +
subequal +
not +  and rhizomatous +
herb +  and cespitose +
unequal +