Difference between revisions of "Callitriche brutia var. hamulata"

(Kützing e× W. D. J. Koch) Lansdown

Watsonia 26: 113. 2006.

Common names: Narrowleaf water-starwort
Basionym: Callitriche hamulata Kützing e× W. D. J. Koch Syn. Fl. Germ. Helv., 246. 1837
Synonyms: C. intermedia Hoffmann C. intermedia subsp. hamulata (Kützing e× W. D. J. Koch) A. R. Clapham
Treatment appears in FNA Volume 17. Treatment on page 50. Mentioned on page 51.
imported>Volume Importer
imported>Volume Importer
Line 61: Line 61:
 
|publication year=2006
 
|publication year=2006
 
|special status=
 
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V17/V17_152.xml
+
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V17/V17_152.xml
 
|genus=Callitriche
 
|genus=Callitriche
 
|species=Callitriche brutia
 
|species=Callitriche brutia

Revision as of 19:30, 5 November 2020

Leaves connate at base, ± linear, tapering strongly from near base or spatulate, 5.4–18 × 0.3–3 mm, 1+-veined. Stem and leaf scales present. Inflorescences: bracts caducous. Pedicels 0 mm, rarely less than 2 mm in fruit. Flowers usually solitary; styles reflexed, appressed to ovary; pollen colorless. Schizocarps 1.1–1.5(–1.6) × 1.1–1.4 mm, as long as wide; mericarps blackish, not swollen, winged throughout, wings straight, 0.03–0.3 mm wide. 2n = 38.


Phenology: Flowering Jul–Sep.
Habitat: Fast-flowing streams, backwaters, lakes, pools.
Elevation: 0–1600 m.

Distribution

Greenland, B.C., Oreg., Wash., Europe.

Discussion

Variety hamulata is considered native in Greenland and is introduced in other parts of the flora area; the earliest specimen of var. hamulata known from western North America is from Oregon in 1956 (Steward 7238, MO).

Selected References

None.

Lower Taxa

None.
Richard V. Lansdown +
(Kützing e× W. D. J. Koch) Lansdown +
Callitriche hamulata +
Narrowleaf water-starwort +
Greenland +, B.C. +, Oreg. +, Wash. +  and Europe. +
0–1600 m. +
Fast-flowing streams, backwaters, lakes, pools. +
Flowering Jul–Sep. +
C. intermedia +  and C. intermedia subsp. hamulata +
Callitriche brutia var. hamulata +
Callitriche brutia +
variety +