Phyllospadix scouleri

Illustrator: John Myers

Copyright: Flora of North America Association

Herbs; nodes with 2 rows of 3–5 roots. Leaves: sheath 4–35 cm, margins not overlapping; blade to 2 m × 1–4 mm, margins entire, apex obtuse to truncate or rarely slightly notched; veins 3. Generative shoots 0.2–11 cm, nodes 1–2, proximal node when present with 1 leaf, sterile, distal node with 1 leaf and 1(–2) spathes. Inflorescences: peduncles 11–60 × 1–2 mm; staminate bract 4–5.5 × 2–3 mm; pistillate bract 4–8 × 1.5–3 mm, base not narrowed, apex truncate to acute. Fruits 4–5 × 5.5 mm.

Phenology: Flowering and fruiting late spring and summer.
Habitat: Intertidal and upper part of sublittoral
Elevation: -2 m

Distribution

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B.C., Alaska, Calif., Oreg., Wash., Mexico (in Baja California).

Discussion

Selected References

Barnabas, A. D. 1994. Anatomical, histochemical and ultrastructural features of the seagrass Phyllospadix scouleri Hook. Aquatic Bot. 49: 167--182.

Lower Taxa

None.