Difference between revisions of "Marah guadalupensis"
Leafl. Bot. Observ. Crit. 2: 36. 1910.
Common names: Island manroot
Basionym: Megarrhiza guadalupensis S. Watson Proc. Amer. Acad. Arts 11: 115, 138. 1876
Synonyms: Marah macrocarpa var. major (Dunn) Stocking M. major Dunn
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Latest revision as of 22:20, 5 November 2020
Leaf blades deeply 5-lobed, (10–)15–20(–25) cm wide. Flowers: sepals (pistillate) linear, 6–7 mm; petals 8–10 mm (pistillate) or 6–7 mm (staminate), corolla white, shallowly cupulate; staminodia present in pistillate flowers. Capsules yellowish green at maturity, ovoid, beaked, 5–7 cm, surface sparsely hirsute-echinate, spinules weak, 1–3 mm. Seeds 2–4, orbiculate to elliptic or oblong, compressed, (22–)28–33 mm.
Phenology: Flowering Feb–Apr.
Habitat: Washes, stream edges, grassy slopes, beach bluffs, roadsides
Elevation: 0–200(–500) m
Distribution
Calif., Mexico (Baja California).
Discussion
The nomenclatural type of Marah guadalupensis is from Guadalupe Island off the coast of Baja California; the main cluster of populations is on the Channel Islands of California (Santa Barbara County).
Selected References
None.
Lower Taxa
None.