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
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.
No values specified.
... more about "Marah guadalupensis"
splitting +
suborbiculate;shallowly deeply palmately 5(-7)-lobed +
absent +
adnate +
yellowish green +
Island manroot +
broad +
white +
cupulate +
straight +
berrylike +
aculeate +
connate +
vestigial +
pistillate +
5;100 +
unisexual +
green-striped;yellowish green;orange-yellow +
dehiscent +
perennial +
campanulate;cupulate +
umbellate;subumbellate +
5-lobed +
15cm;20cm +
alternate +
deltate;oblong-ovate or ovate +
grooved +
dentate-lobulate +
differentiated +
(2-)4(-8)-locular +
ovoid;globose +
1;4 +
erect +
greenish;greenish yellow;cream-yellow;greenish yellow;cream-yellow;white +
connate +
1/2 +
glandular-villous +
triangular;ovate or oblong-ovate +
absent +
Leafl. Bot. Observ. Crit. +
1910 +
tuberous +
globose;fusiform +
not arillate +
2;4 +
connate +
vestigial +
filiform;subulate or deltate +
several +
weak +
connate +
absent +
absent +
annual +
trailing +
glabrous +
scabrous +
vestigial +
hirsute-echinate +
maturity +
ovoid +
Marah guadalupensis +
Marah +
species +
absent +
not fused +
exalbuminous +
perennial +
trailing +