Jacquemontia agrestis

(Martius ex Choisy) Meisner in C. F. P. von Martius et al.

Fl. Bras. 7: 306. 1869.

Common names: Midnight blue clustervine
Basionym: Convolvulus agrestis Martius ex Choisy in A. P. de Candolle and A. L. P. P. de Candolle Prodr. 9: 405. 1845
Synonyms: Jacquemontia palmeri S. Watson
Treatment appears in FNA Volume 14.
Revision as of 21:38, 6 October 2024 by imported>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Herbs or weak vines, rarely perennial, often delicate, 0.4–1.2 m. Herbage hairy, hairs of 2 types: 1) stellate and 3-armed, 2) simple, stalked-glandular, the latter sometimes absent. Stems slender, erect, prostrate, or scandent. Leaf blades broadly to narrowly ovate, 10–55 × 5–35 mm, base cordate to truncate, apex acuminate. Inflorescences lax, 1–6-flowered; bracts linear, incon­spicuous. Flowers: sepals subequal or outers longer than inners, lanceolate to lance-ovate, 3–5 mm; corolla blue, narrowly funnelform to subrotate, 6–12 mm, limb 5-angled. Capsules subglobose, 4–5 mm. Seeds 2–3 mm, outer 2 margins narrowly winged.


Phenology: Flowering Sep–Mar.
Habitat: Canyons.
Elevation: 1000–1300 m.

Distribution

Ariz., Mexico (Baja California, Baja California Sur, Sonora), Central America, South America.

Discussion

Jacquemontia agrestis reaches its northern limit of distribution in Pima County, Arizona.

Selected References

None.

Lower Taxa

None.
... more about "Jacquemontia agrestis"
Kenneth R. Robertson +
(Martius ex Choisy) Meisner in C. F. P. von Martius et al. +
Convolvulus agrestis +
Midnight blue clustervine +
Ariz. +, Mexico (Baja California +, Baja California Sur +, Sonora) +, Central America +  and South America. +
1000–1300 m. +
Canyons. +
Flowering Sep–Mar. +
Jacquemontia palmeri +
Jacquemontia agrestis +
Jacquemontia +
species +