Hibiscus striatus subsp. lambertianus

(Kunth) O. J. Blanchard

J. Arnold Arbor. 63: 267. 1982.

Basionym: Hibiscus lambertianus Kunth in A. von Humboldt et al., Nov. Gen. Sp. 5(fol.): 226
Synonyms: Undefined undefined subsp. 5(qto.): 291 Undefined undefined subsp. plate 478. 1822 H. cubensis A. Richard
Treatment appears in FNA Volume 6. Treatment on page 266.

Subshrubs or shrubs, to 4 m, herbage stellate-tomentose throughout. Stems sparingly armed with ± stout prickles. Leaves: stipules linear-subulate, 3–14 mm; petiole 1/4–3/4 as long as blade, often prickly; blade lanceolate to narrowly ovate, unlobed [lobed], 8–17.5 × 3–8 cm, base truncate to rounded, margins crenate-serrate, apex acute, surfaces stellate-tomentose, nectary absent. Inflorescences solitary flowers in axils of distal leaves. Pedicels not jointed, abscising at base, 1.5–7 cm; involucellar bractlets 10–15, linear-subulate, 1–2.5 cm, margins ± ciliate. Flowers showy, horizontal or ascending; calyx divided 1/2 length, campanulate, 1.5–3.5 cm, somewhat larger in fruit, lobes triangular, apices acute to acuminate, densely stellate-tomentose, sparingly to moderately setose on veins, nectaries absent; corolla broadly funnelform, petals pale mauve, red at base, obovate, 4–12 × 2–6 cm, apical margins repand, sometimes undulate, sparingly coarsely hairy abaxially where exposed in bud; staminal column straight, white or pink, 1.5–4 cm, bearing filaments in ± discrete tiers, free portion of filaments not secund, 1–1.5 mm; pollen pale purple; styles white, wedge-shaped, 2–18 mm; stigmas white. Capsules dark brown, ovoid to ellipsoid, 1.5–3.5 cm, apex acute to depressed, hispid, hairs yellowish to whitish. Seeds dark brown, reniform-ovoid, 2.5–3.5 mm, tomentulose, hairs yellowish to reddish. 2n = 52.


Phenology: Flowering Jun–Oct.
Habitat: Marshes, edges of lakes, usually coastal
Elevation: 0–70 m

Distribution

V6 481-distribution-map.jpg

Tex., se Mexico, West Indies (Cuba, Jamaica), Central America (Honduras), South America (Bolivia, Brazil, Colombia, Peru, Suriname, Venezuela).

Discussion

Subspecies lambertianus is occasionally cultivated as an ornamental.

Selected References

None.

Lower Taxa

None.
Orland J. Blanchard Jr. +
(Kunth) O. J. Blanchard +
Hibiscus lambertianus +
Tex. +, se Mexico +, West Indies (Cuba +, Jamaica) +, Central America (Honduras) +, South America (Bolivia +, Brazil +, Colombia +, Peru +, Suriname +  and Venezuela). +
0–70 m +
Marshes, edges of lakes, usually coastal +
Flowering Jun–Oct. +
J. Arnold Arbor. +
Undefined undefined subsp. 5(qto.): +, Undefined undefined subsp. plate +  and H. cubensis +
Hibiscus striatus subsp. lambertianus +
Hibiscus striatus +
subspecies +