Present on Pacific Islands?  yes

Threat only at high elevations?  no

Common name(s): [more details]

English: honeysuckle

Habit:  vine

Description:  "Deciduous climber; vegetative parts glabrous.  Young shoots purple.  Leaves sessile or shortly petiolate.  Lamina 3-7 x 1.5-4 cm, ovate to elliptic or suborbicular, glaucous below, entire;  base rounded to cordate or amplexicaul; apex rounded, sometimes mucronate; uppermost pair of leaves (immediately below peduncle) ± connate and amplexicaul, broad-ovate.  Flowers fragrant; inflorescence of (1)-2-3 terminal whorls; whorls with up to 15 flowers; peduncles from less than 0.3 mm to c. 3 mm long.  Bracteoles broad-ovate or suborbicular, with or without glands, less than ovaries.  Calyx lobes 0.5-1.5 mm long, broadly triangular-ovate, sometimes glandular-ciliate.  Corolla 4-5 cm long, rose and ± glandular outside, white, becoming yellow within; tube 2.5-3 cm long, narrow; limb 2-lipped, becoming reflexed.  Ovaries separate; style greater than stamens, both exserted.  Fruit c. 5 mm diameter, globose, orange"  (Webb et al., 1988; pp. 466-467).

Habitat/ecology:  In New Zealand, "an occasional escape, wasteland, forest margins, plantations" (Webb et al., 1988; pp. 466-467).

Propagation:  Seed

Native range:  Southern Europe (Webb et al., 1988; pp. 466-467).

Presence:

Pacific
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Ecuador (Galápagos Islands) Santa Cruz Group	Santa Cruz Island	introduced cultivated	Charles Darwin Research Station (2005)

Pacific Rim
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
New Zealand New Zealand	New Zealand (country)	introduced invasive cultivated	Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (pp. 466-467) "An occasional escape, wasteland, forest margins, plantations".

Comments:  Reported as possibly an invasive plant in the Galápagos Islands per Charles Darwin Research Station.

Additional information:  Additional online information about Lonicera x americana is available from the Hawaiian Ecosystems at Risk project (HEAR).

Taxonomic information about Lonicera x americana may be available from the Germplasm Resources Information Network (GRIN).

References:

Charles Darwin Research Station. 2005. CDRS Herbarium records.

Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. 1988. Flora of New Zealand, Volume IV: Naturalised pteridophytes, gymnosperms, dicotyledons. Botany Division, DSIR, Christchurch. 1365 pp.