Brooklyn Botanic Garden

Lonicera sempervirens

Lonicera

by Steven D. Glenn
Not peer reviewed
Last modified: 02/15/2013

Nomenclature

Lonicera L., Sp. Pl. 1: 173. 1753. Gen. Pl., ed.5, 80. 1754. Caprifolium Mill., Gard. Dict. Abr. ed. 4. 1754, nom. illeg. (Art. 52.1). Euchylia Dulac, Fl. Hautes-Pyrénées 463. 1867, nom. illeg. (Art. 52.1). LECTOTYPE: Lonicera caprifolium L. designated by Britton & Brown (1913), or Lonicera xylosteum designated by Rehder (1949).

Xylosteon Mill., Gard. Dict. abr. ed. 4. 1754. TYPE: Xylosteon pyrenaicum (L.) Dum. Cour. (=Lonicera pyrenaica L.).

Periclymenum Mill., Gard. Dict. abr. ed. 4. 1754. TYPE: Not designated.

Chamaecerasus Duhamel, Traite Arb. Arbust. 1: 153. 1755. Chamerasia Raf., Ann. Gen. Sci. Phys. 6: 83. 1820. TYPE: Not designated.

Phenianthus Raf., Ann. Gen. Sci. Phys. 6: 83. 1820. TYPE: Unknown.

Nintooa Sweet, Hort. Brit. (Sweet) (ed. 2), 258. 1830. TYPE: Unknown.

Key to the species of Lonicera

 1. Woody vines...2
1. Shrubs...4

2. Flowers and fruits sessile; all leaves petiolate...Lonicera japonica
2. Flowers and fruits stalked; upper leaves connate...3

3. Corolla strongly bilabiate, less than 2.7 cm in length; all leaves connate...Lonicera dioica
3. Corolla scarcely bilabiate, greater than 2.7 cm in length; some lower leaves petiolate...Lonicera sempervirens

4. Flowers and fruits sessile...Lonicera maackii
4. Flowers and fruits stalked...5

5. Flowers appearing before the leaves expand...Lonicera fragrantissima
5. Flowers appearing after the leaves expand...6

6. Style glabrous...Lonicera canadensis
6. Style hirsute...7

7. Corolla strongly bilabiate...Lonicera xylosteum
7. Corolla scarcely bilabiate...8

8. Leaves glabrous beneath; peduncles 1.5 to 2.5 cm...Lonicera tatarica
8. Leaves hairy beneath; peduncles 0.5 to 1.5 cm...Lonicera morrowii
(Note: Lonicera ×bella, the hybrid between L. tatarica and L. morrowii combines characters of both species and is very difficult to separate from its parents).

List of Lonicera Species

References

References to Lonicera

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