Abelia R.Br.

First published in C.Abel, Narr. Journey China: 376 (1818)
This genus is accepted
The native range of this genus is China to Vietnam, Nansei-shoto to Taiwan.

Descriptions

Landrein, S., Farjon, A. (2020). A monograph of Caprifoliaceae: Linnaeeae. Kew Bulletin 75: 1 doi:10.1007/s12225-018-9762-5

Type
Abelia chinensis R. Br.
Morphology General Habit
Deciduous to semi-evergreen shrubs, up to 2 m high, densely branched
Morphology Branches
Young branches terete, glabrous or densely pubescent
Morphology General Bark
Bark brownish grey, longitudinally and irregularly fissured
Morphology General Buds
Winter buds with several pairs of acuminate and ciliate perulae
Morphology Leaves
Leaves opposite, commonly whorled by 3 or 4 on reiteration shoots Leaves ovate, or elliptic 4 – 100 mm long, 2 – 40 mm wide, obtuse, acute or caudate arcuate at the apex, cuneate, rounded or sometimes cordate at the base, subentire, or coarsely toothed Leaf blade glabrous or with few scattered short hairs above, pale green, glabrous and gland dotted beneath; lateral veins slightly depressed above and often covered with tufts of hairs abaxially
Morphology Leaves Petiole
Petioles 1 – 3(4) mm long, caniculate on the upper side
Morphology Reproductive morphology Flowers
Flowers axillary or forming a terminal to subterminal dense corymbose to globose thyrse Flowers single or paired (flowering consecutively), white, purple-pink, fragrant or not
Morphology Reproductive morphology Inflorescences Peduncles
Peduncle to 3 – 4 mm long sometimes longer, with a pair of reduced bracts
Morphology Reproductive morphology Flowers Epicalyx
Epicalyx of 4 or 6 prophylls, episepals 0.5 – 2 mm long with a ciliate margin
Morphology Reproductive morphology Flowers Calyx
Calyx lobes 2 or 5 (sometimes in variable number or lobed), sub-equal, lanceolate to slightly spathulate to 3 – 10 mm long, 0.8 – 5 mm wide, obtuse or acute at apex, long attenuate at the base, glabrous or slightly puberulous above, distinctly nerved and reddish
Morphology Reproductive morphology Flowers Corolla
Corolla bilabiate or almost regular and infundibuliform-campanulate, 7 – 40 mm long with or without orange markings and bearded at mouth Corolla lobes 5, subequal, ovate, 1.5 – 3 mm long, minutely puberulous outside
Morphology Reproductive morphology Flowers Nectaries
Nectary gland more or less conspicuous and forming a basal ventral pouch at the base of the gibbous corolla
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 4 inserted or long exserted from the corolla tube, inserted near the middle of the corolla tube Filaments hairy in the lower part, anthers oblong, 1.5 – 2 mm long
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary thin, cylindrical, 3 – 10 mm long, 0.6 – 1.5 mm wide, sparsely and very minutely puberulous, inconspicuously and longitudinally ribbed
Morphology Reproductive morphology Flowers Gynoecium Style
Style 7 – 15 mm long, exserted to long exserted, glabrous to pubescent apically
Morphology Reproductive morphology Flowers Gynoecium Stigma
Stigmas small, discoid and papillate
Morphology Reproductive morphology Fruits
Achene wind dispersed with the 5 persistent and spreading sepals apically. Fruit a fusiform achene, 4 – 10 mm long
Note
Named after Abel Clarke (1780 – 1826), a British surgeon and naturalist.
Vernacular
六道木 liù dào mù or shrub with six-ribbed wood.
[KBu]

Common Names

English
Abelia

Sources

  • Herbarium Catalogue Specimens

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0
  • Kew Bulletin

    • Kew Bulletin
    • http://creativecommons.org/licenses/by-nc-sa/3.0
  • Kew Living Collection Database

    • Common Names from Plants and People Africa http://www.plantsandpeopleafrica.com/
  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0