All Floras      Advanced Search
Page 12 Login | eFloras Home | Help
Pakistan | Family List | Oleaceae

Jasminum Linn., Sp. Pl. 7. 1753. Gen. Pl. ed. 5: 7. 1754; C.B. Clarke in Hook. f., Fl. Brit. Ind. 3: 591. 1882; Parker, For. Fl. Punj. ed. 3. 314. 1956.

Jasminum officinale

Credit: M.Y. Saleem

Shrubs, climbing, twining, or erect. Leaves opposite, or alternate, simple or imparipinnate. Flowers attractive, frequently fragrant, cymes tri-or dichotomous, simple, or flowers solitary. Calyx 4-9-fid, teeth linear, long or short, or almost truncate. Corolla 1 cm in diameter or more, salver-shaped, white or yellow, tube narrow; lobes (4-)5-9(-10), patent, imbricate in bud. Flowers often heterostylous. Berry didymous or simple (by abortion); each part globose, ellipsoid or elongated, containing 1-2 seeds; cultivated species frequently without berries.

Species c. 300, distributed mainly in tropical and subtropical Eurasia, Africa, Pacific. Representeh by 14 wild or cultivated species in Pakistan.

1 Leaves compound, trifoliolate or pinnate   (2)
+ Leaves simple   (10)
2 (1) Leaves alternate, flowers yellow   (3)
+ Leaves opposite, flowers white or yellow   (5)
3 (2) The whole plant glabrous   (4)
+ Branches, leaves and calyx teeth pubsecent   Jasminum humile forma pubigerum
4 (3) Leaflets usually 3-5. Flowers scentless. Plants wild, with berries. Occasionally cultivated   Jasminum humile
+ Leaflets usually 5-7. Flowers fragrant. Plants sterile. Cultivated   Jasminum humile cultivar ‘revolutum’
5 (2) Flowers yellow. Leaves trifoliolate   Jasminum mesnyi
+ Flowers white. Leaves trifoliolate or pinnate   (6)
6 (5) Calyx teeth minute   (7)
+ Calyx teeth nearly as long as the corolla tube, 5-15 mm long   (9)
7 (6) Leaves grey-pubescent; lateral leaflets much reduced or lacking   Jasminum auriculatum
+ Leaves glabrous or glabrate, green; lateral leaflets well developed but not always as long as the terminal   (8)
8 (7) Leaves trifoliolate; leaflets ovate, not coriaceous   Jasminum azoricum
+ Leaves trifoliolate or pinnate; leaflets cordate or subcordate to lanceolate, coriaceous   Jasminum dispermum
9 (6) Inflorescence subumbellate; corolla tube 15-17 mm long, the lobes 9-12 mm long, 5-8 mm broad. Common, wild   Jasminum officinale
+ Inflorescence cymose; pedicels of subsequent flowers exceeding the first and the central ones; corolla tube 15-23 mm long, the lobes 15-20 mm long, 8-14 mm broad. Cultivated   Jasminum grandiflorum
10 (1) Entire plant glabrous. Leaves coriaceous, shining   Jasminum cuspidatum
+ Plant pubescent, at least the calyx. Leaves not Coriaceous   (11)
11 (10) Calyx teeth 0-3(-4) mm long   (12)
+ Calyx teeth 5 mm and longer   (15)
12 (11) Calyx almost truncate, teeth less than 1 mm long. Leaves sometimes with 2 small, stipulelike lateral leaflets   Jasminum auriculatum
+ Calyx teeth usually longer than 1 mm. Leaves never trifoliolate   (13)
13 (12) Leaves up to 6 cm long, velvety tomentose on both Sides; petiole up to 1 cm long   Jasminum roxburghianum
+ Leaves up to 18 cm long, pubescent when young, later glabrescent; petiole 1-2.5 cm long   (14)
14 (13) Shrub not twining   Jasminum arborescens
+ Shrub twining. leaves unusually large   Jasminum latifolium
15 (11) Flowers in few-flowered terminal cymes, fragrant, often double, not tinged with red outside. Leaves elliptic or broad-elliptic to suborbicular, sometimes in whorls or 3; acute leaves with ± cuneate base   Jasminum sambac
+ Flowers in dense terminal or axillary cymes or single, fragrant or not, sometimes tinged with red outside. Leaves ovate, usually acuminate, base truncate to cordate   (16)
16 (15) Flowers fragrant; cymes sometimes axillary or on dwarf Lateral branchlets. Calyx fulvous-villous, teeth almost as long as the corolla tube. Frequently cultivated   Jasminum multiflorum
+ Flowers scentless; cymes terminal, Calyx pubescent, teeth of about half the length of the corolla tube. Rarely cultivated   Jasminum amplexicaule

  • List of lower taxa


    Related Objects  

    Flora of China  
  • ActKey Interactive Identification Key
  • Image/JPEG
  • PDF File
  • PDF

  •  |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |