Cestrum

Belongs within: Cestroideae.

Cestrum is a genus of trees and shrubs found in North and South America.

Characters (from Flora of China): Shrubs or trees, glabrous or pubescent with simple or branched hairs. Leaves solitary, simple, petiolate, entire. Inflorescences terminal or axillary, racemose or paniculate, sometimes clustered in leaf axils, often bracteate or bracteolate. Flowers 5-merous. Calyx campanulate or tubular. Corolla long tubular; tube sometimes expanded or contracted around anthers, sometimes pubescent abaxially; limb lobed, usually spreading. Stamens inserted at various levels in corolla tube; filaments sometimes pubescent or appendaged at or below point of insertion; anthers dehiscing longitudinally; disc mostly evident. Ovary 2-locular; ovules few to several, rarely to 20. Style slender; stigma entire or 2-lobed, rarely exserted. Fruit a berry, mostly white or blackish, globose, ovoid, or oblong, often juicy. Seeds 1 or several, oblong; embryo straight or slightly curved; cotyledons ovate, oblong and much wider than radicle, or cylindric.

Cestrum L. 1753L95
    |--+--C. rigidumOB08
    |  `--+--C. megalophyllumOB08
    |     `--C. strigilatumOB08
    `--+--C. nocturnum L. 1753OB08, L95
       |--C. pittieriOB08
       `--+--C. macrophyllum Vent. 1803OB08, L95 [=C. laurifolium macrophyllum (Vent.) Kuntze 1891L95]
          `--C. tomentosumOB08

Cestrum incertae sedis:
  C. alternifolium (Jacq.) Schulz in Urb. 1909 [=Ixora alternifolia Jacq. 1760; incl. C. vespertinum L. 1771]L95
  C. aurantiacumHH03
  C. auriculatumHH03
  C. bicolorJ87
  C. brevifoliumJ87
  C. candidumT-W89
  C. coelophlebiumJ87
  C. diurnum L. 1753 [incl. C. diurnum portoricense Schulz in Urb. 1908]L95
  C. dolichopusJ87
  C. elegansHH03
  C. fasciculatumH93
  C. filipesJ87
  C. hediundinumHH03
  C. inclusumJ87
  C. kunthiiHH03
  C. laevigatumH06
  C. lanatumHH03
  C. latifoliumHH03
  C. laurifolium L’Hér. 1784 (see below for synonymy)L95
  C. lorentzianumHH03
  C. mononeurumJ87
  C. nitidumHH03
  C. parquiHH03
  C. parviflorumHH03
  C. picardaeJ87
  C. pubescensHH03
  C. salicifolium Jacq. 1798L95
  C. schlechtendaliiHH03
  C. violaceumJ87

Cestrum laurifolium L’Hér. 1784 [incl. C. citrifolium Ritz. in Hoffm. 1803, C. laurifolium intermedium Kuntze 1891, C. laurifolium neglectum Kuntze 1891]^L95

*Type species of generic name indicated

References

[H06] Henderson, L. 2006. Comparisons of invasive plants in southern Africa originating from southern temperate, northern temperate and tropical regions. Bothalia 36 (2): 201–222.

[HH03] Hernández, J. R., & J. F. Hennen. 2003. Rust fungi causing galls, witches’ brooms, and other abnormal plant growths in northwestern Argentina. Mycologia 95 (4): 728–755.

[H93] Hickman, J. C. (ed.) 1993. The Jepson Manual: Higher Plants of California. University of California Press: Berkeley (California).

[J87] Judd, W. S. 1987. Floristic study of Morne La Visite and Pic Macaya National Parks, Haiti. Bulletin of the Florida State Museum—Biological Sciences 32 (1): 1–136.

[L95] Liogier, H. A. 1995. Descriptive Flora of Puerto Rico and Adjacent Islands: Spermatophyta-Dicotyledoneae vol. 4. Melastomataceae to Lentibulariaceae. Editorial de la Universidad de Puerto Rico.

[OB08] Olmstead, R. G., L. Bohs, H. A. Migid, E. Santiago-Valentin, V. F. Garcia & S. M. Collier. 2008. A molecular phylogeny of the Solanaceae. Taxon 57 (4): 1159–1181.

[T-W89] Tenison-Woods, J. E. 1889. On the vegetation of Malaysia. Proceedings of the Linnean Society of New South Wales, series 2, 4 (1): 9–106, pls 1–9.