e-Key v3 - *Rochelia
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Boraginaceae - Boraginoideae - Eritrichieae - *Rochelia Rchb.

Description :

  • Annual, rarely perennial herbs, variously hairy
  • Leaves alternate, rosulate at base, elliptic to oblong
  • Flowers in bracteate, scorpioid cymes, forming lax terminal panicles
  • Calyx lobed to base; lobes 5, linear, accrescent
  • Corolla usually blue; tube cylindrical, usually with 5 scales or invaginations in throat; lobes 5, ovate
  • Stamens included, arising ± in middle of tube
  • Ovary 2-locular; gynobase pyramidal; style gynobasic, included; stigma capitate
  • Fruit of 2 nutlets; nutlets subpyriform, attached to receptacle for most of their length, glochidiate
  • x = 10, 11 (1 report each)

Nomenclature:

  • *Rochelia Rchb.
    • Reichenbach: 243 (1824)
    • Candolle: 175 (1846)
    • Bentham: 852 (1876)
    • Boissier: 243 (1879)
    • Gürke: 130 (1897)
    • Riedl: 89 (1967)
    • Ferguson: 110 (1972)

Distribution & Notes:

  • Global : Species ± 20, in Eurasia
  • Southern Africa : Species 1: * Rochelia disperma (L.f.) C.Koch from Spain, in Western Cape

References:

  • BENTHAM, G. 1876. Boragineae . In G. Bentham & J.D. Hooker, Genera plantarum 2. Reeve, London
  • BOISSIER, P.E. 1879. Borragineae . Flora orientalis 4. H. Georg, Geneva
  • CANDOLLE, A.P. DE. 1846. Borragineae . Prodromus 10. Victor Masson, Paris
  • FERGUSON, L.F. 1972. Rochelia . Flora europaea 3
  • GÜRKE, M. 1897. Borraginaceae . Die natürlichen Pflanzenfamilien 4, 3a
  • REICHENBACH, L. 1824. Aufstellung dreier neuen Pflanzengattungen. Flora 7
  • RIEDL, H. 1967. Boraginaceae . Flora iranica 48