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

Poaceae - Pooideae - Hainardieae - *Hainardia Greuter

Description :

  • Annual, tufted
  • Leaf blade expanded or rolled; ligule an unfringed membrane
  • Inflorescence a single cylindrical spike on a hard, articulated rachis, rachis fragile; spikelets edgeways on, alternating and sunk into rachis but longer than internodes, solitary
  • Spikelet dorsiventrally compressed, falling with glumes; lower glume suppressed except on terminal spikelets, upper glume 5-8 mm long, as long as spikelet, abaxial, 3-7(9)-nerved, glabrous, awnless
  • Floret 1, bisexual; lemma less firm than glumes, membranous, glabrous, 3-nerved, laterals short, awnless; palea present
  • Lodicules 2, membranous, glabrous
  • Stamens 1-3
  • Ovary glabrous
  • Caryopsis oblong, somewhat dorsally compressed with an appendage at apex
  • x = 13 (polyploidy)

Nomenclature:

  • *Hainardia Greuter
    • Greuter: 178 (1967)
    • Clayton & Renvoize: 111 (1986)
    • Gibbs Russell et al.: 173 (1990)
    • Watson & Dallwitz: 440 (1994)
  • Monerma of authors, a superfluous name for Lepturus R.Br.
    • Chippindall: 73 (1955)

Distribution & Notes:

  • Global : Species 1: * Hainardia cylindrica (Willd.) Greuter, Mediterranean region
  • Southern Africa : Naturalised in coastal districts of the southern and Eastern Cape regions

References:

  • CHIPPINDALL, L.K.A. 1955. A guide to the identification of grasses in South Africa. In D. Meredith, The grasses and pastures of South Africa . Central News Agency, Cape Town
  • CLAYTON, W.D. & RENVOIZE S.A. 1986. Genera graminum. Grasses of the world. Kew Bulletin . Additional series 13
  • GIBBS RUSSELL, G.E., WATSON, L., KOEKEMOER, M., SMOOK, L., BARKER, N.P., ANDERSON, H.M. & DALLWITZ. M.J. 1990. Grasses of southern Africa. Memoirs of the Botanical Survey of South Africa No. 58
  • GREUTER, W. 1967. In W. Greuter & K.H. Rechinger, Hainardia . Flora der Insel Kytheria. Boissiera 13
  • WATSON, L. & DALLWITZ, M.J. 1994. The grass genera of the world , revised edn. CAB International, Oxon