Compilation
Juncus rigidus

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Name

Identification
Juncus rigidus Desv. [family JUNCACEAE ] (stored under name); Verified by Not on sheet,
Related name
  • Juncus socotranus
  • Juncus rigidus
  • Juncus maritimus
Common name
  • semmar (HM) sumir (HM) (MALI, ARABIC (Mali)), Burkill, H.M. 1985. The useful plants of west tropical Africa, Vol. 3
  • kyakya (FRI) (GHANA, TWI), Burkill, H.M. 1985. The useful plants of west tropical Africa, Vol. 3
  • kokyi (FRI) (GHANA, AKAN-FANTE), Burkill, H.M. 1985. The useful plants of west tropical Africa, Vol. 3
  • ketsi (FRI) (GHANA, GBE-VHE), Burkill, H.M. 1985. The useful plants of west tropical Africa, Vol. 3
  • (‘Maure’) ssmar (JB) yur (JB) (SENEGAL, ARABIC), Burkill, H.M. 1985. The useful plants of west tropical Africa, Vol. 3

Flora

Entry for JUNCUS rigidus Desf. [family JUNCACEAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Somalia
Resource Type
Reference Sources
Entry From
Flora Somalia, Vol 4, (1995) Author: by K. A. Lye [updated by M. Thulin 2008]
Names
JUNCUS rigidus Desf. [family JUNCACEAE], (1798). Fig. 58 A–C.
JUNCUS maritimus Chiov. var. somalensis [family JUNCACEAE], in Lavori R. Ist. Bot. Catania 1: 9 (1928);. type: N2, “Gombeia”, Puccioni & Stefanini 928 (FT lecto.).
Information
Robust perennial with a thick horizontal rhizome with few–many culms often set in dense rows; stems 50–120 cm long and 2–5 mm thick. Leaves 3–6, basal, reduced to hardened brownish sheaths or 1 or more with ± well developed leaf-blades. Inflorescence much-branched, usually lax, 5–30 cm long and often only 2–7 cm wide, consisting of 1–few sessile to subsessile and 1–many stalked panicles; major involucral bract 3–15 cm long, terete, pungent, erect and continuing in the direction of the stem. Tepals 2–3 mm long, equal or the outer somewhat longer, elliptic-lanceolate, the outer obtuse to acute, the inner obtuse, whitish to light reddish brown with wide transparent border. Stamens 6; anthers 1.5–2 mm long, more than 2.5 times as long as the filaments. Style c. 2 mm long including c. 1 mm long stigmas. Capsule c. 4–5 x 1.5 mm, much longer than the tepals, lanceolate-acute, yellowish-brown, glossy, ending in a c. 0.2 mm long mucro. Seeds 1–1.5 mm long, obliquely lanceolate, reddish-brown with prominent pale basal and apical appendages.
Range
N1–3 widespread from Sicilia and North Africa eastwards to Iran, Afghanistan and Pakistan,southern Africa.
Altitude range
near sea level to 900 m.
Distribution
SOMALIA Beckett 1224; Gillett & Watson 23872; Hemming & Watson 3148.
Notes
J. rigidus has often been confused with J. maritimus Lam., a related species with a more obtuse capsule only slightly longer than the tepals.

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