Compilation
Cyperus odoratus

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Name

Identification
Cyperus odoratus L. [family CYPERACEAE ] (stored under name); Verified by B.Kennedy, 2001
Related name
  • Cyperus ferax
  • Cyperus macrocephalus
  • Cyperus strigosus
  • Cyperus odoratus
  • Torulinium confertum
  • Cyperus jubaeflorus
  • Cyperus cubanus
  • Cyperus auricomus
  • Cyperus digitatus
  • Cyperus variabilis
  • Cyperus hexastachyos
  • Torulinium odoratum
  • Torulinium hayesii
  • Cyperus rotundus
  • Cyperus distichus
  • Cyperus densiflorus
  • Cyperus fossarum
  • Cyperus nealleyi
  • Cyperus not on sheet
  • Cyperus lomentaceus
  • Cyperus engelmannii
  • Cyperus giganteus
  • Scirpus sp.
  • Torulinium caucasicum
Common name
  • Rusty flatsedge, Flora of North America Vol. 23

Flora

Entry for PYCREUS polystachyus Beauv. [family CYPERACEAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Capensis
Resource Type
Reference Sources
Entry From
Flora Capensis, Vol 7, page 149, (1900) Author: (By C. B. CLARKE.)
Names
PYCREUS polystachyus Beauv. [family CYPERACEAE], Fl. Owar, ii. 48, t. 86, fig. 2;—Nees in Linnæa, x. 130; C. B. Clarke in Hook. f. Fl Brit. Ind. vi. 592.
Cyperus polystachyus R. Br. [family CYPERACEAE], Prod. 214; Thunb. Prod. 18; Fl. Cap. ed. Schult. 102; Nees in Linnæa, vii. 515; Boeck. in Linnæa, xxxv. 477; not of Rottb.
Cyperus odoratus Linn. [family CYPERACEAE], Sp. Plant. 46, ed. 2, 68, and Linn. Herb. mainly.
Information
glabrous, annual; stems tufted, 8–24 in. long; leaves all close to the base of the stem, 10 by 1/5 in.; spikes dense, of very many spikelets (but see var. β) in compound (few or 1) heads; bracts 3–5, lowest 2–6 in. long, similar to the leaves; spikelets densely spicate, 1/2– 3/4 by 1/12 in., linear, compressed, yellow more or less brown-red-tinged, 20-nutted; glumes ovate boat-shaped, obtuse, closely imbricated even in fruit; style-branches 2; nut oblong-ellipsoid, compressed, black, half the length of the glume, closely and regularly marked by raised dots. null
Range
Abundant in all warm and temperate regions, except Europe.
Distribution
COAST REGION Clanwilliam Div.; Markus Kraal, near the Oliphants River, Drège! Cape Div.; near Cape Town, Thunberg, Drège, 9! Bolus, 3309! Burchell, 683! 831! Camps Bay, Burchell, 851! False Bay, Robertson! Tulbagh Div.; near Tulbagh, Burchell, 1045/1! and 8643/2! Worcester Div.; Rehmann, 2416! Caledon Div.; Zoetemelks Valley, Burchell, 7567! Uitenhage Div.; by the Zwartkops River, Burchell, 4433! Zeyher, 4358! Albany Div.; Grahamstown, 2000 ft., MacOwan, 569! Komgha Div.; Kei River, Flanagan, 959!EASTERN REGION Natal; Igogondwane, Sutherland! Durban Flats, Buchanan, 21! 37! 112! 310! Umlaas River, Krauss, 213! Var. β, Natal; Durban, Rehmann, 8606! 8608! Pondoland, Drège, 4403!SOUTH AFRICA without locality, Sieber, 143! Drège, 4404! 4405! Bergius, 166! Harvey, 70! 371! Ecklon and Zeyher, 84!
Notes
There occurs every gradation from the dense tassel-like spikes of P. polystachyus type to the extreme form of the var. β, laxiflora.

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