Northeastern Asian Flora
Log In New Account Sitemap
  • Home
  • Search
    • Search Collections
    • Map Search
  • Images
    • Image Browser
    • Search Images
  • Inventories
  • Interactive Tools
    • Dynamic Checklist
    • Dynamic Key
Carex morrowii Boott  
Family: Cyperaceae
[Carex morrowii f. expallida (Ohwi) T.Koyama, moreCarex morrowii f. niigatensis Franch. & Sav., Carex morrowii f. virginea Franch. & Sav., Carex morrowii var. albomarginata Makino, Carex morrowii var. crassicaulis Franch.]
Images
not available
  • Japan Flora
  • Resources
Japan Flora: Rhizomes short, tufted and forming a large clump; culms many, 20-40 cm. long, obtusely 3-angled, smooth; leaves fascicled, the blades 5-10 mm. wide, flat, thick and very stiff, deep green (white-striped in a widely grown garden cultivar), lustrous, scabrous on margin, many veined on upper side, the basal sheaths dark castaneous, dull, sparsely fibrous when withered or old; spikes 4-6, distant, the terminal staminate, linear to narrowly clavate, 2-4 cm. long, the others pistillate, short-cylindric, on long exserted erect peduncles, the lower bracts short-bladed, inflated and long-sheathing; pistil­late scales ovate, brownish, sometimes pale, abruptly cuspidate; perigynia broadly ovoid, 3-3.5 mm. long, obliquely spreading to somewhat divergent, stramineous or yellowish green, gla­brous, nerved, turgid, abruptly tapering into a moderately long, recurved beak with a firm sharply 2-toothed tip; stigmas 3.  Apr.-May. Woods in low mountains.

Honshu (Iwaki Prov. and westw., chiefly on the Pacific side), Shikoku, Kyu­shu.

var. laxa Ohwi. Leaves 3-5 mm. wide; pistillate scales rather loosely flowered; perigynia narrowly ovoid, gradually long-beaked. Kyushu (Yakushima); rare.

var. temnolepis (Franch.) Ohwi  Leaves 3-5mm. wide; pistillate spikes densely flowered; beak of the perigynia usually scabrous on the margins. May-June. Woods in mountains; Honshu (Ugo Prov. to Tanba, mainly on the Japan Sea side)

Carex morrowii
Open Interactive Map
Click to Display
0 Total Images

Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
Powered by Symbiota.