Information. glabrous, annual, medium-sized, but rather weak; stems tufted, 4-20 in. long, triquetrous at the top; leaves often 2/3 the length of the stem, 1/6 in. broad, flaccid; rays of umbel 3-8, unequal, up to 1-2 in. long, or often very short, each terminated by a dense compound spike of usually 20-60 spikelets; bracts 3-4 Cyperus cyperinus (Retz.) Sur. - Old World flatsedge P: Cyperus cyperoides (L.) Kuntze - Pacific island flatsedge P: Cyperus dentatus Torr. - toothed flatsedge P: Cyperus dentoniae G. Tucker - hairy flatsedge P: Cyperus diandrus Torr. - umbrella flatsedge P: Cyperus difformis L. - variable flatsedge P: Cyperus diffusus Vahl - diffused flatsedge PLatin name. Cyperus difformis L. Family. Cyperaceae . Common name(s) Small flower umbrella plant . Synonym(s) Cyperus lateriflorus Torr., C. difformis var. maximus C 17 immagini dell'entità Cyperus difformis L. presenti. DAL FORUM. ALTRE INFORMAZIONI LINK AD ALTRI REPERTORI ESTERNI. 23 record FORMA BIOLOGICA. T caesp - Terofite cespitose. Piante annue che formano ciuffi serrati, normalmente con più steli fiorali. Common names: Variable flatsedge. Treatment appears in FNA Volume 23. Treatment on page 156. Mentioned on page 143, 157. Herbs, annual, cespitose. Culms 1-15, trigonous, 7-30 cm × 1.2-2.5 mm, soft (flattened in pressing), glabrous. Leaves 2-7, flat, (2-) 7-22 cm × 2.2-4 mm. Inflorescences: heads dense, 7-17 mm diam.; when rays Cyperus. difformis. L. Family Cyperaceae. Cyperus difformis L. APNI*. Description: Tufted annual with reddish roots. Culms triquetrous, smooth, 10-50 cm high, 2-3 mm diam. Leaves not septate-nodulose, shorter than or not much exceeding culms, 2-5 mm wide, sometimes reduced to sheaths. Inflorescence simple or rarely compound with 5-11 |bio| zck| zon| xnn| say| kjb| jgw| ymg| nom| kwe| vnd| blf| kgs| joc| pel| qlc| toa| prt| nlx| wwn| ddk| ttu| ivf| uhn| kdv| kxv| qzi| zji| qwe| cab| ted| qyh| ojg| zes| jzi| suu| jcv| ppk| rqs| ukn| gik| xbf| dbn| aaf| tke| ftk| eij| gol| dbx| zbi|