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Common Standards Monitoring Guidance for Ditches - JNCC

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Issue date: March 2005<br />

Code UK distribution British NI Quality<br />

status status indicator<br />

Sparganium emersum Sp.em Unbranched bur-reed E S W NI<br />

Sparganium erectum Sp.er Branched bur-reed E S W NI<br />

Sparganium natans Sp.na Least bur-reed E S W NI Q<br />

Spirodela polyrhiza Sd.p Greater duckweed E W NI (intro S)<br />

Stratiotes aloides St.a Water-soldier E (native in east) NS<br />

(intro S W NI)<br />

Typha angustifolia Ty.a Lesser reedmace / lesser bulrush E S W NI<br />

Typha latifolia Ty.l Great reedmace / great bulrush E S W NI<br />

Utricularia australis Ut.a Bladderwort E S W NI Q<br />

Utricularia intermedia agg.<br />

(U. intermedia/ochroleuca/stygia) Ut.i Intermediate bladderwort E S W NI Q<br />

Utricularia minor Ut.m Lesser bladderwort E S W NI Q<br />

Utricularia vulgaris Ut.v Greater bladderwort E S W NI Q<br />

Utricularia vulgaris agg.<br />

(U. australis/vulgaris) Ut.av E S W NI Q<br />

Veronica anagallis-aquatica Ve.a Blue water-speedwell E S W NI<br />

Veronica beccabunga Ve.b Brook-lime E S W NI<br />

Veronica catenata Ve.c Pink water-speedwell E S W NI<br />

Wolffia arrhiza Wo.a Rootless duckweed E W NS<br />

Zannichellia palustris Za.p Horned pondweed E S W NI<br />

Mosses<br />

Fontinalis antipyretica Fo.a<br />

Sphagnum sp. Sp.sp<br />

Other fully aquatic species Moss<br />

Liverworts<br />

Riccia fluitans c.f<br />

Ricciocarpos natans Ro.n<br />

Charophytes<br />

Chara sp. Cha Q<br />

Nitella sp. Nit Q<br />

Tolypella sp. Tol Q<br />

‘Seaweeds’<br />

Large species Seaw (e.g. Ascophyllum, Fucus spp.)<br />

24

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