Table 2.

Polysaccharide and monosaccharide content of plant taxa

					Uronic acids
Classification		Species	MLG	Xyloglucan	GalA	GlcA	αGlcA‐(1→3)‐Gal	Mannose	3‐O‐Methylrhamnose
Algae	Chlorophyte	Ulva lactuca	*	–	++	++		±
	Charophytes	Chara corallina	–	–	++	+	–	±	+
		Coleochaete scuata	–	–	++	+	?		+
		Klebsormidium flaccidium		–			–		+
Bryophytes	Hornwort	Anthoceros caucasicus	–	+	+++	++	+++	+	+
	Thalloid liverworts	Lunularia cruciata	–	+	++	+		++
		Pellia epiphylla	–				–	+	+
	Leafy liverworts	Trichocolea tomentella	–	+			?	+++	+
		Lepidozia reptans	–	+				+++
		Nardia scalaris	–	+				+
		Marsupella emarginata	–	+			–	++	+
		Plagiochila asplenioides	–	+				+++
		Lophocolea bidentata	(*)	+				++
		Scapania undulata	–		++	++		++
		Pleurozia purpurea	–	+				+++
		Porella cordaeana	–	+			–	+++	+
	Mosses	Sphagnum palustre	–	+	++	++		++
		Sphagnum molle	–	+			–	++	+
		Andrea rupestris	–	+			–	+	+
		Polytrichum formosum	–					+++
		Dicranum scoparium	–	+	++	±		++
		Mnium hornum	–	+	++	±		++
		Philonotis fontana	–	+				++
		Rhizomnium punctatum	–	+				+++
		Hookeria lucens	–					+++
		Thuidium tamariscinum	–	+	++	±		++
		Plagiothecium undulatum	–	+	++	±		++
		Hypnum cupressiforme	–	+	++	±	–	++
Vascular	Lycopodiophytes		–	+	+	±	–	+++	†
plants	Eusporangiate ferns		–	+	+	±	–	±	–
	Leptosporangiate ferns		–	+	+	±	–	±	–
	Gymnosperms		–	+	+	±	–	±	–
	Angiosperms, dicotyledons		–	+	+	±	–	±	–
	Angiosperms, gramineous     monocotyledons and Flagellaria		+	±	+	±	–	±	–

–, Not detectable; ±, trace; +, present at low concentration; ++, present at moderate concentration; +++, present at high concentration; blank cell, not tested.

* Licheninase‐digestible polysaccharide present (in the case of Lophocolea not always detectable; see text), but not simple MLG.

^† 3‐O‐methylrhamnose was present in homosporous lycopodiophytes but absent from homosporous lycopodiophytes.