SUPPLEMENTARY MATERIAL

Appendix S1. Species list of all 58 investigated species. Given are attachment potentials to sheep wool, cattle and roe deer hair as well as plant traits that were used for the analysis. No app. = no appendage(s).

Species name / AtP sheep wool (%) / AtP cattle hair (%) / AtP roe deer coat (%) / Dia-spore mass (mg) / Dia-spore surface structure / Appen-dage type / Degree of exposure
Achillea millefolium L. / 3.44 / 0.74 / 0.53 / 0.15 / 0.85 / no app. / partly exposed
Agrimonia eupatoria L. / 15.41 / 10.59 / 3.45 / 32.31 / 0.21 / hooks / fully exposed
Alliaria petiolata (M. Bieb.) Cavara & Grande / 2.58 / 0.54 / 0.29 / 3.00 / 0.94 / no app. / partly exposed
Anthemis tinctoria L. / 0.28 / 0.19 / 0.01 / 0.25 / 0.86 / no app. / partly exposed
Anthoxanthum odoratum L. / 6.72 / 4.21 / 1.59 / 0.17 / 0.63 / awn(s) / partly exposed
Apera spica-venti (L.) P. Beauv. / 0.08 / 0.93 / no app. / enclosed
Arctium lappa L. / 24.11 / 24.85 / 13.48 / 613.20 / 0.19 / hooks / fully exposed
Arrhenatherum elatius (L.) Beauv. ex J. & C. Presl / 3.83 / 0.70 / 0.60 / 3.24 / 0.49 / awn(s) / enclosed
Bellis perennis L. / 3.64 / 3.38 / 1.42 / 0.08 / 0.92 / no app. / partly exposed
Brachypodium sylvaticum (Huds.) P. Beauv. / 1.75 / 0.58 / 0.08 / 2.94 / 0.92 / awn(s) / enclosed
Briza media L. / 0.19 / 0.07 / 0.00 / 0.30 / 0.87 / no app. / enclosed
Bromus commutatus Schrad. / 2.44 / 1.65 / 0.03 / 2.05 / 0.88 / awn(s) / enclosed
Bromus secalinus L. / 0.92 / 0.03 / 0.00 / 3.38 / 0.86 / awn(s) / enclosed
Buphtalmum salicifolium L. / 1.26 / 0.45 / 0.12 / 0.96 / 0.88 / no app. / partly exposed
Centaurea jacea L. / 0.02 / 0.00 / 0.00 / 1.57 / 0.53 / no app. / enclosed
Circaea lutetiana L. / 24.43 / 20.14 / 11.78 / 2.52 / 0.2 / hooks / fully exposed
Cirsium arvense (L.) Scop. / 4.40 / 1.47 / 1.11 / 1.15 / 0.1 / pappus / partly exposed
Crepis biennis L. / 18.43 / 11.57 / 3.42 / 0.58 / 0.15 / pappus / fully exposed
Cynosurus cristatus L. / 2.77 / 2.06 / 0.38 / 0.69 / 0.88 / no app. / partly exposed
Deschampsia flexuosa (L.) Trin. / 0.31 / 0.13 / 0.02 / 0.30 / 0.59 / awn(s) / enclosed
Digitaria ischaemum (Schreb.) Muhl. / 2.29 / 0.35 / 0.01 / 0.79 / 0.44 / no app. / enclosed
Echinochloa crus-galli (L.) P. Beauv. / 2.15 / 0.82 / 0.09 / 1.62 / 0.64 / no app. / partly exposed
Epilobium dodonaei Vill. / 6.69 / 0.20 / 0.39 / 0.42 / 0.07 / pappus / partly exposed
Eryngium planum L. / 5.27 / 0.62 / 0.25 / 1.22 / 0.5 / awn(s) / fully exposed
Festuca gigantea (L.) Vill. / 0.85 / 0.21 / 0.03 / 2.03 / 0.9 / awn(s) / enclosed
Festuca rupicola Heuff. / 2.73 / 0.76 / 0.74 / 0.56 / 0.76 / awn(s) / enclosed
Foeniculum vulgare Mill. / 0.53 / 0.10 / 0.01 / 2.51 / 0.89 / no app. / partly exposed
Geum urbanum L. / 24.03 / 17.85 / 14.33 / 2.00 / 0.41 / hooks / fully exposed
Helictrotrichon pratense (L.) Besser / 2.69 / 0.32 / 0.40 / 2.32 / 0.59 / awn(s) / enclosed
Hieracium caespitosum Dumort. / 18.87 / 11.55 / 5.78 / 0.47 / 0.28 / pappus / fully exposed
Hieracium lachenalii C.C. Gmel. / 12.21 / 9.49 / 5.42 / 0.24 / 0.18 / pappus / fully exposed
Inula hirta L. / 13.77 / 7.49 / 3.48 / 0.31 / 0.18 / pappus / fully exposed
Koeleria pyramidata (Lam.) P. Beauv. / 1.10 / 0.30 / 0.23 / 0.34 / 0.82 / no app. / partly exposed
Lolium perenne L. / 0.35 / 0.06 / 0.01 / 1.63 / 0.87 / no app. / partly exposed
Lotus corniculatus L. / 0.30 / 0.00 / 0.00 / 1.10 / 0.93 / no app. / enclosed
Nardus stricta L. / 0.55 / 0.59 / 0.06 / 0.47 / 0.9 / awn(s) / fully exposed
Panicum miliaceum L. / 1.10 / 0.00 / 0.20 / 4.17 / 0.93 / no app. / enclosed
Papaver rhoeas L. / 2.07 / 0.03 / 0.00 / 0.15 / 0.85 / no app. / enclosed
Plantago media L. / 0.83 / 0.14 / 0.03 / 0.23 / 0.87 / no app. / enclosed
Poa bulbosa L. / 0.05 / 0.22 / 0.13 / 0.93 / 0.76 / awn(s) / partly exposed
Poa pratensis L. / 0.38 / 0.26 / 0.14 / 0.14 / 0.77 / no app. / enclosed
Poa supina Schrad. / 0.24 / 0.02 / 0.00 / 0.34 / 0.82 / no app. / enclosed
Puccinellia distans (Jacq.) Parl. / 0.09 / 0.03 / 0.00 / 0.28 / 0.89 / no app. / enclosed
Sanguisorba minor Scop. / 3.92 / 1.07 / 0.32 / 5.13 / 0.82 / no app. / fully exposed
Scabiosa triandra L. / 9.06 / 4.38 / 1.60 / 2.45 / 0.41 / awn(s) / fully exposed
Secale cereale L. / 0.23 / 0.00 / 0.00 / 24.08 / 0.8 / awn(s) / partly exposed
Setaria viridis (L.) P. Beauv. / 0.49 / 0.15 / 0.00 / 0.83 / 0.6 / awn(s) / partly exposed
Sonchus oleraceus L. / 24.26 / 10.53 / 11.68 / 0.10 / 0.09 / pappus / fully exposed
Sonchus palustris L. / 19.63 / 4.29 / 4.71 / 0.80 / 0.09 / pappus / fully exposed
Stachys sylvatica L. / 6.78 / 2.05 / 0.86 / 1.01 / 0.89 / no app. / fully exposed
Stipa tenacissima L. / 1.33 / 0.32 / 0.28 / 0.49 / 0.95 / awn(s) / enclosed
Tanacetum corymbosum (L.) Sch. Bip. / 7.31 / 7.18 / 0.23 / 0.33 / 0.89 / no app. / partly exposed
Tragus racemosus (L.) All. / 5.12 / 0.28 / 0.36 / 0.36 / 0.29 / hooks / partly exposed
Trifolium pannonicum Jacq. / 21.09 / 9.69 / 6.75 / 3.05 / 0.16 / awn(s) / fully exposed
Trifolium pratense L. / 7.21 / 0.53 / 0.65 / 1.33 / 0.31 / awn(s) / fully exposed
Tripleurospermum perforatum (Mérat) Laínz / 4.67 / 1.87 / 0.23 / 0.32 / 0.88 / no app. / partly exposed
Trisetum flavescens (L.) P. Beauv. / 0.87 / 0.32 / 0.05 / 0.15 / 0.64 / awn(s) / enclosed
Triticum monococcum L. / 3.32 / 0.04 / 0.00 / 21.17 / 0.93 / awn(s) / partly exposed

Appendix S2. Species list of the 27 additional species. Given are measured as well as predicted attachment potentials to sheep wool and analysed plant traits. Only the GLM was used for prediction.

Species name / AtP sheep wool (%) / AtP sheep wool (%) predicted / Diaspore mass (mg) / Diapsore surface structure / Appen-dage type / Degree of exposure
Armeria maritima (Mill.) Willd. / 8.64 / 6.80 / 1.54 / 0.63 / awn(s) / fully exposed
Aster linosyris (L.) Bernh. / 19.92 / 19.76 / 1.02 / 0.13 / pappus / fully exposed
Bromus erectus Huds. / 6.14 / 1.24 / 4.13 / 0.62 / awn(s) / enclosed
Dactylis glomerata L. / 1.24 / 1.15 / 1.02 / 0.69 / awn(s) / enclosed
Daucus carota L. / 6.76 / 3.78 / 0.94 / 0.32 / hooks / partly exposed
Dianthus carthusianorum L. / 2.95 / 1.95 / 0.59 / 0.80 / no app. / partly exposed
Digitaria sanguinalis (L.) Scop / 1.99 / 1.62 / 0.72 / 0.35 / no app. / enclosed
Echium vulgare L. / 5.56 / 3.96 / 2.80 / 0.28 / awn(s) / partly exposed
Festuca ovina L. / 4.46 / 0.87 / 0.78 / 0.93 / no app. / enclosed
Helianthemum nummularium (L.) Mill. non Grosser / 8.01 / 1.62 / 0.79 / 0.91 / no app. / partly exposed
Holcus lanatus L. / 0.62 / 1.24 / 0.31 / 0.62 / no app. / enclosed
Leontodon autumnalis L. / 15.60 / 17.76 / 0.82 / 0.19 / pappus / fully exposed
Medicago lupulina L. / 4.87 / 4.68 / 1.42 / 0.75 / no app. / fully exposed
Melilotus albus Medik. / 6.20 / 5.39 / 2.52 / 0.71 / no app. / fully exposed
Melilotus officinalis (L.) Lam. / 9.00 / 6.68 / 3.60 / 0.64 / no app. / fully exposed
Peucedanum oreoselinum (L.) Moench / 1.84 / 1.69 / 3.28 / 0.89 / no app. / partly exposed
Phleum phleoides (L.) Karst. / 0.33 / 1.56 / 0.12 / 0.93 / no app. / partly exposed
Plantago lanceolata L. / 2.29 / 1.74 / 1.81 / 0.87 / no app. / partly exposed
Poa angustifolia L. / 0.27 / 1.06 / 0.08 / 0.76 / no app. / enclosed
Prunella grandiflora (L.) Scholler / 2.90 / 8.44 / 1.16 / 0.55 / awn(s) / fully exposed
Rhinanthus glacialis Personnat / 2.17 / 0.93 / 1.52 / 0.87 / no app. / enclosed
Scabiosa columbaria L. / 10.06 / 11.90 / 1.36 / 0.40 / awn(s) / fully exposed
Securigera varia (L.) Lassen / 3.30 / 2.99 / 4.79 / 0.87 / no app. / fully exposed
Setaria italica (L.) P. Beauv. / 0.66 / 1.65 / 2.72 / 0.90 / no app. / partly exposed
Silene latifolia ssp. alba (Mill.) Greuter & Burdet / 0.59 / 0.98 / 0.65 / 0.83 / no app. / enclosed
Silene vulgaris s.l. (Moench) Garcke / 4.15 / 1.00 / 0.60 / 0.81 / no app. / enclosed
Torilis japonica (Houtt.) DC. / 15.65 / 3.46 / 1.82 / 0.39 / hooks / partly exposed