Several familiar climbers produce holdfast roots from their stems. These modified aerial roots don’t do much (if any) absorption; their job is to attach the stem to the supporting wall, tree, rock face, etc. Hydrangea petiolaris has lots of short holdfast roots. #Hydrangeaceae #roots #Botany 🌾🧪🌱

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Thomas Bossard, peintre, dessinateur, illustrateur (...) installé à Toulouse : solitude (fusain, pierre noire et pastel).

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Henri de Toulouse-Lautrec (1864-1901) : "La première communion", 1888, huile sur carton, 65 x 37 cm, Musée des Augustins, Toulouse. Un tableau à part et méconnu dans l'oeuvre du peintre.

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Lire toujours les journaux avec un regard oblique (Saul Steinberg, dessinateur de presse américain d'origine roumaine).

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Clusia trees send aerial roots down from the canopy. Often, the plant starts life as a seedling growing epiphytically, but it eventually contacts the ground via aerial roots. Sometimes aerial roots produce new vegetative shoots. 📷: C. major. #Clusiaceae #roots #Botany 🌾🧪🌱

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