ABSTRACT

Arnold Arboretum, Harvard University, Cambridge, USA Botanisches Museum, Berlin-Dahlem British Museum of Natural History, London Department Botanique du Musée d'Histoire Naturelle [Botanical Department of the Hungarian History Museum], Budapest Botanical Museum and Herbarium, Copenhagen Royal Botanic Garden, Edinburgh Conservatoire et Jardin botaniques, Genève [Geneva] Gray Herbarium of Harvard University, Cambridge, USA Museum d'Histoire Naturelle, Grenoble Herbarium of Inner Mongolia University, Huh-hot [Huhehot elsewhere]

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— The Herbarium, Royal Botanic Gardens, Kew, Surrey, London

— Herbarium of S.M. Kirov Forest Academy, Leningrad — Institute of Botany of the Academy of Sciences of the

Ukrainian SSR, Kiev — Rijksherbarium, Leiden — The Linnean Society of London, London — City of Liverpool Museums, Liverpool — The Hartley Botanical Laboratories, Liverpool — Sektion Biowissenschaften der Karl-Marx-Universtät,

Bereicht Taxonomie/Ökologie, Leipzig — Botanische Staatsammlung, München [Munich] — Makino Herbarium, Faculty of Science, Tokyo Metropolitan

University, Tokyo — Main Botanic Garden, Academy of Sciences of the USSR,

Moscow — Herbarium of the Moscow State University, Moscow — The New York Botanical Garden, New York — Museum National d'Histoire Naturelle, Laborataire de

Phanerogamie, Paris — Institute of Botany, Academia Sinica, Peking [Beijing] — Naturhistoriska Riksmuseum, Botanical Department,

Stockholm — Laboratory of Plant Taxonomy and Ecology, Botanical

Institute, Hokkaido University, Sapporo — Insitituto Botanico della Università, Torino [Turin] — Botanical Museum and Herbarium, Utrecht — Herbarium of the University of California, Berkeley — Institute of Systematic Botany, University of Uppsala,

Uppsala — National Herbarium, Department of Botany, Smithsonian

Institution, Washington — Naturhistorisches Museum, Wien [Vienna]

Achlorophyllous (non-green) parasitic plants with scale-like leaves or without leaves........................................................................ .............. 2. Green plants, generally with well-developed leaves...................... 4. Stem erect, generally thick, succulent. Flowers in terminal race­ mose or spicate inflorescence or in spadix............................................3. Stem filiform or funiform, long, creeping, with haustoria,

without leaves. Flowers in heads or short racem es, small...............................................101. Cuscutaceae Dum. (Cuscuta L.).