A NEW SPECIES OF CORDIA (BORAGINACEAE) FROM TANZANIAVOLLESEN K.1981; NORD. J. BOT.; ISSN 0107-055X; DNK; DA. 1981; VOL. 1; NO 3; PP. 325-328; BIBL. 6 REF.Article

A NEW SPECIES OF POLYALTHIA (ANNONACEAE) FROM MOZAMBIQUEVOLLESEN K.1980; BOT. NOT.; ISSN 0006-8195; SWE; DA. 1980; VOL. 133; NO 3; PP. 403-404; BIBL. 3 REF.Article

PTELEOPSIS APETALA SP. NOV. (COMBRETACEAE) AND THE DELIMITATION OF PTELEOPSIS AND TERMINALIAVOLLESEN K.1981; NORD. J. BOT.; ISSN 0107-055X; DNK; DA. 1981; VOL. 1; NO 3; PP. 329-332; BIBL. 7 REF.Article

ANISOCYCLA (MENISPERMACEAE) NEW TO EAST AFRICAVOLLESEN K.1981; KEW BULL.; ISSN 0075-5974; GBR; DA. 1981; VOL. 36; NO 2; PP. 217-218; BIBL. 4 REF.Article

NOTES ON ANNONACEAE FROM TANZANIAVOLLESEN K.1980; BOT. NOT.; SWE; DA. 1980; VOL. 133; NO 1; PP. 53-62; BIBL. 7 REF.Article

ANNOTATED CHECK-LIST OF THE VASCULAR PLANTS OF THE SELOUS GAME RESERVE, TANZANIAVOLLESEN K.1980; OPERA BOT.; ISSN 0078-5237; SWE; DA. 1980; NO 59; 117 P.; BIBL. 2 P.Serial Issue

The Sida cuneifolia-complex (Malvaceae) in AfricaVOLLESEN, K.Kew bulletin. 1986, Vol 41, Num 1, pp 91-98, issn 0075-5974Article

Notes on Ethiopian Vitaceae and BurseraceaeVOLLESEN, K.Nordic journal of botany. 1984, Vol 4, Num 1, pp 33-38, issn 0107-055XArticle

A new species of Corchorus (Tiliaceae) from East AfricaVOLLESEN, K.Kew bulletin. 1986, Vol 41, Num 4, pp 957-958, issn 0075-5974Article

THE IDENTITY OF HIBISCUS PLATYCALYX MAST. (MALVACEAE) AND THE DESCRIPTION OF H. FAULKNERAE VOLLESENVOLLESEN K.1980; KEW BULL.; ISSN 0075-5974; GBR; DA. 1980; VOL. 35; NO 2; PP. 373-376; BIBL. 5 REF.Article

A TAXONOMIC REVISION OF THE GENERA TINNEA AND RENSCHIA (LAMIACEAE, AJUGOIDEAE)VOLLESEN K.1975; BOT. T.; DANM.; DA. 1975; VOL. 70; NO 1; PP. 1-63; BIBL. 1P.1/2Article

FLORISTISKE MEDDELELSER: CAREX BUXBAUMII, KOLLE-STAR, OG CAREX HARTMANII, HARTMANNS STAR, FUNDET PA LOLLAND = COMMUNICATION FLORISTIQUE: C.B. ET C.H., TROUVEES DANS L'ILE DE LOLLANDVOLLESEN K.1972; BOT. T.; DANM.; DA. 1972; VOL. 67; NO 1-2; PP. 163-165; BIBL. 6 REF.Serial Issue

Aethiocarpa (Sterculiaceae-Dombeyeae), a new genus from SomaliaVOLLESEN, K.Kew bulletin. 1986, Vol 41, Num 4, pp 959-961, issn 0075-5974Article

A new species of Corchorus (Tiliaceae) from East AfricaVOLLESEN, K.Kew bulletin. 1986, Vol 41, Num 4, pp 957-958, issn 0075-5974Article

Name changes for two well-known African CombretaceaeVOLLESEN, K.Kew bulletin. 1986, Vol 41, Num 4, issn 0075-5974, 962Article

Studies in Burseraceae of northeastern AfricaVOLLESEN, K.Kew bulletin. 1985, Vol 40, Num 1, pp 39-76, issn 0075-5974Article

NEW TAXA FROM THE IMATONG MOUNTAINS, SOUTH SUDANFRIIS I; VOLLESEN K.1982; KEW BULLETIN; ISSN 0075-5974; GBR; DA. 1982; VOL. 37; NO 3; PP. 465-479; BIBL. 5 REF.Article

NOTES ON BRILLANTAISIA PUBESCENS (ACANTHACEAE) WITH PARTICULAR REFERENCE TO DISCONTINUITY IN FLOWER SIZEVOLLESEN K; BRUMMITT RK.1981; KEW BULL.; ISSN 0075-5974; GBR; DA. 1981; VOL. 36; NO 3; PP. 569-573; BIBL. 5 REF.Article

A new species of Hermannia (Sterculiaceae) from EthiopiaVOLLESEN, K. B.Kew bulletin. 1985, Vol 40, Num 3, pp 643-646, issn 0075-5974Article

Additions to the flora of EthiopiaFRIIS, I; VOLLESEN, K.Willdenowia. 1984, Vol 14, Num 2, pp 355-371, issn 0511-9618Article

The identity of Hypseloderma jubense (Sapindaceae)FRIIS, I; VOLLESEN, K.Kew bulletin. 1985, Vol 40, Num 4, pp 859-861, issn 0075-5974Article

Additions to the flora of Ethiopia. IIFRIIS, I; GILBERT, M. G; VOLLESEN, K et al.Willdenowia. 1987, Vol 16, Num 2, pp 531-564, issn 0511-9618Article

Proposal to conserve 7148 Chascanum E. Mey. (1838) against Plexipus Rafin. (1837) (Verbenaceae)GILBERT, M. G; GILLETT, J. B; POLHILL, R. M et al.Taxon. 1986, Vol 35, Num 2, pp 391-393, issn 0040-0262Article