Acanthaceae A: 00257387 Strobilanthes coloratus T. Anderson Sri Lanka: Main border, R. B. G. D. M. A. Jayaweera 222 1950-10-20
Apocynaceae GH: 02182069 Allamanda cathartica Linnaeus Sri Lanka: Peradeniya: Pergola. R. B. G. D. M. A. Jayaweera 627 1954-1-22
A: 02182223 Alstonia macrophylla Wallich ex Don Sri Lanka: Royal Botanic Gardens, Peradeniya Ceylon. Se... D. M. A. Jayaweera 1643 1956-8-9
GH: 02182211 Alstonia neriifolia D. Don Sri Lanka: Lake Rd. R. B. G. [Royal Botanic Gardens] (0... D. M. A. Jayaweera 122 1950-8-10
A: 02179034 Anodendron paniculatum A. de Candolle Sri Lanka: Peradeniya: Bb. 2. R.B.G. [Royal Botanic Gar... D. M. A. Jayaweera 882 1952-11-4
A: 02114481 Cerbera odollam Gaertner Sri Lanka: F. 260. R. B. G; Royal Botanic Gardens, Pera... D. M. A. Jayaweera 552 1951-3-3
A: 02116340 Holarrhena antidysenterica Wallich ex A. de Candolle Sri Lanka: Peradeniya: Section. E. N. 0:135. R. B. G. D. M. A. Jayaweera 682 1951-4-10
A: 02116477 Hunteria zeylanica (Retzius) Gardner ex Thwaites Sri Lanka: Peradeniya: M. Border. Royal Botanic Gardens... D. M. A. Jayaweera 1419 1955-5-11
A: 02378183 Kopsia fruticosa (Roxburgh) A. de Candolle Sri Lanka: Sec. E, R.B.G.; Royal Botanic Gardens, Perad... D. M. A. Jayaweera 168 1950-9-1
A: 02379873 Mascarenhasia arborescens A. de Candolle Sri Lanka: Peradeniya: H. 29. R.B.G. [Royal Botanic Gar... D. M. A. Jayaweera 1154 1954
A: 02380760 Nerium oleander Linnaeus Sri Lanka: Sec. A., R.B.G. [Royal Botanic Gardens] D. M. A. Jayaweera 665 1951-5-2
A: 02381731 Parsonsia alboflavescens (Dennstedt) Mabberley Sri Lanka: Royal Botanic Gardens, Peradeniya; Sect. E. ... D. M. A. Jayaweera 1688 1957-5-28
A: 02383869 Rauvolfia serpentina Bentham ex Kurz Sri Lanka: Gannoruwa. D. M. A. Jayaweera 906 1953-11-27
A: 02009879 Stemmadenia bella Miers Sri Lanka: Peradeniya: Royal Botanic Gardens; E. 123. R... D. M. A. Jayaweera 925 1954-5-10
A: 02009994 Strophanthus hispidus de Candolle Sri Lanka: Peradeniya: E. 106, R.B.G. [Royal Botanic Ga... D. M. A. Jayaweera 91 1953-4-21
Araceae A: 01634208 Acorus calamus Linnaeus Sri Lanka: S. W. Pond D. M. A. Jayaweera 635 1955
A: 01689746 Aglaonema costatum N. E. Brown Sri Lanka: Oct: House. R.B.G. D. M. A. Jayaweera 1023 1954-1-28
A: 01689745 Aglaonema hookerianum Schott Sri Lanka: Main border, R. B. G. D. M. A. Jayaweera 1243 1956-7-16
A: 01874127 Spathicarpa sagittifolia Schott Sri Lanka: R. B. G. Plant House D. M. A. Jayaweera 1133 1954-3-30
A: 01874128 Spathiphyllum patinii N. E. Brown Sri Lanka: Octagon House, R. B. G. D. M. A. Jayaweera 1414 1955-8-31
GH: 01874320 Typhonium trilobatum (Linnaeus) Schott Sri Lanka: R.B.G. S.G. D. M. A. Jayaweera 1049 1954-1-3
Asteraceae A: 01238977 Artemisia vulgaris Linnaeus Sri Lanka: Peradeniya: Student's garden, R.B.G. [Royal ... D. M. A. Jayaweera 1951-3-1
Crassulaceae A: 01987940 Kalanchoe pinnata (Lamarck) Persoon Sri Lanka: South [illegible] D. M. A. Jayaweera 951 1954-9-2
Cucurbitaceae A: 00251245 Cucumis melo Linnaeus Sri Lanka: Peradeniya: D. M. A. Jayaweera 1187
A: 00251387 Cucurbita pepo Linnaeus Sri Lanka: Peradeniya: D. M. A. Jayaweera 1503
A: 00252089 Luffa aegyptiaca Miller Sri Lanka: Peradeniya: D. M. A. Jayaweera 1954-2-16
A: 00261184 Trichosanthes dioica Roxburgh Sri Lanka: Peradeniya: D. M. A. Jayaweera 1483
Linaceae A: 01248774 Linum trigynum Linnaeus Sri Lanka: Peradeniya: S. [A. or G.] Student's plot. D. M. A. Jayaweera 949 1952
Myrsinaceae A: 02440314 Ardisia willisii Mez Sri Lanka: Peradeniya: Royal Botanic Gardens, Peradeniy... D. M. A. Jayaweera 593 1951-5-21
Nepenthaceae A: 01871023 Nepenthes distillaloria Linnaeus Sri Lanka: Gampola [W. P.] D. M. A. Jayaweera 940 1953-11-2
Orchidaceae AMES: 02387914 Acanthophippium bicolor Lindley Sri Lanka: R. B. G. [Royal Botanic Gardens] Peradeniya D. M. A. Jayaweera 11 1960-4-26
AMES: 02387913 Acanthophippium bicolor Lindley Sri Lanka: Nillaba. D. M. A. Jayaweera 11 1959-12-22
AMES: 02387912 Acanthophippium bicolor Lindley Sri Lanka: Nillaba D. M. A. Jayaweera 11 1959-12-22
AMES: 02094808 Adrorhizon purpurascens Hooker f. Sri Lanka: Rangala (Corbets gap) D. M. A. Jayaweera 8 1960-2-12
AMES: 02094807 Adrorhizon purpurascens Hooker f. Sri Lanka: Westward-Ho. D. M. A. Jayaweera 8 1960-11-19
AMES: 02094806 Adrorhizon purpurascens Hooker f. Sri Lanka: Westward-Ho. D. M. A. Jayaweera 8 1960-11-19
AMES: 02338622 Agrostophyllum zeylanicum Hooker f. Sri Lanka: Ratnapura. (Gilimale) D. M. A. Jayaweera 86 1960-6-13
AMES: 02174417 Arundina chinensis Blume Sri Lanka: Adam's Peak D. M. A. Jayaweera 1959-12-30
AMES: 02174416 Arundina chinensis Blume Sri Lanka: Adam's Peak D. M. A. Jayaweera 15 1959-12-30
AMES: 02174415 Arundina chinensis Blume Sri Lanka: Adam's Peak D. M. A. Jayaweera 15 1959-12-30
AMES: 02174417 Arundina graminifolia (D. Don) Hochreutiner Sri Lanka: Adam's Peak D. M. A. Jayaweera 1959-12-30
AMES: 02174416 Arundina graminifolia (D. Don) Hochreutiner Sri Lanka: Adam's Peak D. M. A. Jayaweera 15 1959-12-30
AMES: 02174415 Arundina graminifolia (D. Don) Hochreutiner Sri Lanka: Adam's Peak D. M. A. Jayaweera 15 1959-12-30
AMES: 02174418 Arundina graminifolia (D. Don) Hochreutiner Sri Lanka: Below Adam's Peak D. M. A. Jayaweera 15 1959-8-17
AMES: 02174418 Arundina minor Lindley Sri Lanka: Below Adam's Peak D. M. A. Jayaweera 15 1959-8-17
AMES: 02386308 Bulbophyllum crassifolium Thwaites ex Trimen Sri Lanka: Rangala (Corbet's Gap) D. M. A. Jayaweera 5 (1) 1961
AMES: 02386332 Bulbophyllum elegans Gardner ex Thwaites Sri Lanka: Adam's Peak D. M. A. Jayaweera 5 (4) 1960
AMES: 02386331 Bulbophyllum elegans Gardner ex Thwaites Sri Lanka: Gilimael. (Ratnapura) D. M. A. Jayaweera 5 (4) 1960-1-18
AMES: 02386330 Bulbophyllum elliae Reichenbach f. Sri Lanka: Kadapola D. M. A. Jayaweera 6 (2) 1959
AMES: 02386386 Bulbophyllum macraei (Lindley) Reichenbach f. Sri Lanka: Hunnasgiriya D. M. A. Jayaweera 6 (4) 1960-8-18
AMES: 02386385 Bulbophyllum macraei (Lindley) Reichenbach f. Sri Lanka: Hantana D. M. A. Jayaweera 6 (4) 1959-8-15
AMES: 02386384 Bulbophyllum macraei (Lindley) Reichenbach f. Sri Lanka: Hantana D. M. A. Jayaweera 6 (4) 1959-8-15
AMES: 02386414 Bulbophyllum petiolare Thwaites Sri Lanka: Rangala (Corbat's-Gap) D. M. A. Jayaweera 5 (2) 1961-3-28
AMES: 02386430 Bulbophyllum purpureum Thwaites Sri Lanka: Rangala. (Corbet's Gap) D. M. A. Jayaweera 5 (3) 1960
AMES: 02386429 Bulbophyllum purpureum Thwaites Sri Lanka: Rangala (Corbet's Gap) D. M. A. Jayaweera 5 (3) 1960
AMES: 02386473 Bulbophyllum trimeni (Hooker f.) J. J. Smith Sri Lanka: Hatton D. M. A. Jayaweera 6 (3) 1959-11-13
AMES: 02386498 Bulbophyllum wightii Reichenbach f. Sri Lanka: Rangala (Corbet's Gap) D. M. A. Jayaweera 6 (1)
AMES: 02386497 Bulbophyllum wightii Reichenbach f. Sri Lanka: Rangala (Corbet's Gap) D. M. A. Jayaweera 6 (1)
AMES: 01539589 Bulbophyllum wightii Reichenbach f. Sri Lanka: Rangala (Corbet's Gap) D. M. A. Jayaweera 6 (1)
AMES: 02389869 Calanthe purpurea Lindley Sri Lanka: Nuwara Eliya D. M. A. Jayaweera 19 (1) 1960-7-25
AMES: 02389868 Calanthe purpurea Lindley Sri Lanka: N' Eliya D. M. A. Jayaweera 19 (1) 1960
AMES: 02090233 Cheirostylis flabellata Wight Sri Lanka: Peradeniya, Pedero D. M. A. Jayaweera s.n. 1960-2-22
A: 02094917 Coelogyne fimbriata Lindley Sri Lanka: Orchid House, R.B.G. D. M. A. Jayaweera 1167 1954-5-21
A: 02094952 Coelogyne mayeriana Reichenbach f. Sri Lanka: Orchid House, R. B. G. D. M. A. Jayaweera 526 1951-2-28
AMES: 02094974 Coelogyne odoratissima Lindley Sri Lanka: Nuwara Eliya Kadapola. D. M. A. Jayaweera 7 (2) 1959-5-6
AMES: 02175613 Crepidium purpureum (Lindley) Szlachetko Sri Lanka: Uda Wattakella D. M. A. Jayaweera 1960
AMES: 02175613 Crepidium resupinatum (G. Forster) Szlachetko Sri Lanka: Uda Wattakella D. M. A. Jayaweera 1960
AMES: 01940589 Cryptostylis arachnites (Blume) Blume Sri Lanka: Westward-Ho. (N'Eliya) D. M. A. Jayaweera 42 1959
AMES: 01940588 Cryptostylis arachnites (Blume) Blume Sri Lanka: Rangala (Corbets Gap) D. M. A. Jayaweera 42 1960
AMES: 02017539 Cymbidium bicolor Lindley Sri Lanka: Peradeniya: R. B. G. Peradeniya D. M. A. Jayaweera 22 (1) 1960-4-26
AMES: 02017538 Cymbidium bicolor Lindley Sri Lanka: Peradeniya: R. B. G. Peradeniva D. M. A. Jayaweera 22 (1) 1960-4-26
AMES: 02156372 Dendrobium aureum Lindley Sri Lanka: Kadapola D. M. A. Jayaweera 4 (3) 1959
AMES: 02156371 Dendrobium aureum Lindley Sri Lanka: Kadapola D. M. A. Jayaweera 4 (9) 1959
AMES: 02156496 Dendrobium diodon Reichenbach f. Sri Lanka: N' Eliya. (Westward-Ho) D. M. A. Jayaweera 4 (3) 1961-2-21
AMES: 02156609 Dendrobium maccarthiae Thwaites Sri Lanka: Ratnapura D. M. A. Jayaweera 4 (8) 1959-5-27
AMES: 02156608 Dendrobium maccarthiae Thwaites Sri Lanka: Ratnapura D. M. A. Jayaweera 4 (8) 1959-5-27
AMES: 02156613 Dendrobium macrostachyum Lindley Sri Lanka: R. B. G. Peradeniya. D. M. A. Jayaweera 4 (6) 1960
AMES: 02156612 Dendrobium macrostachyum Lindley Sri Lanka: R. B. G. Peradeniya D. M. A. Jayaweera 4 (6) 1960
A: 02156610 Dendrobium macrostachyum Lindley Sri Lanka: Royal Botanic Gardens, Peradeniya; Pinetum D. M. A. Jayaweera 1438 1955-8-23
A: 02156639 Dendrobium moschatum (Buchanan-Hamilton) Swartz Sri Lanka: Orchid House, R. B. G. [Royal Botanic Garden... D. M. A. Jayaweera 1164 1954-5-13
AMES: 02156668 Dendrobium nutantiflorum A. D. Hawkes & A. H. Heller Sri Lanka: Hunnasgiriya D. M. A. Jayaweera 4 (5) 1960
AMES: 02156667 Dendrobium nutantiflorum A. D. Hawkes & A. H. Heller Sri Lanka: Hunnasgiriya D. M. A. Jayaweera 4 (5) 1960-4-11
AMES: 02156496 Dendrobium sp. Sri Lanka: N' Eliya. (Westward-Ho) D. M. A. Jayaweera 4 (3) 1961-2-21
A: 02156639 Dendrobium sp. Sri Lanka: Orchid House, R. B. G. [Royal Botanic Garden... D. M. A. Jayaweera 1164 1954-5-13
AMES: 01944412 Disperis neilgherrensis Wight Sri Lanka: Rangala. (Corbitis Gap) D. M. A. Jayaweera 59 1960-8-16
AMES: 01944411 Disperis neilgherrensis Wight Sri Lanka: Rangala. (Corbetis Gap) D. M. A. Jayaweera 59 1960-8-16
AMES: 01944410 Disperis neilgherrensis Wight Sri Lanka: [no additional data] D. M. A. Jayaweera 59 1960-5-14
AMES: 01944408 Disperis neilgherrensis Wight Sri Lanka: Hantana. D. M. A. Jayaweera 59 1960-8-4
AMES: 02126105 Eria bicolor Lindley Sri Lanka: Adam's Peak. D. M. A. Jayaweera 12 (3) 1959
AMES: 02126104 Eria bicolor Lindley Sri Lanka: Adam's Peak. D. M. A. Jayaweera 12 (3) 1959
AMES: 02126114 Eria braccata Lindley Sri Lanka: Adam's Peak. D. M. A. Jayaweera 12 (1) 1959-8-27
AMES: 02126113 Eria braccata Lindley Sri Lanka: Rangala. (Corbets Gap) D. M. A. Jayaweera 12 (1) 1959
AMES: 02126190 Eria lindleyi Thwaites Sri Lanka: Rangala. (Corbets gap) D. M. A. Jayaweera 12(5) 1959
AMES: 01539632 Eria lindleyi Thwaites Sri Lanka: Rangala (Corbets Gap) D. M. A. Jayaweera 12 (5) 1959
AMES: 02126298 Eria thwaitesii Trimen Sri Lanka: Peradeniya D. M. A. Jayaweera 12 (6) 1959
AMES: 02091898 Erythrodes latifolia (Blume) Blume Sri Lanka: Ratnapura (Adam's Peak) D. M. A. Jayaweera 1959-12-21
AMES: 02091899 Erythrodes latifolia (Blume) Blume Sri Lanka: Ambagamuwa. D. M. A. Jayaweera 1960-3-25
AMES: 02341427 Eulophia epidendraea C. E. C. Fischer Sri Lanka: Ceylon, Wariyapola D. M. A. Jayaweera 20 (1) 1959-8-15
AMES: 02341426 Eulophia epidendraea C. E. C. Fischer Sri Lanka: Ceylon, Wariyapola D. M. A. Jayaweera 20 (1) 1959-8-15
AMES: 02341425 Eulophia epidendraea C. E. C. Fischer Sri Lanka: Ceylon, Wariyapola D. M. A. Jayaweera 20 (1) 1959-8-15
AMES: 02341481 Eulophia nuda Lindley Sri Lanka: Ratnapura Ceylon, Kuruwita Kanda D. M. A. Jayaweera 20 (4) 1950
AMES: 02341480 Eulophia nuda Lindley Sri Lanka: Ratnapura Ceylon, Kuruwita Kanda D. M. A. Jayaweera 20 (4) 1960
AMES: 02341479 Eulophia nuda Lindley Sri Lanka: Ratnapura Ceylon, Kuruwita Kanda D. M. A. Jayaweera 20 (4) 1960
AMES: 02341487 Eulophia pulchra Lindley Sri Lanka: Nuwara Eliya Ceylon D. M. A. Jayaweera 20 (3) 1960-9-29
AMES: 02125640 Flickingeria macraei (Lindley) Seidenfaden Sri Lanka: Hunnsgiriya D. M. A. Jayaweera 1960-6-16
AMES: 02125638 Flickingeria macraei (Lindley) Seidenfaden Sri Lanka: Hunnasgiriya D. M. A. Jayaweera 1960-6-16
AMES: 02091397 Goodyera procera (Ker Gawler) Hooker Sri Lanka: Norton bridge road. D. M. A. Jayaweera 1959-12-10
AMES: 02091505 Goodyera procera (Ker Gawler) Hooker Sri Lanka: Norton bridge road D. M. A. Jayaweera 1959-10-12
AMES: 01946558 Habenaria acuminata Thwaites : India: Watawala, Morton bridge road. D. M. A. Jayaweera 1959-10-22
AMES: 01946573 Habenaria brevifolia Greene Sri Lanka: Watawala. D. M. A. Jayaweera 1959-9-24
AMES: 01946572 Habenaria brevifolia Greene Sri Lanka: Watawala. D. M. A. Jayaweera 1959-9-24
AMES: 01946611 Habenaria crinifera Lindley Sri Lanka: Peradeniya D. M. A. Jayaweera 1960-10-27
AMES: 01946610 Habenaria crinifera Lindley Sri Lanka: Peradeniya D. M. A. Jayaweera 1960-10-27
AMES: 01946635 Habenaria dichopetala Thwaites Sri Lanka: Amuradhapura. D. M. A. Jayaweera 1960-11-22
AMES: 01946769 Habenaria pterocarpa Thwaites Sri Lanka: Ramboda. D. M. A. Jayaweera 1960-10-18
AMES: 01946767 Habenaria pterocarpa Thwaites Sri Lanka: Ramboda. D. M. A. Jayaweera 1960-10-18
AMES: 01946802 Habenaria rhynchocarpa Trimen Sri Lanka: Attampettiya D. M. A. Jayaweera 1960-12-13
AMES: 02387893 Ipsea speciosa Lindley Sri Lanka: Hakgala D. M. A. Jayaweera 17 1959
AMES: 02387892 Ipsea speciosa Lindley Sri Lanka: Hakgala D. M. A. Jayaweera 17 1959
AMES: 02095443 Liparis elliptica (H. G. Reichenbach) H. G. Reichenbach Sri Lanka: Rangala (Corbets Gap) D. M. A. Jayaweera 3 (11) 1959-10-20
AMES: 02095442 Liparis elliptica (H. G. Reichenbach) H. G. Reichenbach Sri Lanka: Rangala (Corbets Gap) D. M. A. Jayaweera 3 (11) 1959-10-20
AMES: 02095449 Liparis gibbosa Finet Sri Lanka: Kabaragala D. M. A. Jayaweera 3 (12) 1959-11-20
AMES: 02095448 Liparis gibbosa Finet Sri Lanka: Kabaragala D. M. A. Jayaweera 3 (12) 1959-11-20
AMES: 02095486 Liparis odorata (Willdenow) Lindley Sri Lanka: Adam's Peak D. M. A. Jayaweera 3 (5) 1959-8-12
AMES: 02095480 Liparis odorata (Willdenow) Lindley Sri Lanka: Watawala D. M. A. Jayaweera 3 (5) 1959-8-14
AMES: 02095503 Liparis pusilla Ridley Sri Lanka: Rangala. (Corbet's Gap) D. M. A. Jayaweera 3 (9) 1959-9-15
AMES: 02095768 Liparis thwaitesii Hooker f. Sri Lanka: Below Westward-Ho (N'Eliya) D. M. A. Jayaweera 3 (4) 1959-8-13
AMES: 02095769 Liparis thwaitesii Hooker f. Sri Lanka: Below Westward-Ho. (N'Eliya) D. M. A. Jayaweera 3 (4) 1959-8-13
AMES: 02095528 Liparis viridiflora (Blume) Lindley Sri Lanka: Peradeniya D. M. A. Jayaweera 3 (10) 1959
AMES: 02095775 Liparis walkeriae Graham Sri Lanka: Westward-Ho. D. M. A. Jayaweera 3 (6) 1960
AMES: 02175204 Malaxis discolor (Lindley) Kuntze Sri Lanka: Nuwara Eliya Ambagamuwa D. M. A. Jayaweera 2(2) 1960-5-23
AMES: 02175226 Malaxis thwaitesii Bennet Sri Lanka: Kuruwita Kanda D. M. A. Jayaweera 2 (6) 1960
AMES: 02175225 Malaxis thwaitesii Bennet Sri Lanka: Kuruwita Kanda D. M. A. Jayaweera 2 (6) 1960
AMES: 02175230 Malaxis versicolor Abeywickrama Sri Lanka: Nuwara Eliya [no additional data] D. M. A. Jayaweera 2 (5) 1959-8-15
AMES: 02175229 Malaxis versicolor Abeywickrama Sri Lanka: Ramboda D. M. A. Jayaweera 2 (5) 1959-8-15
AMES: 02175228 Malaxis versicolor Abeywickrama Sri Lanka: Nuwara Eliya Kadapola [Kandapola] D. M. A. Jayaweera 2 (5) 1959
AMES: 02175227 Malaxis versicolor Abeywickrama Sri Lanka: Dolosbagie [Dolosbage] D. M. A. Jayaweera 2 (5) 1960-5-28
AMES: 02096396 Oberonia acaulis Griffith Sri Lanka: Adam's Peak. D. M. A. Jayaweera 1 (4) 1959
AMES: 02096387 Oberonia forcipata Lindley Sri Lanka: Westward-Ho. D. M. A. Jayaweera 1 (7) 1959
AMES: 02096386 Oberonia forcipata Lindley Sri Lanka: Laggala D. M. A. Jayaweera 1 (7) 1960-1-23
AMES: 02096396 Oberonia longibracteata Lindley Sri Lanka: Adam's Peak. D. M. A. Jayaweera 1 (4) 1959
AMES: 02096413 Oberonia recurva Lindley Sri Lanka: Ambagamuwa D. M. A. Jayaweera 1960
AMES: 02096412 Oberonia recurva Lindley Sri Lanka: Ambagamuwa D. M. A. Jayaweera 1960-1-20
AMES: 02096417 Oberonia scyllae Lindley Sri Lanka: Rangala. (Corbet's Gap) D. M. A. Jayaweera 1960
AMES: 02096419 Oberonia tenuis Lindley Sri Lanka: Ratnapura D. M. A. Jayaweera 1959-11-30
AMES: 02096418 Oberonia tenuis Lindley Sri Lanka: Ambagamuwa D. M. A. Jayaweera 1960-3-27
AMES: 02096421 Oberonia thwaitesii Hooker f. Sri Lanka: Dolukande D. M. A. Jayaweera 1959-8-15
AMES: 02096425 Oberonia truncata Lindley Sri Lanka: Adam's Peak D. M. A. Jayaweera 1959
AMES: 02096430 Oberonia wightiana Lindley Sri Lanka: Adam's Peak D. M. A. Jayaweera 1959
AMES: 02096429 Oberonia wightiana Lindley Sri Lanka: Hatton D. M. A. Jayaweera 1959-11-13
AMES: 02096434 Oberonia zeylanica Hooker Sri Lanka: Hewaheta D. M. A. Jayaweera 1959-12-30
AMES: 02096433 Oberonia zeylanica Hooker Sri Lanka: Hewaheta D. M. A. Jayaweera 1959-12-30
AMES: 02384691 Octarrhena parvula Thwaites Sri Lanka: Rangala (Corbet's Gap) D. M. A. Jayaweera 40 1959
AMES: 02384690 Octarrhena parvula Thwaites Sri Lanka: Rangala. (Corbet's Gap) D. M. A. Jayaweera 40 1959
AMES: 01945536 Peristylus aristatus Lindley Sri Lanka: Pedro. D. M. A. Jayaweera 58 (13) 1960-7-25
AMES: 01945557 Peristylus cubitalis (R. Brown) Kraenzlin Sri Lanka: Norton bridge road. D. M. A. Jayaweera 58 (17) 1959-8-11
AMES: 01945556 Peristylus cubitalis (R. Brown) Kraenzlin Sri Lanka: Norton bridge road D. M. A. Jayaweera 58 (17) 1959-8-17
AMES: 01945635 Peristylus trimenii (Hooker f.) Abeywickrama Sri Lanka: [Attanpettiga] D. M. A. Jayaweera 58 (14) 1960-12-14
AMES: 01945634 Peristylus trimenii (Hooker f.) Abeywickrama Sri Lanka: Attampettiga D. M. A. Jayaweera 58 (14) 1960-12-14
AMES: 02388614 Phaius wallichii Lindley Sri Lanka: (Westward-Ho) N'Eliya D. M. A. Jayaweera 18 (3) 1960
AMES: 02388613 Phaius wallichii Lindley Sri Lanka: (Westward-Ho) N'Eliya D. M. A. Jayaweera 18 (1) 1960
AMES: 02174033 Pholidota imbricata Lindley Sri Lanka: Watawala D. M. A. Jayaweera 1959-7-13
AMES: 02174054 Pholidota imbricata Lindley Sri Lanka: Watawala. D. M. A. Jayaweera 9 1959-7-13
AMES: 02174053 Pholidota imbricata Lindley Sri Lanka: Watawala D. M. A. Jayaweera 1959-7-13
AMES: 01828027 Phreatia jayaweerae Ormerod Sri Lanka: Raxawa Estate near Doloshage D. M. A. Jayaweera 3060 1969-8-30
AMES: 01828026 Phreatia jayaweerae Ormerod Sri Lanka: Kiriwanaeliya near Norton Bridge. D. M. A. Jayaweera 3043 1969
AMES: 02339550 Podochilus falcatus Lindley Sri Lanka: Adam's Peak D. M. A. Jayaweera 41(1) 1959-10-14
AMES: 02339549 Podochilus falcatus Lindley Sri Lanka: Adam's Peak D. M. A. Jayaweera 41(1) 1959-10-14
AMES: 02339566 Podochilus malabaricus Wight Sri Lanka: Ratnapura (Adam's Peak) D. M. A. Jayaweera
AMES: 02339565 Podochilus malabaricus Wight Sri Lanka: Ratnapura (Adam's Peak) D. M. A. Jayaweera 42(2)
AMES: 02339572 Podochilus saxatilis Lindley Sri Lanka: Gilimale (Ratnapura) D. M. A. Jayaweera 41(3) 1959-10-23
AMES: 02127949 Polystachya zeylanica Lindley Sri Lanka: Hantana D. M. A. Jayaweera 24 1959-5-15
AMES: 01539627 Polystachya zeylanica Lindley Sri Lanka: Hantana D. M. A. Jayaweera 24 1959-5-15
A: 02127948 Polystachya zeylanica Lindley Sri Lanka: Royal Botanic Gardens, Peradeniya; Section D... D. M. A. Jayaweera 1432 1955-8-22
AMES: 01944177 Satyrium ciliatum Lindley Sri Lanka: Adam's Peak. D. M. A. Jayaweera 60 1959-10-8
AMES: 01944176 Satyrium ciliatum Lindley Sri Lanka: Adam's Peak. D. M. A. Jayaweera 60 1959-10-8
AMES: 01944164 Satyrium ciliatum Lindley Sri Lanka: Adam's Peak. D. M. A. Jayaweera 60 1959-10-8
AMES: 01944163 Satyrium ciliatum Lindley Sri Lanka: Adam's Peak. D. M. A. Jayaweera 60 1959-10-8
AMES: 01944177 Satyrium nepalense D. Don Sri Lanka: Adam's Peak. D. M. A. Jayaweera 60 1959-10-8
AMES: 01944176 Satyrium nepalense D. Don Sri Lanka: Adam's Peak. D. M. A. Jayaweera 60 1959-10-8
AMES: 01944164 Satyrium nepalense D. Don Sri Lanka: Adam's Peak. D. M. A. Jayaweera 60 1959-10-8
AMES: 01944163 Satyrium nepalense D. Don Sri Lanka: Adam's Peak. D. M. A. Jayaweera 60 1959-10-8
AMES: 02090744 Tropidia thwaitesii Hooker f. Sri Lanka: [Udawathakella] D. M. A. Jayaweera 1960-10-26
AMES: 02158596 Vanilla walkeriae Wight Sri Lanka: Dambulla D. M. A. Jayaweera 52 (1) 1959-9-17
AMES: 00271165 Zeuxine Sri Lanka: Ambagamuwa; 1925 ft alt. D. M. A. Jayaweera 48 1960-1-18
AMES: 00271166 Zeuxine Sri Lanka: Ambagamuwa; 1925 fl. alt. D. M. A. Jayaweera 48 1960-1-18
AMES: 02090316 Zeuxine blatteri C. E. C. Fischer Sri Lanka: Hunnasgiriya D. M. A. Jayaweera 48 (4) 1960-4-19
AMES: 00271165 Zeuxine regia Trimen Sri Lanka: Ambagamuwa; 1925 ft alt. D. M. A. Jayaweera 48 1960-1-18
AMES: 00271166 Zeuxine regia Trimen Sri Lanka: Ambagamuwa; 1925 fl. alt. D. M. A. Jayaweera 48 1960-1-18
AMES: 00271165 Zeuxine reginasilvae Ormerod Sri Lanka: Ambagamuwa; 1925 ft alt. D. M. A. Jayaweera 48 1960-1-18
AMES: 00271166 Zeuxine reginasilvae Ormerod Sri Lanka: Ambagamuwa; 1925 fl. alt. D. M. A. Jayaweera 48 1960-1-18
Philydraceae AMES: 02090631 Hetaeria oblongifolia Blume Sri Lanka: Nillaba. D. M. A. Jayaweera 1960-1-18
Piperaceae A: 01978239 Peperomia argyreia (Miquel) E. Morren Sri Lanka: Peradeniya: Glass House Royal Botanic Garden... D. M. A. Jayaweera 559 1955
A: 01978213 Peperomia clusiifolia Hooker Sri Lanka: Peradeniya: Glass House, R.B.G. [Royal Botan... D. M. A. Jayaweera 557 1951-3-3
A: 01978214 Peperomia fraseri C. de Candolle Sri Lanka: Peradeniya: Flower Section, R.B.G. [Royal Bo... D. M. A. Jayaweera 630 1954-1-22
A: 01936167 Piper longum Linnaeus Sri Lanka: S.G. R.B.G. [Royal Botanic Gardens] D. M. A. Jayaweera 808 1951
A: 01936215 Piper nigrum Linnaeus Sri Lanka: Peradeniya: Spice grove, R. B. G. [Royal Bot... D. M. A. Jayaweera 657 1951-3-31
A: 01936292 Piper siriboa Linnaeus Sri Lanka: Peradeniya: South Garden D. M. A. Jayaweera 1493 1956-1-23
Rubiaceae A: 00096261 Mussaenda samana Jayaweera Sri Lanka: Ratnapura Gilimale, 500 feet D. M. A. Jayaweera 46 1961-1-24
Solanaceae A: 00861591 Brunfelsia uniflora D. Don Sri Lanka: Peradeniya: Maui border, R. B. G. D. M. A. Jayaweera 31 1950-6-21
A: 00814146 Solandra grandiflora Swartz Sri Lanka: Peradeniya: Pergola, R.B.G.; Royal Botanic G... D. M. A. Jayaweera 273 1953-12-17
Theaceae GH: 01583048 Camellia sinensis (Linnaeus) Kuntze Sri Lanka: Kandy Sec. FRBG, Royal Botanic Gardens, Peradeniya... D. M. A. Jayaweera 891 1951-10-18