| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| MECU4 | Melaspilea cupularis Mull. Arg. | | Melaspileaceae
|
| MEDE10 | Melaspilea deformis (Schaerer) Nyl. | | Melaspileaceae
|
| MEDE11 | Melaspilea demissa (Tuck.) Zahlbr. | | Melaspileaceae
|
| MEEP2 | Melaspilea epigena Mull. Arg. | | Melaspileaceae
|
| MELE4 | Melaspilea lentiginosula (Nyl.) A. L. Sm. | | Melaspileaceae
|
| MEMA11 | Melaspilea maculosa (Fr.) Mull. Arg. | | Melaspileaceae
|
| MEME5 | Melaspilea mesophlebia Mull. Arg. | | Melaspileaceae
|
| MEOC3 | Melaspilea octomera Mull. Arg. | | Melaspileaceae
|
| MEPR6 | Melaspilea proximella (Nyl.) Nyl. ex Norrlin | | Melaspileaceae
|
| MEST9 | Melaspilea stellans Zahlbr. | | Melaspileaceae
|
| METR15 | Melaspilea tribuloides (Tuck.) Mull. Arg. | | Melaspileaceae
|
| MELAS3 | Melaspilea Nyl. | melaspilea | Melaspileaceae
|
| MEAM2 | Melastoma amygdalinum Desr. | Mecranium latifolium | Melastomataceae
|
| MEAQ2 | Melastoma aquaticum Aubl. | Nepsera aquatica | Melastomataceae
|
| MECA9 | Melastoma candidum D. Don | Asian melastome | Melastomataceae
|
| MEFA2 | Melastoma fasciculare Sw. | Henriettea fascicularis | Melastomataceae
|
| MEHI4 | Melastoma hirtum L. | Clidemia hirta | Melastomataceae
|
| MEIM3 | Melastoma impetiolare Sw. | Miconia impetiolaris | Melastomataceae
|
| MELA10 | Melastoma laevigatum L. | Miconia laevigata | Melastomataceae
|
| MEMA | Melastoma malabathricum L. | Malabar melastome | Melastomataceae
|
| MEPR4 | Melastoma prasinum Sw. | Miconia prasina | Melastomataceae
|
| MEPU12 | Melastoma punctatum Desr. | Miconia punctata | Melastomataceae
|
| MESA3 | Melastoma sanguineum Sims | red melastome | Melastomataceae
|
| MESC3 | Melastoma scabrosum L. | Sagraea scabrosa | Melastomataceae
|
| MEST6 | Melastoma strigillosum Sw. | Clidemia strigillosa | Melastomataceae
|
| METE5 | Melastoma tetrandrum Sw. | Miconia tetrandra | Melastomataceae
|
| MELAS | Melastoma L. | melastoma | Melastomataceae
|
| MEAZ2 | Melia azadirachta L. | Azadirachta indica | Meliaceae
|
| MEAZU | Melia azedarach L. var. umbraculifera Knox | Melia azedarach | Meliaceae
|
| MEAZ | Melia azedarach L. | Chinaberrytree | Meliaceae
|
| MELIA | Melia L. | melia | Meliaceae
|
| MEAL | Melica altissima L. | Siberian melicgrass | Poaceae
|
| MEAR3 | Melica aristata Thurb. ex Boland. | bearded melicgrass | Poaceae
|
| MEBEI | Melica bella Piper ssp. intonsa Piper | Melica bulbosa | Poaceae
|
| MEBE3 | Melica bella Piper | Melica bulbosa | Poaceae
|
| MEBUI | Melica bulbosa Geyer ex Porter & Coult. var. inflata (Boland.) Boyle | Melica bulbosa | Poaceae
|
| MEBUI2 | Melica bulbosa Geyer ex Porter & Coult. var. intonsa (Piper) M.E. Peck | Melica bulbosa | Poaceae
|
| MEBUS | Melica bulbosa Geyer ex Porter & Coult. var. spectabilis (Scribn.) Boivin | Melica spectabilis | Poaceae
|
| MEBU | Melica bulbosa Geyer ex Porter & Coult. | oniongrass | Poaceae
|
| MECAC | Melica californica Scribn. var. californica | California melicgrass | Poaceae
|
| MECAN | Melica californica Scribn. var. nevadensis Boyle | California melicgrass | Poaceae
|
| MECA2 | Melica californica Scribn. | California melicgrass | Poaceae
|
| MEFR | Melica frutescens Scribn. | woody melicgrass | Poaceae
|
| MEFUM | Melica fugax Boland. ssp. madophylla Piper | Melica fugax | Poaceae
|
| MEFUI | Melica fugax Boland. var. inexpansa Suksdorf | Melica fugax | Poaceae
|
| MEFUM2 | Melica fugax Boland. var. macbridei (Rowland ex A. Nels.) Beetle | Melica fugax | Poaceae
|
| MEFU | Melica fugax Boland. | little oniongrass | Poaceae
|
| MEGEA | Melica geyeri Munro ex Boland. var. aristulata J.T. Howell | Geyer's oniongrass | Poaceae
|
| MEGEG | Melica geyeri Munro ex Boland. var. geyeri | Geyer's oniongrass | Poaceae
|
| MEGE | Melica geyeri Munro ex Boland. | Geyer's oniongrass | Poaceae
|
| MEHA5 | Melica hallii Vasey | Festuca hallii | Poaceae
|
| MEHAM | Melica harfordii Boland. var. minor Vasey | Melica harfordii | Poaceae
|
| MEHA2 | Melica harfordii Boland. | Harford's oniongrass | Poaceae
|
| MEIMF | Melica imperfecta Trin. var. flexuosa Boland. | Melica imperfecta | Poaceae
|
| MEIMM | Melica imperfecta Trin. var. minor Scribn. | Melica imperfecta | Poaceae
|
| MEIMR | Melica imperfecta Trin. var. refracta Thurb. | Melica imperfecta | Poaceae
|
| MEIM | Melica imperfecta Trin. | smallflower melicgrass | Poaceae
|
| MEIN | Melica inflata (Boland.) Vasey | Melica bulbosa | Poaceae
|
| MEMO | Melica montezumae Piper | Montezuma melicgrass | Poaceae
|
| MEMU7 | Melica multinervosa Vasey | Vaseyochloa multinervosa | Poaceae
|
| MEMU | Melica mutica Walt. | twoflower melicgrass | Poaceae
|
| MENI | Melica nitens (Scribn.) Nutt. ex Piper | threeflower melicgrass | Poaceae
|
| MEPOL | Melica porteri Scribn. var. laxa Boyle | Porter's melicgrass | Poaceae
|
| MEPOP5 | Melica porteri Scribn. var. porteri | Porter's melicgrass | Poaceae
|
| MEPO | Melica porteri Scribn. | Porter's melicgrass | Poaceae
|
| MEPU11 | Melica purpurascens (Torr.) A.S. Hitchc. | Schizachne purpurascens | Poaceae
|
| MESM | Melica smithii (Porter ex Gray) Vasey | Smith's melicgrass | Poaceae
|
| MESP | Melica spectabilis Scribn. | purple oniongrass | Poaceae
|
| MESTA | Melica stricta Boland. var. albicaulis Boyle | rock melicgrass | Poaceae
|
| MESTS | Melica stricta Boland. var. stricta | rock melicgrass | Poaceae
|
| MEST | Melica stricta Boland. | rock melicgrass | Poaceae
|
| MESUP | Melica subulata (Griseb.) Scribn. var. pammelii (Scribn.) C.L. Hitchc. | Pammel's oniongrass | Poaceae
|
| MESUS | Melica subulata (Griseb.) Scribn. var. subulata | Alaska oniongrass | Poaceae
|
| MESU | Melica subulata (Griseb.) Scribn. | Alaska oniongrass | Poaceae
|
| METO | Melica torreyana Scribn. | Torrey's melicgrass | Poaceae
|
| MELIC | Melica L. | melicgrass | Poaceae
|
| MEPA11 | Melicocca paniculata Juss. | Exothea paniculata | Sapindaceae
|
| MEBI3 | Melicoccus bijuga L. | Melicoccus bijugatus | Sapindaceae
|
| MEBI | Melicoccus bijugatus Jacq. | Spanish lime | Sapindaceae
|
| MELIC2 | Melicoccus P. Br. | melicoccus | Sapindaceae
|
| MEAD | Melicope adscendens (St. John & Hume) T.G. Hartley & B.C. Stone | auwahi melicope | Rutaceae
|
| MEAN3 | Melicope anisata (Mann) T.G. Hartley & B.C. Stone | mokihana | Rutaceae
|
| MEBA2 | Melicope balloui (Rock) T.G. Hartley & B.C. Stone | Ballou's melicope | Rutaceae
|
| MEBA3 | Melicope barbigera Gray | uahiapele | Rutaceae
|
| MECH2 | Melicope christophersenii (St. John) T.G. Hartley & B.C. Stone | Waianae Range melicope | Rutaceae
|
| MECI6 | Melicope cinerea Gray | manena | Rutaceae
|
| MECI9 | Melicope cinereops (St. John & Hume) T.G. Hartley & B.C. Stone | Melicope sandwicensis | Rutaceae
|
| MECL | Melicope clusiifolia (Gray) T.G. Hartley & B.C. Stone | kukaemoa | Rutaceae
|
| MECR5 | Melicope cruciata (Heller) T.G. Hartley & B.C. Stone | pilo 'ula | Rutaceae
|
| MEDE6 | Melicope degeneri (B.C. Stone) T.G. Hartley & B.C. Stone | Kokee Stream melicope | Rutaceae
|
| MEEL2 | Melicope elliptica Gray | leiohi'iaka | Rutaceae
|
| MEFE2 | Melicope feddei (Levl.) T.G. Hartley & B.C. Stone | hiiaka | Rutaceae
|
| MEHA7 | Melicope haleakalae (B.C. Stone) T.G. Hartley & B.C. Stone | Haleakala melicope | Rutaceae
|
| MEHA3 | Melicope haupuensis (St. John) T.G. Hartley & B.C. Stone | Haupa Mountain melicope | Rutaceae
|
| MEHA4 | Melicope hawaiensis (Wawra) T.G. Hartley & B.C. Stone | mokihana kukae moa | Rutaceae
|
| MEHI6 | Melicope hiiakae (B.C. Stone) T.G. Hartley & B.C. Stone | Melicope wawraeana | Rutaceae
|
| MEHO | Melicope honoluluensis (St. John) T.G. Hartley & B.C. Stone | Melicope hosakae | Rutaceae
|
| MEHO2 | Melicope hosakae (St. John) W.L. Wagner & R.K. Shannon | Honolulu melicope | Rutaceae
|
| MEKA2 | Melicope kaalaensis (St. John) T.G. Hartley & B.C. Stone | Kaala melicope | Rutaceae
|
| MEKA3 | Melicope kavaiensis (Mann) T.G. Hartley & B.C. Stone | Kauai melicope | Rutaceae
|
| MEKN | Melicope knudsenii (Hbd.) T.G. Hartley & B.C. Stone | Olokele Valley melicope | Rutaceae
|