| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| MAIN3 | Mangifera indica L. | mango | Anacardiaceae
|
| MAOD | Mangifera odorata Griffith | kwini | Anacardiaceae
|
| MANGI | Mangifera L. | mango | Anacardiaceae
|
| MAAI | Manihot aipi Pohl | Manihot esculenta | Euphorbiaceae
|
| MAAN5 | Manihot angustiloba (Torr.) Muell.-Arg. | desertmountain manihot | Euphorbiaceae
|
| MACA21 | Manihot caerulescens Pohl | manicoba | Euphorbiaceae
|
| MACA20 | Manihot catingae Ule | manicoba brava | Euphorbiaceae
|
| MADA2 | Manihot davisiae Croizat | Arizona manihot | Euphorbiaceae
|
| MADI12 | Manihot dichotoma Ule | manicoba rubber | Euphorbiaceae
|
| MADU3 | Manihot dulcis (J. F. Gmelin) Pax | Manihot esculenta | Euphorbiaceae
|
| MAES | Manihot esculenta Crantz | tapioca | Euphorbiaceae
|
| MAGL5 | Manihot glaziovii Muell.-Arg. | ceara rubbertree | Euphorbiaceae
|
| MAGR8 | Manihot grahamii Hook. | Graham's manihot | Euphorbiaceae
|
| MAMA18 | Manihot manihot (L.) Cockerell | Manihot esculenta | Euphorbiaceae
|
| MAME9 | Manihot melanobasis Muell. Arg. | Manihot esculenta | Euphorbiaceae
|
| MAPI6 | Manihot piauhyensis Ule | Manihot caerulescens | Euphorbiaceae
|
| MASA7 | Manihot saxicola Lanj. | Manihot tristis ssp. saxicola | Euphorbiaceae
|
| MASU15 | Manihot subspicata Rogers & Appan | spiked manihot | Euphorbiaceae
|
| MATRS | Manihot tristis Muell. Arg. ssp. saxicola (Lanj.) Rogers & Appan | manihot | Euphorbiaceae
|
| MATR5 | Manihot tristis Muell. Arg. | manihot | Euphorbiaceae
|
| MAUT | Manihot utilissima Pohl | Manihot esculenta | Euphorbiaceae
|
| MAWA | Manihot walkerae Croizat | Walker's manihot | Euphorbiaceae
|
| MANIH | Manihot P. Mill. | manihot | Euphorbiaceae
|
| MAAC4 | Manilkara achras (Miller) Fosb. | Manilkara zapota | Sapotaceae
|
| MAAL5 | Manilkara albescens (Griseb.) Cronq. | Manilkara valenzuela | Sapotaceae
|
| MABA2 | Manilkara bahamensis (Baker) Lam. & Meeuse | Manilkara jaimiqui ssp. emarginata | Sapotaceae
|
| MABA7 | Manilkara balata auct. non (Pierre) Dubard | Manilkara bidentata ssp. surinamensis | Sapotaceae
|
| MABIS | Manilkara bidentata (A. DC.) Chev. ssp. surinamensis (Miq.) T.D. Pennington | Surinam bulletwood | Sapotaceae
|
| MABI5 | Manilkara bidentata (A. DC.) Chev. | bulletwood | Sapotaceae
|
| MADU | Manilkara duplicata (Sess� & Moc.) Dubard | Manilkara pleeana | Sapotaceae
|
| MAJAE | Manilkara jaimiqui (C. Wright) Dubard ssp. emarginata (L.) Cronq. | wild dilly | Sapotaceae
|
| MAJA2 | Manilkara jaimiqui (C. Wright) Dubard | wild dilly | Sapotaceae
|
| MAKA3 | Manilkara kauki (L.) Dubard | manilkara | Sapotaceae
|
| MANI5 | Manilkara nitida (Sess� & Moc.) Dubard | Manilkara bidentata ssp. surinamensis | Sapotaceae
|
| MAPL2 | Manilkara pleeana (Pierre ex Baill.) Cronq. | zapote de costa | Sapotaceae
|
| MASU13 | Manilkara surinamensis Miq. | Manilkara bidentata ssp. surinamensis | Sapotaceae
|
| MAVA3 | Manilkara valenzuela (A. Rich.) T.D. Pennington | nisperillo | Sapotaceae
|
| MAZA | Manilkara zapota (L.) van Royen | sapodilla | Sapotaceae
|
| MAZA2 | Manilkara zapotilla (Jacq.) Gilly | Manilkara zapota | Sapotaceae
|
| MANIL | Manilkara Adans. | manilkara | Sapotaceae
|
| MAAL11 | Manisuris altissima (Poir.) A.S. Hitchc. | Hemarthria altissima | Poaceae
|
| MACA16 | Manisuris campestris (Nutt.) A.S. Hitchc. | Coelorachis cylindrica | Poaceae
|
| MACY6 | Manisuris cylindrica (Michx.) Kuntze | Coelorachis cylindrica | Poaceae
|
| MAEX3 | Manisuris exaltata (L.) Kuntze | Rottboellia cochinchinensis | Poaceae
|
| MARU5 | Manisuris rugosa (Nutt.) Kuntze | Coelorachis rugosa | Poaceae
|
| MATE14 | Manisuris tessellata (Steud.) Scribn. | Coelorachis tessellata | Poaceae
|
| MATU2 | Manisuris tuberculosa Nash | Coelorachis tuberculosa | Poaceae
|
| MACA28 | Mannia californica (Gottsche ex Underw.) L. C. Wheeler | | Aytoniaceae
|
| MAFR10 | Mannia fragrans (Balb.) Frye & L. Clark | | Aytoniaceae
|
| MAPA23 | Mannia paradoxa R. M. Schust. | | Aytoniaceae
|
| MAPI9 | Mannia pilosa (Hornem.) Frye & L. Clark | | Aytoniaceae
|
| MASI12 | Mannia sibirica (M�ll. Frib.) Frye & L. Clark | | Aytoniaceae
|
| MATR8 | Mannia triandra (Scop.) Grolle | | Aytoniaceae
|
| MANNI | Mannia Opiz nom. cons. | | Aytoniaceae
|
| MAAL13 | Mansoa alliacea (Lam.) A.H. Gentry | garlicvine | Bignoniaceae
|
| MAHY4 | Mansoa hymenacea (DC.) A.H. Gentry | membranous garlicvine | Bignoniaceae
|
| MANSO | Mansoa DC. | garlicvine | Bignoniaceae
|
| MASA5 | Mantisalca salmantica (L.) Briq. & Cavillier | dagger flower | Asteraceae
|
| MANTI | Mantisalca Cass. | mantisalca | Asteraceae
|
| MAFL10 | Mapania flavinux Koyama | | Cyperaceae
|
| MAMA31 | Mapania macrocephala K. Schum ex Warb | | Cyperaceae
|
| MAPA20 | Mapania pandanophylla (Domin) Koyama | | Cyperaceae
|
| MAPA21 | Mapania parvibracteata (B.B. Clarke) Koyama | | Cyperaceae
|
| MAPAN | Mapania Aubl. | | Cyperaceae
|
| MAOR6 | Mappia origanoides (L.) House | Cunila origanoides | Lamiaceae
|
| MARA3 | Mappia racemosa Jacq. | palo de cana | Icacinaceae
|
| MAPPI | Mappia Jacq. | mappia | Icacinaceae
|
| MAFAA | Marah fabaceus (Naud.) Naud. ex Greene var. agrestis (Greene) Stocking | California manroot | Cucurbitaceae
|
| MAFAF | Marah fabaceus (Naud.) Naud. ex Greene var. fabaceus | California manroot | Cucurbitaceae
|
| MAFA3 | Marah fabaceus (Naud.) Naud. ex Greene | California manroot | Cucurbitaceae
|
| MAGI | Marah gilensis Greene | Gila manroot | Cucurbitaceae
|
| MAGU2 | Marah guadalupensis (S. Wats.) Greene | Marah macrocarpus var. major | Cucurbitaceae
|
| MAHO | Marah horridus (Congd.) S.T. Dunn | Sierra manroot | Cucurbitaceae
|
| MAIN14 | Marah inermis (Cogn.) S.T. Dunn | Marah fabaceus var. agrestis | Cucurbitaceae
|
| MAMAM4 | Marah macrocarpus (Greene) Greene var. macrocarpus | Cucamonga manroot | Cucurbitaceae
|
| MAMAM2 | Marah macrocarpus (Greene) Greene var. major (S.T. Dunn) Stocking | Cucamonga manroot | Cucurbitaceae
|
| MAMAM5 | Marah macrocarpus (Greene) Greene var. micranthus Stocking | Cucamonga manroot | Cucurbitaceae
|
| MAMA8 | Marah macrocarpus (Greene) Greene | Cucamonga manroot | Cucurbitaceae
|
| MAOR3 | Marah oreganus (Torr. ex S. Wats.) T.J. Howell | coastal manroot | Cucurbitaceae
|
| MAWA2 | Marah watsonii (Cogn.) Greene | taw manroot | Cucurbitaceae
|
| MARAH | Marah Kellogg | manroot | Cucurbitaceae
|
| MAAR3 | Maranta arundinacea L. | arrowroot | Marantaceae
|
| MALE7 | Maranta leuconeura E. Morren | prayerplant | Marantaceae
|
| MARAN | Maranta L. | maranta | Marantaceae
|
| MACU | Marantochloa cuspidata (Roscoe) Milne-Redh. | marantochloa | Marantaceae
|
| MAFL9 | Marantochloa flexuosa (Benth.) Hutch. | Marantochloa cuspidata | Marantaceae
|
| MARA10 | Marantochloa ramosissima (Benth.) Hutch. | marantochloa | Marantaceae
|
| MARAN2 | Marantochloa Brongn. & Gris | marantochloa | Marantaceae
|
| MADO | Marattia douglasii (K. Presl) Baker | Hawai'i potato fern | Marattiaceae
|
| MAKA2 | Marattia kaulfussii J. Sm. | Marattia laevis | Marattiaceae
|
| MALA5 | Marattia laevis Sm. | smooth potato fern | Marattiaceae
|
| MARAT | Marattia Sw. | potato fern | Marattiaceae
|
| MABR9 | Marcgravia brittoniana Alain | | Marcgraviaceae
|
| MARE3 | Marcgravia rectiflora Triana & Planch. | Marcgravia trinitatis | Marcgraviaceae
|
| MASI2 | Marcgravia sintenisii Urban | shingleplant | Marcgraviaceae
|
| MATR6 | Marcgravia trinitatis K. Presl | bejuco de lira | Marcgraviaceae
|
| MARCG | Marcgravia L. | marcgravia | Marcgraviaceae
|
| MACO29 | Marchandiomyces corallinus (Roberge) Diederich & D. Hawksw. | | Uncertain Lichen Family
|
| MARCH2 | Marchandiomyces Diederich & D. Hawksw. | marchandiomyces | Uncertain Lichen Family
|
| MAIN18 | Marchantia inflexa Nees & Mont. | | Marchantiaceae
|
| MAPAP | Marchantia paleacea Bertol. ssp. paleacea [autonym] | | Marchantiaceae
|