Explore / Range and rarity / Rare (≤ 5 counties)
Range and rarity
Rare (≤ 5 counties)
A broader rarity slice: taxa known from five counties or fewer nationwide. Includes single-county endemics plus the next-most-restricted species.
- Matching taxa
- 9,281
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- max_counties=5
Showing 5,601–5,650 of 9,281.
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Manihot carthagenensis (Jacq.) Müll. Arg. ssp. glaziovii (Müll. Arg.) Allem MACAG4ceara rubbertree · Euphorbiaceae -
Manihot davisiae Croizat MADA2Arizona manihot · Euphorbiaceae -
Manihot esculenta Crantz MAEScassava · Euphorbiaceae -
Manihot subspicata D.J. Rogers & Appan MASU15spiked manihot · Euphorbiaceae -
Manihot walkerae Croizat MAWAWalker's manihot · Euphorbiaceae -
Manilkara jaimiqui (C. Wright) Dubard MAJA2wild dilly · Sapotaceae -
Manilkara jaimiqui (C. Wright) Dubard ssp. emarginata (L.) Cronquist MAJAEwild dilly · Sapotaceae -
Mantisalca salmantica (L.) Briq. & Cavillier MASA5dagger flower · Asteraceae -
Marah macrocarpus (Greene) Greene var. macrocarpus MAMAM4Cucamonga manroot · Cucurbitaceae -
Marah macrocarpus (Greene) Greene var. major (S.T. Dunn) Stocking MAMAM2Cucamonga manroot · Cucurbitaceae - Maranta gibba Sm. MAGI3maranta · Marantaceae
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Marina diffusa (Moric.) Barneby MADI4spreading false prairie-clover · Fabaceae -
Marina orcuttii (S. Watson) Barneby MAOR4Sonoran false prairie-clover · Fabaceae -
Mariosousa millefolia Seigler & Ebinger MAMI9milfoil wattle · Fabaceae -
Marshallia legrandii Weakley MALE8Tall Barbara's buttons · Asteraceae -
Marsilea ancylopoda A. Braun MAAN14tropical waterclover · Marsileaceae -
Marsilea drummondii A. Braun MADR2nardoo · Marsileaceae -
Marsilea hirsuta R. Br. MAHI6rough waterclover · Marsileaceae -
Marsilea minuta L. MAMI13dwarf waterclover · Marsileaceae -
Marsilea mollis B.L. Rob. & Fernald MAMO4Chihuahuan waterclover · Marsileaceae -
Matelea alabamensis (Vail) Woodson MAAL6Alabama milkvine · Asclepiadaceae -
Matelea arizonica (A. Gray) Shinners MAAR12Arizona milkvine · Asclepiadaceae -
Matelea atrostellata Rintz MAAT2darkstar milkvine · Asclepiadaceae -
Matelea balbisii (Decne.) Woodson MABA4Balbis' milkvine · Asclepiadaceae -
Matelea brevicoronata (B.L. Rob.) Woodson MABR2shortcrown milkvine · Asclepiadaceae -
Matelea cordifolia (A. Gray) Woodson MACO27Sonoran milkvine · Asclepiadaceae -
Matelea radiata Correll MARA5falfurrias milkvine · Asclepiadaceae -
Matelea sagittifolia (A. Gray) Woodson MASA4arrowleaf milkvine · Asclepiadaceae -
Matelea texensis Correll MATE10Trans-Pecos milkvine · Asclepiadaceae -
Matricaria courrantiana DC. MACO7crown mayweed · Asteraceae -
Matthiola longipetala (Vent.) DC. MALO3night scented stock · Brassicaceae -
Maurandya barclaiana Lindl. MABA5Mexican viper · Scrophulariaceae -
Maxillaria crassifolia (Lindl.) Rchb. f. MACR2hidden orchid · Orchidaceae -
Maxillaria parviflora (Poepp. & Endl.) Garay MAPA22purple tiger orchid · Orchidaceae -
Maytenus boaria Molina MABO8mayten · Celastraceae -
Mecardonia acuminata (Walter) Small var. microphylla (Raf.) Pennell MEACMaxilflower · Scrophulariaceae -
Medicago laciniata (L.) Mill. MELA5cutleaf medick · Fabaceae -
Medicago monantha (C.A. Mey.) Trautv. MEMO10medick · Fabaceae -
Medicago monspeliaca (L.) Trautv. MEMO5hairy medick · Fabaceae -
Medicago praecox DC. MEPRMediterranean medick · Fabaceae -
Medicago rugosa Desr. MERU3gama medic · Fabaceae -
Medinilla venosa (Blume) Blume MEVE3holdtight · Melastomataceae -
Melaleuca linariifolia Sm. MELI7cajeput tree · Myrtaceae -
Melampodium cinereum DC. var. hirtellum Stuessy MECIHhoary blackfoot · Asteraceae -
Melampodium divaricatum (Rich.) DC. MEDI4boton de oro · Asteraceae -
Melampodium longicorne A. Gray MELOArizona blackfoot · Asteraceae -
Melampodium perfoliatum (Cav.) Kunth MEPE2perfoliate blackfoot · Asteraceae -
Melampodium strigosum Stuessy MEST8shaggy blackfoot · Asteraceae -
Melanthera biflora (L.) Wild MEBI4sea daisy · Asteraceae -
Melastoma candidum D. Don MECA9Asian melastome · Melastomataceae