Displaying 1 - 75 out of 296 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | ||
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| Epipactis gigantea Douglas ex Hook. | L. Ahart 5729 | 09 Jun 1987 | United States of America | California | Butte Co. Along the edge… | — | 621805 |
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| Echinochloa colona (L.) Link | L. Ahart s.n. | 17 Sep 1984 | United States of America | California | Butte Co. Peter Ahart Ranch,… | — | 1697393 |
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| Echinochloa colona (L.) Link | L. Ahart s.n. | 17 Sep 1984 | United States of America | California | Butte Co. Peter Ahart Ranch,… | — | 1697415 |
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| Echinochloa crus-galli (L.) P.Beauv. | L. Ahart 5758 | 03 Aug 1987 | United States of America | California | Butte Co. Along the North… | — | 1697875 |
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| Echinochloa crus-galli (L.) P.Beauv. | L. Ahart 4792b | 17 Sep 1984 | United States of America | California | Butte Co. Peter Ahart Ranch,… | — | 1697878 |
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| Eragrostis cilianensis (All.) Vignolo ex Janch. | L. Ahart 3063 | 05 Sep 1981 | United States of America | California | Butte Co. Just a little… | — | 1682184 |
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| Eragrostis pectinacea var. pectinacea | L. Ahart 4401 | 04 Sep 1983 | United States of America | California | Sutter Co. Dean Ranch, Sutter… | — | 1699797 |
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| Eragrostis pilosa (L.) P.Beauv. | L. Ahart 5697 | 27 May 1987 | United States of America | California | Butte Co. Along the North… | — | 1699959 |
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| Achnatherum stillmanii (Bol.) Barkworth | L. Ahart 10434 | 20 Jul 2003 | United States of America | California | Butte Co. West of gate… | — | 199240 |
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| Aegilops triuncialis L. | L. Ahart 2227 | 10 May 1980 | United States of America | California | Butte Co. Peter Ahart Ranch,… | — | 1554224 |
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| Agrostis exarata Trin. | L. Ahart 5765 | 03 Jul 1987 | United States of America | California | Butte Co. Along the North… | — | 1555106 |
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| Agrostis exarata Trin. | L. Ahart 5799 | 08 Jul 1987 | United States of America | California | Butte Co. Along Big Bar… | — | 1555107 |
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| Agrostis scabra Willd. | L. Ahart 3730 | 28 Jul 1982 | United States of America | California | Sierra Co. Along the edge… | — | 1532819 |
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| Aira caryophyllea L. | L. Ahart 3913 | 01 Apr 1983 | United States of America | California | Butte Co. Along edge of… | — | 1637397 |
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| Alopecurus aequalis Sobol. | L. Ahart 3022 | 07 Aug 1981 | United States of America | California | Plumas Co. Lake ca. 1… | — | 1637842 |
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| Alopecurus aequalis Sobol. | L. Ahart 3022 | 07 Aug 1981 | United States of America | California | Plumas Co. About 1 mile… | — | 1637844 |
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| Alopecurus carolinianus Walter | L. Ahart s.n. | 19 Apr 1977 | United States of America | California | Butte Co. Peter Ahart Ranch.… | — | 1637868 |
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| Alopecurus carolinianus Walter | L. Ahart 3430 | 10 May 1982 | United States of America | California | Butte Co. On the floor… | — | 1637944 |
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| Alopecurus saccatus Vasey | L. Ahart 3978 | 12 May 1983 | United States of America | California | Butte Co. About 0.5 mi.… | — | 1638450 |
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| Calamagrostis canadensis (Michx.) P.Beauv. | L. Ahart 5917 | 17 Oct 1987 | United States of America | California | Butte Co. Along the Esat… | — | 1646266 |
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| Gastridium ventricosum (Gouan) Schinz & Thell. | L. Ahart 10295 | 20 Jun 2003 | United States of America | California | Butte Co. T17N, R4E, southeast… | — | 199221 |
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| Muhlenbergia jonesii (Vasey) Hitchc. | L. Ahart 5198 | 12 Oct 1985 | United States of America | California | Butte Co. Near the E.… | — | 1740673 |
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| Panicum capillare L. | L. Ahart 4448 | 19 Sep 1983 | United States of America | California | Sutter Co. South side of… | — | 1767078 |
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| Paspalum dilatatum Poir. | L. Ahart 4449 | 19 Sep 1983 | United States of America | California | Sierra Nevada; Along edge of… | — | 1765473 |
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| Hedypnois cretica (L.) Dum.Cours. | L. Ahart 10179 | 15 May 2003 | United States of America | California | Butte Co. On the west… | — | 1745572 |
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| Calycadenia spicata (Greene) Greene | L. Ahart 10296 | 20 Jun 2003 | United States of America | California | Butte Co. T17N, R4E, northwest… | — | 199222 |
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| Ammannia robusta Heer & Regel | L. Ahart 10294 | 19 Jun 2003 | United States of America | California | Butte Co. T17N, R4E, northwest… | — | 199220 |
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| Picris echioides L. | L. Ahart 10285 | 16 Jun 2003 | United States of America | California | Butte Co. T19N, R2E, northeast… | — | 199219 |
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| Parentucellia viscosa (L.) Caruel | L. Ahart 10284 | 15 Jun 2003 | United States of America | California | Butte Co. T17N, R4E, southeast… | — | 199218 |
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| Sanguisorba minor subsp. muricata Briq. | L. Ahart 10339 | 01 Jul 2003 | United States of America | California | Yuba Co. T18N, R7E, southwest… | — | 199230 |
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| Tauschia kelloggii (A.Gray) J.F.Macbr. | L. Ahart 10338 | 01 Jul 2003 | United States of America | California | Yuba Co. T18N, R7E, southwest… | — | 199229 |
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| Horkelia californica subsp. dissita (Crum ex Jeps.) Ertter | L. Ahart 10318 | 29 Jun 2003 | United States of America | California | Yuba Co. T19N, R6E, southwest… | — | 199228 |
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| Sherardia arvensis L. | L. Ahart 10315 | 25 Jun 2003 | United States of America | California | Butte Co. T17N, R4E, very… | — | 199225 | ||
| Secale cereale L. | L. Ahart 10936 | 17 May 2004 | United States of America | California | Butte Co. T21N, R2E, southwest… | — | 199280 |
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| Epilobium densiflorum (Lindl.) Hoch & P.H.Raven | L. Ahart 11287 | 20 Jul 2004 | United States of America | California | Butte Co. T17N, R4E, southeast… | — | 199286 |
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| Poa tenerrima Scribn. | L. Ahart 3930 | 10 Apr 1983 | United States of America | California | Butte Co. The Sierra Nevada.… | — | 1810389 |
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| Symphyotrichum chilense (Nees) G.L.Nesom | L. Ahart 3062 | 31 Aug 1981 | United States of America | California | Butte Co. Wyandotte Lake, E… | — | 1788242 |
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| Arnica latifolia Bong. | L. Ahart 2489 | 27 Jul 1980 | United States of America | California | Plumas Co. About 5 miles… | — | 1881993 |
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| Calycadenia truncata subsp. scabrella Drew | L. Ahart 2449 | 04 Jul 1980 | United States of America | California | Butte Co. The Sierra Nevada.… | — | 2030601 |
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| Eclipta prostrata (L.) L. | L. Ahart 2660 | 28 Sep 1980 | United States of America | California | Butte Co. Valley grassland; Peter… | — | 2071482 |
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| Carex aurea Nutt. | L. Ahart 3046 | 15 Aug 1981 | United States of America | California | Butte Co. Southeast of Snag… | — | 2238435 |
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| Carex densa (L.H.Bailey) L.H.Bailey | L. Ahart 2249 | 12 May 1980 | United States of America | California | Butte Co. Peter Ahart Ranch,… | — | 2262341 |
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| Carex diandra Schrank | L. Ahart 2671 | 06 Oct 1980 | United States of America | California | Plumas Co. Lake, 1/2 mile… | — | 2262618 |
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| Carex divulsa Stokes | L. Ahart 17948 | 30 Apr 2012 | United States of America | California | Butte Co. SW 1/4 of… | — | 2263468 |
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| Carex feta L.H.Bailey | L. Ahart 5544 | 06 May 1987 | United States of America | California | Butte Co. Along the North… | — | 2275710 |
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| Carex gracilior Mack. | L. Ahart 13675 | 16 Apr 2007 | United States of America | California | Butte Co. On the west… | — | 2278076 |
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| Carex heteroneura W.Boott | L. Ahart 54520 | 12 Aug 1981 | United States of America | California | Inyo Co. Sierra Nevada. Mosquito… | — | 2190176 |
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| Carex laeviconica Dewey | L. Ahart 3048 | 15 Aug 1981 | United States of America | California | Butte Co. Southeast of Snag… | — | 2193533 |
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| Carex multicaulis L.H.Bailey | L. Ahart 5642 | 12 May 1987 | United States of America | California | Butte Co. South of Lumpkin… | — | 2292430 |
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| Juncus uncialis Greene | L. Ahart s.n. | 25 Apr 1979 | United States of America | California | Tehama Co. About 5 miles… | — | 2403361 |
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| Carex amplifolia Boott | L. Ahart 13536 | 31 Oct 2006 | United States of America | California | Colusa Co. Along the bottom… | — | 2330379 |
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| Carex multicaulis L.H.Bailey | L. Ahart 12844 | 21 Jun 2006 | United States of America | California | Sierra Co. On east side… | — | 2330406 |
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| Carex multicaulis L.H.Bailey | L. Ahart 12892 | 28 Jun 2006 | United States of America | California | Sierra Co. About 3/4 mile… | — | 2330407 |
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| Solidago californica Nutt. | L. Ahart 2467 | 20 Jul 1980 | United States of America | California | Butte Co. Near the Suspension… | — | 2337917 |
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| Carex cyrtostachya Zika | L. Ahart 8558 | 07 Jul 2000 | United States of America | California | Butte Co. Upper west branch… | — | 2331068 |
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| Carex cyrtostachya Zika | L. Ahart 8558 | 07 Jul 2000 | United States of America | California | Butte Co. On the north… | — | 2330987 |
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| Carex divulsa Stokes | L. Ahart 18113 | 25 May 2012 | United States of America | California | Butte Co. Northwest of the… | — | 2330989 |
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| Juncus acuminatus Michx. | L. Ahart 2672 | 06 Oct 1980 | United States of America | California | Plumas Co. The Sierra Nevada.… | — | 2375001 |
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| Juncus articulatus var. articulatus | L. Ahart 2395 | 19 Jun 1980 | United States of America | California | Yuba Co. Sierra Nevada. 3… | — | 2379080 |
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| Juncus brachycarpus Engelm. | L. Ahart 14814 | 13 Jun 2008 | United States of America | California | Butte Co. SW1/4 Section 36.… | — | 2379324 |
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| Juncus bufonius L. | L. Ahart s.n. | 11 May 1979 | United States of America | California | Butte Co. Peter Ahart Ranch,… | — | 2380018 |
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| Juncus bufonius L. | L. Ahart 2378 | 15 Jun 1980 | United States of America | California | Butte Co. Ca 1 1/2… | — | 2380309 |
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| Juncus capitatus Weigel | L. Ahart 2273 | 17 May 1980 | United States of America | California | Butte Co. 1/2 mile south-east… | — | 2381046 |
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| Juncus covillei Piper | L. Ahart 5707 | 27 May 1987 | United States of America | California | Butte Co. Along the North… | — | 2381588 |
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| Juncus cyperoides Laharpe | L. Ahart 2925 | 07 Jul 1981 | United States of America | California | Butte Co. Black Bart Road,… | — | 2381603 |
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| Juncus dubius Engelm. | L. Ahart 2998 | 24 Jul 1981 | United States of America | California | Butte Co. Along Black Bart… | — | 2382467 |
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| Juncus effusus subsp. pacificus (Fernald & Wiegand) Lint ex Zika | L. Ahart 14301 | 13 Jul 2007 | United States of America | California | Yuba Co. About 30 yards… | — | 2382945 |
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| Juncus ensifolius Wikstr. | L. Ahart 2673 | 06 Oct 1980 | United States of America | California | Plumas Co. About 1 mile… | — | 2383398 |
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| Juncus ensifolius Wikstr. | L. Ahart 2539 | 12 Aug 1980 | United States of America | California | Yuba Co. Along Slate Creek | — | 2383431 |
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| Juncus kelloggii Engelm. | L. Ahart 2240 | 11 May 1980 | United States of America | California | Butte Co. Open pasture field… | — | 2395190 |
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| Juncus kelloggii Engelm. | L. Ahart 2263 | 13 May 1980 | United States of America | California | Butte Co. W of Pentz-Magalia… | — | 2395191 |
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| Juncus leiospermus F.J.Herm. | L. Ahart 4589 | 07 May 1984 | United States of America | California | Butte Co. ca 0.5 mi… | — | 2395243 |
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| Juncus leiospermus var. ahartii Ertter | L. Ahart 3434 | 14 May 1982 | United States of America | California | Butte Co. Peter Ahart Ranch,… | — | 2395246 |
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| Juncus leiospermus var. ahartii Ertter | L. Ahart 2238 | 10 May 1980 | United States of America | California | Butte Co. Peter Ahart Ranch… | — | 2395247 |
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| Juncus leiospermus F.J.Herm. var. leiospermus | L. Ahart 1857 | 07 May 1979 | United States of America | California | Butte Co. 2.5 mi SE… | — | 2395248 |
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