Search Results — 78 specimen records retrieved (76 records with coordinates)
Results for search: County=CONTRA COSTA; Source=All; Collector=Ball;   
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET10595762  Hordeum murinum Ball 1975-3-2 BALL 456 Contra Costa In area #4. On beach ca. 30 yds. S of dam on E side of lake. Accompanying species include Bromus rigidus, etc. Soil sandy clay. 32 Comment
  CAS-BOT-BC440072  Claytonia perfoliata subsp. perfoliata Willis Ball 1975-2-23 444 Contra Costa Contra Loma Regional Park. In area #1. In flat area ca. 150 yds w of main parking lot. 30 Comment
  CHSC59814  Lithophragma affine Willis Ball 1975-3-26 518 Contra Costa On n facing slope of large hill ca. 500 yds s of main parking lot, in area #8, 780 yds w of Contra Loma Blvd., Contra Loma Regional Park. 121 Comment
  CHSC57511  Lithophragma parviflorum var. parviflorum Willis Ball 1975-4-19 522 Contra Costa Contra Loma Regional Park, in area #2. On n facing slope ca. 100 yds nw of boat ramp on w side of lake. 36 Comment
  CHSC57361  Caulanthus lasiophyllus Willis Ball 1975-3-2 451 Contra Costa Contra Loma Regional Park, in are #2. On s side of hill ca. 400 yds w of boat ramp at w side of lake. 60 Comment
  CHSC57360  Streptanthus Willis Ball 1975-3-26 519 Contra Costa Contra Loma Regional Park, in area #3. On hill ca. 100 yds. nw of the dam. 45 Comment
  CHSC33984  Malva nicaeensis Willis Ball 1975-4-19 525 Contra Costa Contra Loma Regional Park. In area #1 ca. 40 yds sw of restroom facility at s end of reservoir. In picnic area. 36 Comment
  CHSC25045  Poa secunda subsp. secunda Willis Ball 1975-3-9 480 Contra Costa In area #8. On slope of a hill ca. 510 yds. w of Contra Loma Blvd. 124 Comment
  CHSC25033  Geranium carolinianum Willis Ball 1975-3-26 512 Contra Costa Contra Loma Regional Park. In area #8. At the base of a large hill ca. 200 yds s of main parking lot at s end of lake. 60 Comment
  CHSC23876  Sinapis arvensis Willis Ball 1975-2-23 445 Contra Costa Contra Loma Regional Park. In area #1. Ca. 10 yds s of lake ca. 50 yds. w of restroom facilities at s end of lake. 33 Comment
  CHSC23362  Achillea millefolium Willis Ball 1975-4-19 520 Contra Costa Contra Loma Regional Park. In area #2. On n facing slope ca. 100 yds nw of boat ramp on w side of lake. 36 Comment
  CHSC23361  Lasthenia californica Willis Ball 1975-4-19 523 Contra Costa Contra Loma Regional Park. In area #1. Ca. 150 yds sw of main parking lot at the s end of the lake. 38 Comment
  CHSC23360  Frankenia salina Willis Ball 1975-6-1 534 Contra Costa Contra Loma Regional Park. In area #11. On s side of road ca. 200 yds e of main entrance to park. 60 Comment
  CHSC23359  Asclepias fascicularis Willis Ball 1975-6-1 533 Contra Costa Contra Loma Regional Park. In area #1 ca. 75 yds sw of main restroom facility at s end of reservoir. 45 Comment
  CHSC23358  Amsinckia intermedia Willis Ball 1975-3-2 475 Contra Costa Contra Loma Regional Park. In area #5. On w side of largest hill ca. 100 yds ne of main boat ramp at the s end of the reservoir. 45 Comment
  CHSC23357  Trifolium variegatum var. major Willis Ball 1975-3-26 515 Contra Costa Contra Loma Regional Park. In area #3. On n facing slope of large hill in area #3. Ca. 60 yds due nw of dam. Comment
  CHSC23356  Amsinckia intermedia Willis Ball 1975-2-23 448 Contra Costa Contra Loma Regional Park. In area #2. On s side of hill ca. 50 yds. ne of single restroom at sw end of reservoir, approximately 1/4 way up large hill. 38 Comment
  CHSC23355  Polygonum aviculare Willis Ball 1975-3-2 462 Contra Costa Contra Loma Regional Park. In area #4. In sand on beach e side of lake ca. 75 yds s of dam. 30 Comment
  CHSC23354  Bellis perennis Willis Ball 1975-2-23 441 Contra Costa Contra Loma Regional Park. In area #1. Ca. 40 yds W of restroom facility on the S end of the lake. 30 Comment
  CHSC23353  Vicia villosa subsp. varia Willis Ball 1975-4-19 526 Contra Costa In area #3 ca. 75 yds nw of dam. On n facing slope. 60 Comment
  CHSC23352  Cynodon dactylon Willis Ball 1975-5-15 527 Contra Costa Contra Loma Regional Park. In area #1 ca. 3 yds w of restroom facility at s end of reservoir. In lawn by beach area. 30 Comment
  CHSC23350  Convolvulus arvensis Willis Ball 1975-5-20 529 Contra Costa Contra Loma Regional Park. In area #1. At e end of island in center of main parking lot at s end of reservoir. 36 Comment
  CHSC23349  Centaurea solstitialis Willis Ball 1975-5-20 530 Contra Costa Contra Loma Regional Park. In area #10 ca. 300 yds e of dam. 33 Comment
  CHSC23348  Chenopodium album Willis Ball 1975-6-1 532 Contra Costa Contra Loma Regional Park. In area #11. On n side of road ca. 200 yds e of main entrance to park. 60 Comment
  CHSC23347  Blennosperma nanum Willis Ball 1975-3-2 470 Contra Costa Contra Loma Regional Park. In area #1. On small hill ca. 10 yds N of N end of main parking lot at S end of lake. 36 Comment
  CHSC23346  Croton setiger Willis Ball 1975-6-1 531 Contra Costa Contra Loma Regional Park. In area #7 on w side of road ca. 10 yds n of main entrance to park. 60 Comment
  CHSC23345  Layia chrysanthemoides Willis Ball 1975-3-22 497 Contra Costa In area #5. Field ca. 200 yds due e of main boat ramp. 36 Comment
Read comments
May 24 2013
  CHSC23344  Sonchus oleraceus Willis Ball 1975-3-2 468 Contra Costa Contra Loma Regional Park. In area #5. On the w side of a hill in area #5 ca. 10 yds. e of water on e side of lake. 32 Comment
  CHSC23343  Matricaria discoidea Willis Ball 1975-3-26 507 Contra Costa Contra Loma Regional Park. In area #1. All around the restroom facilities at s end of lake. 30 Comment
  CHSC23342  Cotula coronopifolia Willis Ball 1975-3-26 508 Contra Costa Contra Loma Regional Park. In area #1. On s side of lake ca. 50 yds. e of restroom facilities. 30 Comment
  CHSC23341  Baccharis salicifolia Willis Ball 1975-3-26 514 Contra Costa Contra Loma Regional Park. In area #2. On W side of lake ca. 30 yds. N of boat ramp on W side of lake. 30 Comment
  CHSC23340  Baccharis salicifolia Willis Ball 1975-3-2 460 Contra Costa Contra Loma Regional Park. In area #4. On beach on E side of lake ca. 175 yds S of dam. 30 Comment
  CHSC23339  Achyrachaena mollis Willis Ball 1974-4-21 426 Contra Costa Contra Loma Regional Park. In area #1. On the n side of road leading to main parking lot ca. 50 yds e of parking lot. 2 yds off road. 38 Comment
  CHSC23338  Balsamorhiza deltoidea Willis Ball 1975-3-26 511 Contra Costa Contra Loma Regional Park. In area #8. On N facing slope near top of hill ca. 500 yds S of main parking lot ca. 760 yds W of Contra Loma Blvd. 146 Comment
  CHSC23337  Achillea millefolium Willis Ball 1975-2-23 447 Contra Costa Contra Loma Regional Park. In area #2. On n facing slope ca. 100 yds nw of boat ramp on w side of lake. 36 Comment
  CHSC23336  Calandrinia ciliata var. menziesii Willis Ball 1975-3-2 473 Contra Costa Contra Loma Regional Park. In area #2. On s side of hill ca. 50 yds ne of single restroom at sw end of lake. Approximately half way up large hill. 53 Comment
  CHSC23335  Monolopia major Willis Ball 1975-3-2 474 Contra Costa Contra Loma Regional Park. In area #2. On s side of hill ca. 50 yds ne of single restroom at sw end of lake. Approximately half way up the hill. 53 Comment
  CHSC23334  Senecio vulgaris Willis Ball 1975-2-23 435 Contra Costa Contra Loma Regional Park. In area #1. Ca. 25 yds e of restroom facilities at s end of lake. 30 Comment
  CHSC21647  Bromus diandrus Willis Ball 1975-3-2 477 Contra Costa Contra Loma Regional Park. In area #4. On e side of lake ca. 175 yds s of dam. 30 Comment
  CHSC21646  Medicago polymorpha Willis Ball 1975-3-2 476 Contra Costa Contra Loma Regional Park. In area #4. On e side of lake ca. 100 yds s of dam. 30 Comment
  CHSC21645  Avena fatua Willis Ball 1975-3-2 469 Contra Costa Contral Loma Regional Park. In area #2. On s side of hill ca. 55 myds. ne of single restroom at sw end of lake. 39 Comment
  CHSC21644  Poa annua Willis Ball 1975-3-2 471 Contra Costa Contra Loma Regional Park. In area #1. At w end of main parking lot at s end of lake. 36 Comment
  CHSC21643  Erodium moschatum Willis Ball 1975-3-2 463 Contra Costa Contra Loma Regional Park. In area #1. In island in middle of main parking lot on s side of lake. 38 Comment
  CHSC21642  Lupinus succulentus Willis Ball 1975-3-2 464 Contra Costa Contra Loma Regional Park. In area #4. At edge of beach on e side of lake ca. 50 yds s of dam. 33 Comment
  CHSC21641  Melilotus indicus Willis Ball 1975-3-2 465 Contra Costa Contra Loma Regional Park. In area #4. In sand on beach on e side of lake 70 yds s of dam. 30 Comment
  CHSC21640  Marah fabacea Willis Ball 1975-3-2 466 Contra Costa In area #4. On hill top ca. 50 yds e of large willow trees at ne end of lake. Contra Loma Regional Park. 53 Comment
  CHSC21639  Avena fatua Willis Ball 1975-3-9 478 Contra Costa Contral Loma Regional Park. In area #8. Ca. 600 yds. sw of main parking lit ca. 800 yds. w of Contra Loma Blvd. 152 Comment
  CHSC21638  Bromus madritensis subsp. rubens Willis Ball 1975-3-9 479 Contra Costa Contra Loma Regional Park. In area #8. On top of hill ca. 600 yds. sw of main parking lot ca. 800 yds. w of Contra Loma Blvd. 152 Comment
  CHSC21637  Lupinus albifrons Willis Ball 1975-3-9 486 Contra Costa In area #8. On n facing slope of large hill ca. 510 yds s of main parking lot ca. 750 yds w of Contra Loma Blvd. 124 Comment
  CHSC21636  Collinsia sparsiflora Willis Ball 1975-3-9 487 Contra Costa In area #8. Ca. 500 yds s of main parking lot ca. 750 yds w of Contra Loma Blvd. Contra Loma Regional Park. 121 Comment
  CHSC21635  Claytonia perfoliata subsp. perfoliata Willis Ball 1975-3-9 488 Contra Costa Contra Loma Regional Park. In area #8. On n facing slope ca. 550 yds sw of main parking lot ca. 780 yds w of Contra Loma Blvd. 137 Comment
  CHSC21634  Gilia tricolor Willis Ball 1975-3-9 489 Contra Costa Contra Loma Regional Park. In area #8. Level mound ca. 450 yds s of main parking lot ca. 750 yds w of Contra Loma Blvd. 76 Comment
  CHSC21633  Pentagramma triangularis Willis Ball 1975-3-9 490 Contra Costa In area #8. Ca. 560 yds sw of main parking lot ca. 800 yds w of Contra Loma Blvd. 137 Comment
  CHSC21632  Dodecatheon hendersonii Willis Ball 1975-3-9 493 Contra Costa Contra Loma Regional Park. In area #8. On n facing slope near top of hill ca. 550 yds sw of main parking lot ca. 850 yds w of Contra Loma Blvd. 149 Comment
  CHSC21631  Dodecatheon clevelandii subsp. patulum Willis Ball 1975-3-9 494 Contra Costa Contra Loma Regional Park. In area #8. On n facing slope near top of hill ca. 500 yds s of main parking lot ca. 750 yds w of Contra Loma Blvd. 149 Comment
  CHSC21630  Sanicula bipinnata Willis Ball 1975-3-9 495 Contra Costa Contra Loma Regional Park. In area #8. At the peak of a large hill ca. 560 yds s of main parking lot ca. 800 yds w of Contra Loma Blvd. 152 Comment
  CHSC21629  Crassula connata Willis Ball 1975-4-19 521 Contra Costa In area #8 ca. 450 yds s of main parking lot ca. 750 yds w of Conta Loma Blvd. Contra Costa Regional Park. 76 Comment
  CHSC21628  Lolium multiflorum Willis Ball 1975-4-19 524 Contra Costa Contra Loma Regional Park. In area #1. Immediately to the s side of the main parking lot at the s end of the lake. 33 Comment
  CHSC21627  Trifolium willdenovii Willis Ball 1975-3-9 485 Contra Costa Contra Loma Regional Park. In area #8. On n facing slope on small level mound ca. 450 yds s of main parking lot ca. 750 yds w of Contra Loma Blvd. 76 Comment
  CHSC21626  Veronica serpyllifolia subsp. serpyllifolia Willis Ball 1975-3-26 510 Contra Costa Contra Loma Regional Park. In area #1. On s side of lake ca. 50 yds e of restroom facilities. 30 Comment
  CHSC21625  Phacelia tanacetifolia Willis Ball 1975-3-26 513 Contra Costa Contra Loma Regional Park. In area #3. Beside trail immediately 25 yds sw of dam. 33 Comment
  CHSC21624  Triteleia laxa Willis Ball 1975-3-25 505 Contra Costa In area #1. On s side of road leading to main parking lot at s end of lake ca. 35 yds e of parking lot. Contral Costa Regional Park. 38 Comment
  CHSC21623  Bromus catharticus Willis Ball 1975-3-25 503 Contra Costa Contra Loma Regional Park. In area #1. Under olive trees in picnic area ca. 50 yds w of main parking lot ca. 50 yds s of the lake. 36 Comment
  CHSC21622  Triphysaria eriantha Willis Ball 1975-3-15 496 Contra Costa Contra Loma Regional Park. In area #10. In flat area 200 yds ne of dam. 36 Comment
  CHSC21621  Sanicula bipinnatifida Willis Ball 1975-3-25 502 Contra Costa Contra Loma Regional Park. In area #3. At peak of larg hill inarea #3 ca. 120 yds sw of the Dam. 60 Comment
  CHSC21620  Castilleja exserta Willis Ball 1974-4-21 425 Contra Costa In area #7. Immediately to the w side of Contra Loma Blvd. ca. 400 yds s of the main boat ramp. Contra Loma Regional Park. 45 Comment
  CHSC21619  Sinapis arvensis Willis Ball 1974-4-21 427 Contra Costa Contra Loma Regional Park. In island in center of main parking lot at s end of lake. 36 Comment
  CHSC21618  Lupinus bicolor Willis Ball 1974-4-21 428 Contra Costa Contra Loma Regional Park. In area #1. On n side of road leading to main parking lot ca. 150 yds e of lot. One yd. n of road. 38 Comment
  CHSC21617  Bromus hordeaceus Willis Ball 1974-4-21 429 Contra Costa Contra Loma Regional Park. In area #6. On e side of Contra Loma Blvd. ca. 300 yds. s of main boat ramp at s end of lake. One yd. off road. 45 Comment
  CHSC21616  Hordeum murinum subsp. leporinum Willis Ball 1974-4-21 430 Contra Costa Contra Loma Regional Park. In area #1. Immediately to the s side of the main parking lot at the s end of the lake. 38 Comment
  CHSC21614  Plantago major Willis Ball 1975-2-23 434 Contra Costa Contra Loma Regional Park. Small population in area #1 spread out in picnic area ca. 100 yds s of lake. 10 yds n of w end of parking lot. 45 Comment
  CHSC21613  Capsella bursa-pastoris Willis Ball 1975-2-23 438 Contra Costa Contra Loma Regional Park. In area #1. Ca. 10 yds e of restroom facility on n side of lake. 30 Comment
  CHSC21612  Galium aparine Willis Ball 1975-2-23 440 Contra Costa Contra Loma Regional Park. In area #2. On SE side of hill ca. 20 yds W of boat ramp at W side of lake. 45 Comment
  CHSC21611  Dichelostemma capitatum subsp. capitatum Willis Ball 1975-2-23 442 Contra Costa In area #2. Ca. 50 yds sw of main parking lot. Contra Loma Regional Park. 45 Comment
  CHSC21610  Phacelia ciliata Willis Ball 1975-2-23 450 Contra Costa Contra Loma Regional Park. In area #2. On s side of hill ca. 40 yds w of boat ramp at w side of lake. 60 Comment
  CHSC21609  Stellaria media Willis Ball 1975-2-23 443 Contra Costa Contra Loma Regional Park. In area #1. Ca. 150 yds w of main parking lot. 30 Comment
  CHSC21608  Vulpia myuros var. myuros Willis Ball 1975-3-2 453 Contra Costa Contra Loma Regional Park. In area #4. Ca. 50 yds. s of dam on the e side of the lake. 30 Comment
  CHSC21607  Lepidium nitidum Willis Ball 1975-2-23 446 Contra Costa Contra Loma Regional Park. In area #2. Ca. 160 yds w of main parking lot. 30 Comment



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