Lactuca serriola (Prickly Lettuce)

CladePhylumCladeCladeCladeOrderFamilySubfamilyTribeGenus
SpermatophytesAngiospermaeMesangiospermaeEudicotyledoneaeAsteridsAsteralesAsteraceaeCichorioideaeCichorieaeLactuca
Lactuca serriola Flower
Lactuca serriola Fruit
Lactuca serriola Leaf
Lactuca serriola Plant
HiRes Images

General Information

Sightings:169
Type(s):introduced, annual, flowering plant, plant

Trail List

  • Santa Barbara
    • Chaparral
      • FR 5N13 SY2Franklin
    • Paradise Rd
      • 19 Oaks Camp Trail
      • Aliso Loop
      • Camuesa Canyon FRd
      • Old Mine Trail
      • Paradise Rd.
      • Santa Cruz Trail (Upper Oso)
    • Riparian
      • Aliso Creek
      • Forbush Creek
      • Santa Ynez River
    • SB Back Country
      • Blue Canyon Trail Cot2Camuesa
      • Blue Canyon Trail Cot2Rom
      • CS Mono
      • Cold Spring For2Grotto
      • Cottam Meadow
      • Forbush Meadow
      • Forbush Meadow Loop
      • Gibraltar Back Rd.
      • Grotto<->Mine
      • Mercury Mine Rd.
      • Romero Back Rd.
      • Tequepis Trail
      • Upper Blue Canyon Trail
    • SB Front Country
      • Arroyo Burro Trail
      • Cold Spring Below Powerlines
      • Cold Spring West Fork
      • Jesusita
      • Jesusita Meadows
      • Jesusita Tunnel
      • Old Inspiration
      • Romero Rd.
      • San Antonio Creek Trail
    • Seaside
      • Goleta slough
    • Summit
      • Camino Cielo
      • West Camino Cielo
      • West Camino Cielo (paved)
    • Urban
      • Bird sanctuary
      • Cabrillo
      • Calle Real
      • Coast Village Roundabout
      • Ellwood Mesa
      • Garden St.
      • Las Positas
      • Los Positas
      • Maria Ygnacio bikepath
      • Modoc
      • Modoc Lupin Wall
      • More Mesa
      • More Mesa Main Loop
      • Mountain Dr.
      • Old San Marcos Rd.
      • San Roque Rd.
      • Slough Track
      • UCSB bikepath
    • Wilderness
      • Figueroa Mountain Rd.
      • Manzana Creek Trail
      • Santa Cruz Back (LP2SC)
    • unspecified
      • 101 SB
      • AB Dirt 1
      • Rattlesnake Trail
  • Ventura
    • Chaparral
      • Cozy Dell Trail
    • unspecified
      • US101

Sightings Table

DateLatLonAltitudeTemperatureHumidityTrail
2018-10-16 08:02:1334.4549-119.586147m. (482ft.)18°C (64°F)18%Romero Rd.
2018-10-09 10:37:0534.5732-119.754168m. (552ft.)23°C (73°F)23%19 Oaks Camp Trail
2018-10-09 10:22:3634.5705-119.757148m. (488ft.)22°C (72°F)22%Santa Cruz Trail (Upper Oso)
2018-09-25 08:50:4834.4678-119.602273m. (898ft.)20°C (68°F)20%Romero Rd.
2018-09-25 08:46:0134.465-119.603261m. (857ft.)21°C (70°F)21%Romero Rd.
2018-09-20 09:10:4334.426-119.73416m. (54ft.)24°C (75°F)24%Los Positas
2018-09-16 09:53:2334.5213-119.63136m. (446ft.)22°C (72°F)22%CS Mono
2018-09-13 08:25:5534.4261-119.73414m. (46ft.)21°C (70°F)21%Los Positas
2018-09-04 08:49:0634.4776-119.594279m. (916ft.)21°C (70°F)21%Romero Back Rd.
2018-09-04 08:36:1534.4676-119.602276m. (908ft.)23°C (73°F)23%Romero Rd.
2018-09-04 08:31:1934.4651-119.603266m. (873ft.)20°C (68°F)20%Romero Rd.
2018-08-21 10:56:5334.5704-119.757140m. (459ft.)25°C (77°F)25%Santa Cruz Trail (Upper Oso)
2018-08-21 10:29:4334.5593-119.771113m. (371ft.)22°C (72°F)22%Camuesa Canyon FRd
2018-08-21 09:59:0034.5422-119.767101m. (334ft.)22°C (72°F)22%Paradise Rd.
2018-08-04 08:20:3734.4757-119.725109m. (360ft.)20°C (68°F)20%Jesusita
2018-08-04 08:03:0734.4621-119.7356m. (184ft.)20°C (68°F)20%Jesusita Meadows
2018-07-31 07:08:3634.4786-119.743135m. (445ft.)22°C (72°F)22%Arroyo Burro Trail
2018-07-29 07:40:1634.5279-119.953333m. (1094ft.)25°C (77°F)25%Tequepis Trail
2018-07-24 08:35:2634.4265-119.73415m. (49ft.)23°C (73°F)23%Los Positas
2018-07-24 08:34:2034.4261-119.73514m. (46ft.)22°C (72°F)22%Los Positas
2018-07-01 10:23:1234.428-119.749m. (32ft.)21°C (70°F)21%101 SB
2018-06-24 09:01:0734.8015-120.002121m. (397ft.)19°C (66°F)19%Manzana Creek Trail
2018-06-12 06:31:0734.4882-119.532172m. (566ft.)N/AN/AFR 5N13 SY2Franklin
2017-10-08 08:53:5534.2823-119.31519m. (65ft.)19°C (66°F)19%US101
2017-10-07 08:00:2434.4586-119.72852m. (173ft.)16°C (61°F)16%Jesusita
2017-09-28 10:05:3934.4346-119.7517m. (58ft.)26°C (79°F)26%Modoc Lupin Wall
2017-09-28 09:46:5434.4335-119.7816m. (22ft.)26°C (79°F)26%UCSB bikepath
2017-09-19 09:54:5434.5291-119.629135m. (445ft.)23°C (73°F)23%CS Mono
2017-09-17 10:34:0534.5009-119.693286m. (939ft.)19°C (66°F)19%Gibraltar Back Rd.
2017-09-05 11:11:1834.4686-119.73788m. (291ft.)28°C (82°F)28%AB Dirt 1
2017-09-02 07:57:2834.4754-119.725122m. (401ft.)30°C (86°F)30%Jesusita
2017-08-15 11:28:3734.4991-119.695295m. (968ft.)22°C (72°F)22%Gibraltar Back Rd.
2017-08-15 10:52:5534.5011-119.672213m. (699ft.)20°C (68°F)20%Gibraltar Back Rd.
2017-08-15 10:12:4734.5206-119.673136m. (448ft.)16°C (61°F)16%Mercury Mine Rd.
2017-08-13 09:12:3434.4962-119.612141m. (465ft.)28°C (82°F)28%Cottam Meadow
2017-08-11 09:53:4534.4337-119.78112m. (40ft.)N/AN/AUCSB bikepath
2017-08-03 07:17:4134.4758-119.725112m. (369ft.)N/AN/AJesusita
2017-07-23 09:07:3434.4548-119.73245m. (149ft.)N/AN/AJesusita
2017-07-20 07:45:1534.465-119.73585m. (281ft.)N/AN/AArroyo Burro Trail
2017-07-18 08:29:5234.4209-119.8293m. (12ft.)N/AN/ASlough Track
2017-07-16 08:08:3334.4109-119.7414m. (47ft.)N/AN/ALos Positas
2017-07-09 08:25:1834.4273-119.73424m. (79ft.)N/AN/ALos Positas
2017-07-09 08:11:3234.4108-119.7413m. (43ft.)N/AN/ALos Positas
2017-07-09 06:47:3234.4368-119.75426m. (87ft.)N/AN/AModoc
2017-07-03 11:00:00N/AN/AN/AN/AN/ALos Positas
2017-06-24 09:34:3934.4542-119.72956m. (185ft.)N/AN/ASan Roque Rd.
2017-06-18 07:32:2734.5727-119.755168m. (551ft.)N/AN/AOld Mine Trail
2017-06-03 10:17:5634.4689-119.737102m. (337ft.)N/AN/AAB Dirt 1
2017-05-20 14:38:0934.465-119.819m. (65ft.)N/AN/AOld San Marcos Rd.
2017-02-25 08:45:1234.4711-119.713162m. (533ft.)N/AN/AOld Inspiration
2016-10-22 00:00:00N/AN/AN/AN/AN/AJesusita
2016-10-20 00:00:00N/AN/AN/AN/AN/AModoc
2016-09-27 00:00:00N/AN/AN/AN/AN/ALos Positas
2016-09-11 10:06:2934.5212-119.63123m. (405ft.)N/AN/ACS Mono
2016-09-10 09:35:0634.4613-119.72951m. (168ft.)N/AN/AJesusita Meadows
2016-09-05 00:00:0034.4056-119.7394m. (13ft.)N/AN/ALos Positas
2016-08-24 00:00:0034.4057-119.744m. (13ft.)N/AN/ALos Positas
2016-08-20 09:13:5734.4613-119.72957m. (188ft.)N/AN/AJesusita Meadows
2016-08-14 08:22:1834.501-119.61142m. (467ft.)N/AN/ABlue Canyon Trail Cot2Camuesa
2016-08-12 08:45:1034.4973-119.638214m. (702ft.)N/AN/AForbush Meadow Loop
2016-08-10 08:17:0834.4268-119.73420m. (67ft.)N/AN/ALos Positas
2016-08-10 08:16:3234.4262-119.73418m. (61ft.)N/AN/ALos Positas
2016-07-31 08:54:3134.4614-119.72947m. (155ft.)N/AN/AJesusita Meadows
2016-07-23 07:29:4434.4614-119.72942m. (140ft.)N/AN/AJesusita Meadows
2016-07-19 08:47:4834.5429-119.81481m. (268ft.)N/AN/AParadise Rd.
2016-07-17 09:42:4034.5011-119.61125m. (412ft.)N/AN/ABlue Canyon Trail Cot2Camuesa
2016-07-12 07:47:2334.5203-119.915266m. (874ft.)N/AN/AWest Camino Cielo
2016-07-05 12:05:5634.522-119.628124m. (409ft.)N/AN/ACS Mono
2016-07-05 10:45:4134.5256-119.627123m. (405ft.)N/AN/ACS Mono
2016-06-10 10:06:0734.4226-119.824-12m. (-41ft.)N/AN/AGoleta slough
2016-06-05 00:00:00N/AN/AN/AN/AN/AModoc
2016-05-22 09:24:4534.6073-119.75331m. (1087ft.)N/AN/ASanta Cruz Back (LP2SC)
2016-04-28 10:37:5034.5633-119.768112m. (370ft.)N/AN/ACamuesa Canyon FRd
2016-03-27 08:43:4834.736-119.997305m. (1001ft.)N/AN/AFigueroa Mountain Rd.
2015-10-25 10:15:0834.4973-119.638209m. (688ft.)N/AN/AForbush Meadow
2015-09-29 09:28:3834.4973-119.638215m. (706ft.)N/AN/AForbush Meadow
2015-09-24 07:03:4334.4524-119.7334m. (113ft.)N/AN/ASan Roque Rd.
2015-09-19 00:00:0034.4204-119.6592m. (7ft.)N/AN/ABird sanctuary
2015-09-08 08:31:1534.4972-119.638214m. (703ft.)N/AN/AForbush Meadow
2015-09-04 09:14:1734.4263-119.7347m. (24ft.)N/AN/ALos Positas
2015-08-21 09:01:4134.4787-119.605311m. (1020ft.)N/AN/ACamino Cielo
2015-08-18 09:34:3434.5009-119.61144m. (474ft.)N/AN/ABlue Canyon Trail Cot2Camuesa
2015-08-13 08:02:4934.4218-119.78814m. (48ft.)N/AN/AMore Mesa Main Loop
2015-08-09 08:56:2534.5659-119.761131m. (432ft.)N/AN/ASanta Cruz Trail (Upper Oso)
2015-08-09 08:43:5934.5725-119.754160m. (528ft.)N/AN/A19 Oaks Camp Trail
2015-08-06 07:43:1734.4613-119.72967m. (220ft.)N/AN/AJesusita
2015-08-03 00:00:00N/AN/AN/AN/AN/ACoast Village Roundabout
2015-07-25 19:36:3434.5022-119.856268m. (882ft.)N/AN/AWest Camino Cielo (paved)
2015-07-21 11:54:3834.4635-119.649121m. (397ft.)N/AN/ACold Spring Below Powerlines
2015-07-16 09:10:0734.4656-119.663134m. (440ft.)N/AN/ACold Spring West Fork
2015-07-14 09:43:1934.4936-119.596160m. (527ft.)N/AN/ABlue Canyon Trail Cot2Rom
2015-07-12 11:46:4134.5607-119.758186m. (610ft.)N/AN/ACamuesa Canyon FRd
2015-07-11 00:00:00N/AN/AN/AN/AN/AEllwood Mesa
2015-07-05 09:30:0434.4766-119.724114m. (375ft.)N/AN/AJesusita
2015-06-25 07:40:2434.4763-119.724110m. (363ft.)N/AN/AJesusita
2015-06-18 08:50:0334.4765-119.724112m. (370ft.)N/AN/AJesusita
2015-06-09 09:46:5234.4978-119.637210m. (689ft.)N/AN/AForbush Meadow
2015-05-17 13:27:3934.4784-119.2971m. (234ft.)N/AN/ACozy Dell Trail
2015-04-08 14:45:5934.549-119.78699m. (328ft.)N/AN/AAliso Loop
2014-10-30 16:45:0234.5547-119.786104m. (342ft.)N/AN/AAliso Creek
2014-10-26 10:54:4734.543-119.76897m. (321ft.)N/AN/AParadise Rd.
2014-10-26 10:28:0334.5387-119.74796m. (315ft.)N/AN/ASanta Ynez River
2014-10-18 13:00:00N/AN/AN/AN/AN/AGarden St.
2014-10-04 00:00:00N/AN/AN/AN/AN/AModoc
2014-09-25 00:00:00N/AN/AN/AN/AN/ASan Roque Rd.
2014-09-23 06:56:4634.462-119.73266m. (217ft.)N/AN/AArroyo Burro Trail
2014-09-21 07:13:5234.5238-119.658152m. (500ft.)N/AN/AGrotto<->Mine
2014-08-26 10:08:4834.5125-119.601142m. (467ft.)N/AN/ABlue Canyon Trail Cot2Camuesa
2014-08-09 00:00:00N/AN/AN/AN/AN/AEllwood Mesa
2014-08-05 00:00:0034.5121-119.6145m. (476ft.)N/AN/ABlue Canyon Trail Cot2Camuesa
2014-08-05 00:00:0034.4959-119.613148m. (486ft.)N/AN/AForbush Creek
2014-08-05 00:00:0034.4936-119.597156m. (512ft.)N/AN/ABlue Canyon Trail Cot2Rom
2014-08-03 00:00:0034.5129-119.63137m. (451ft.)N/AN/ACS Mono
2014-07-22 00:00:0034.4917-119.591161m. (530ft.)N/AN/AUpper Blue Canyon Trail
2014-07-12 00:00:00N/AN/AN/AN/AN/AMore Mesa
2014-07-01 00:00:0034.501-119.61146m. (481ft.)N/AN/ABlue Canyon Trail Cot2Camuesa
2014-06-17 00:00:0034.4968-119.612143m. (471ft.)N/AN/ACottam Meadow
2014-06-04 00:00:00N/AN/AN/AN/AN/ACoast Village Roundabout
2014-05-28 00:00:00N/AN/AN/AN/AN/ACoast Village Roundabout
2014-01-01 00:00:00N/AN/AN/AN/AN/AOld San Marcos Rd.
2013-10-13 00:00:00N/AN/AN/AN/AN/AModoc
2013-10-02 00:00:00N/AN/AN/AN/AN/ACabrillo
2013-09-02 00:00:00N/AN/AN/AN/AN/AUCSB bikepath
2013-08-13 00:00:00N/AN/AN/AN/AN/AMountain Dr.
2013-08-01 00:00:00N/AN/AN/AN/AN/ACalle Real
2013-07-25 00:00:00N/AN/AN/AN/AN/AJesusita
2013-07-03 00:00:00N/AN/AN/AN/AN/AOld San Marcos Rd.
2013-07-03 00:00:00N/AN/AN/AN/AN/ACamino Cielo
2013-07-02 00:00:00N/AN/AN/AN/AN/AForbush Meadow
2013-07-01 00:00:00N/AN/AN/AN/AN/ACoast Village Roundabout
2013-06-30 00:00:00N/AN/AN/AN/AN/AJesusita
2013-06-29 00:00:00N/AN/AN/AN/AN/AMaria Ygnacio bikepath
2013-06-27 00:00:00N/AN/AN/AN/AN/AJesusita
2013-06-23 00:00:00N/AN/AN/AN/AN/ACold Spring West Fork
2013-06-23 00:00:00N/AN/AN/AN/AN/ARattlesnake Trail
2013-06-20 00:00:00N/AN/AN/AN/AN/ALos Positas
2012-11-07 00:00:00N/AN/AN/AN/AN/AN/A
2012-11-06 00:00:00N/AN/AN/AN/AN/AJesusita
2012-11-01 00:00:00N/AN/AN/AN/AN/ALos Positas
2012-10-28 00:00:00N/AN/AN/AN/AN/AJesusita
2012-10-18 00:00:00N/AN/AN/AN/AN/AJesusita
2012-09-29 00:00:00N/AN/AN/AN/AN/AModoc
2012-08-23 00:00:00N/AN/AN/AN/AN/AJesusita
2012-08-16 00:00:00N/AN/AN/AN/AN/AJesusita
2012-07-31 00:00:00N/AN/AN/AN/AN/AJesusita
2012-07-22 00:00:00N/AN/AN/AN/AN/ACalle Real
2012-07-21 00:00:00N/AN/AN/AN/AN/AModoc
2012-07-12 00:00:00N/AN/AN/AN/AN/AJesusita
2012-07-04 10:25:32N/AN/AN/AN/AN/AModoc
2012-06-24 00:00:00N/AN/AN/AN/AN/ASan Antonio Creek Trail
2012-06-21 00:00:00N/AN/AN/AN/AN/AJesusita
2012-05-28 00:00:00N/AN/AN/AN/AN/AJesusita
2012-05-25 00:00:00N/AN/AN/AN/AN/AModoc
2012-05-23 00:00:00N/AN/AN/AN/AN/AMore Mesa
2012-05-22 00:00:00N/AN/AN/AN/AN/AMaria Ygnacio bikepath
2012-01-07 00:00:00N/AN/AN/AN/AN/AN/A
2011-12-31 00:00:00N/AN/AN/AN/AN/AJesusita
2011-11-03 10:55:45N/AN/AN/AN/AN/AMore Mesa
2011-09-16 12:26:13N/AN/AN/AN/AN/ALas Positas
2011-09-16 12:26:00N/AN/AN/AN/AN/ALas Positas
2011-09-15 10:44:14N/AN/AN/AN/AN/ARomero Rd.
2011-09-13 09:12:0834.498-119.637224m. (737ft.)N/AN/ACold Spring For2Grotto
2011-09-10 15:04:10N/AN/AN/AN/AN/ALas Positas
2011-09-10 15:01:57N/AN/AN/AN/AN/ALas Positas
2011-09-10 15:01:23N/AN/AN/AN/AN/ALas Positas
2011-08-25 07:19:4434.4731-119.71143m. (469ft.)N/AN/AJesusita Tunnel
2011-08-25 07:18:2934.4731-119.71140m. (461ft.)N/AN/AJesusita Tunnel
2011-08-25 07:09:0534.4728-119.707122m. (402ft.)N/AN/AJesusita Tunnel
2011-08-25 07:08:4934.4728-119.707121m. (398ft.)N/AN/AJesusita Tunnel