Displaying 1 - 75 out of 1244 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Penstemon barbatus var. trichander A.Gray | C. L. Porter 10470 | 25 Jul 1967 | United States of America | Colorado | La Plata Co. San Juan… | — |
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| Penstemon strictus Benth. | C. L. Porter 10473 | 26 Jul 1967 | United States of America | Colorado | La Plata Co. San Juan… | — |
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| Penstemon crandallii A.Nelson var. crandallii | C. L. Porter 2024 | 24 Jun 1935 | United States of America | Colorado | Archuleta Co. Near Chromo | — |
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| Penstemon caespitosus Nutt. ex A.Gray var. caespitosus | C. L. Porter 2046 | 28 Jun 1935 | United States of America | Colorado | Grand Co. Near Kremmling | — |
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| Ribes aureum Pursh | C. L. Porter 3590 | 06 Jul 1945 | United States of America | Colorado | Moffat Co. Yampa Canyon through… | — |
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| Oxytropis obnapiformis Ced.Porter | C. L. Porter 3864 | 19 Jun 1946 | United States of America | Colorado | Moffat Co. In the sand… | paratype |
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| Penstemon linarioides subsp. coloradoensis (A.Nelson) D.D.Keck | C. L. Porter 10468 | 25 Jul 1967 | United States of America | Colorado | La Plata Co. San Juan… | — |
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| Frasera coloradoensis (C.M.Rogers) D.M.Post | C. L. Porter 4300 | 13 Jul 1947 | United States of America | Colorado | Prowers Co. 16 miles sosuth… | — |
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| Penstemon comarrhenus A.Gray | C. L. Porter 10469 | 25 Jul 1967 | United States of America | Colorado | La Plata Co. San Juan… | — |
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| Penstemon unilateralis Rydb. | C. L. Porter 10507 | 28 Jul 1967 | United States of America | Colorado | Park Co. 2 miles north… | — |
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| Penstemon fremontii Torr. & A.Gray | C. L. Porter 5283 | 02 Jun 1950 | United States of America | Colorado | Moffat Co. About 5 miles… | — |
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| Penstemon teucrioides Greene | C. L. Porter 2041 | 27 Jun 1935 | United States of America | Colorado | Monarch Pass, west of Salida,… | — |
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| Penstemon whippleanus A.Gray | C. L. Porter 7493 | 01 Jul 1958 | United States of America | Colorado | Jackson Co. Routt National Forest… | — |
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| Penstemon whippleanus A.Gray | C. L. Porter 10478 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Hedwigia ciliata (Hedw.) P.Beauv. | C. L. Porter 1695 | 30 Sep 1934 | United States of America | Colorado | Larimer Co. Dale Creek Canyon | — | ||||
| Hedwigia ciliata (Hedw.) P.Beauv. | C. L. Porter 1695 | 30 Sep 1934 | United States of America | Colorado | Larimer Co. Dale Creek Canyon | — | ||||
| Oxytropis obnapiformis Ced.Porter | C. L. Porter 3616 | 06 Jul 1945 | United States of America | Colorado | Moffat Co. 10 miles West… | — |
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| Astragalus convallarius Greene var. convallarius | C. L. Porter 3602 | 06 Jul 1945 | United States of America | Colorado | Moffat Co. Little Juniper Mt.,… | — |
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| Astragalus crassicarpus Nutt. var. crassicarpus | C. L. Porter 4105 | 03 May 1947 | United States of America | Colorado | Bent Co. Along Arkansas River… | — |
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| Astragalus flavus Nutt. | C. L. Porter 2825 | 10 May 1941 | United States of America | Colorado | About 10 miles north of… | — |
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| Astragalus pattersonii A.Gray ex Brandegee | C. L. Porter 2824 | 10 May 1941 | United States of America | Colorado | Mesa Co. About 10 miles… | — |
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| Astragalus missouriensis Nutt. var. missouriensis | C. L. Porter 4120 | s.d. | United States of America | Colorado | Pueblo Co. 3 miles N.… | — |
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| Astragalus multiflorus (Pursh) A.Gray | C. L. Porter 3612 | 06 Jul 1945 | United States of America | Colorado | Moffat Co. On Blue Mt.,… | — |
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| Erigeron flagellaris A.Gray | C. L. Porter 10485 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Erigeron speciosus var. macranthus (Nutt.) Cronquist | C. L. Porter 10475 | 26 Jul 1967 | United States of America | Colorado | La Plata Co. San Juan… | — |
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| Salix geyeriana Andersson var. geyeriana | C. L. Porter 5963 | 24 Jun 1952 | United States of America | Colorado | Jackson Co. Between Walden and… | — |
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| Fraxinus anomala Torr. ex S.Watson | C. L. Porter 6559 | 15 Jul 1954 | United States of America | Colorado | Mesa Co. Hot dry canyon… | — |
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| Vicia americana var. linearis (Nutt. ex Torr. & A.Gray) S.Watson | C. L. Porter 4122 | 04 May 1947 | United States of America | Colorado | Cheyenne Co. Between Hugo and… | — |
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| Arabis fernaldiana var. stylosa (S.Watson) Rollins | C. L. Porter 4463 | 15 May 1948 | United States of America | Colorado | Moffat Co. On steep shaded… | — |
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| Arenaria lanuginosa var. saxosa (A.Gray) Zarucchi, R.L.Hartm. & Rabeler | C. L. Porter 10488 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Lepidium perfoliatum L. | C. L. Porter 2839 | 10 May 1941 | United States of America | Colorado | 1 mile north of DeBeque | — |
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| Descurainia pinnata subsp. halictorum (Cockerell) Detling | C. L. Porter 4135 | 04 May 1947 | United States of America | Colorado | Prowers Co. River bottoms at… | — |
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| Draba aurea Vahl ex Hornem. | C. L. Porter 10482 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Physaria floribunda Rydb. | C. L. Porter 2823 | 10 May 1941 | United States of America | Colorado | Two miles north of Rifle | — |
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| Cryptantha flava (A.Nelson) Payson | C. L. Porter 3606 | 06 Jul 1945 | United States of America | Colorado | Moffat Co. about 10 miles… | — |
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| Streptanthus cordatus Nutt. ex Torr. & A.Gray | C. L. Porter 3603 | 06 Jul 1945 | United States of America | Colorado | Moffat Co. South rim of… | — |
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| Lappula redowskii var. cupulata (A.Gray) M.E.Jones | C. L. Porter 2834 | 10 May 1941 | United States of America | Colorado | Two miles north of Rifle | — |
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| Mertensia lanceolata (Pursh) DC. ex A.DC. | C. L. Porter 10502 | 28 Jul 1967 | United States of America | Colorado | Park Co. 2 miles north… | — |
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| Castilleja integra A.Gray | C. L. Porter 10504 | 28 Jul 1967 | United States of America | Colorado | Park Co. 2 miles north… | — |
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| Castilleja miniata Douglas ex Hook. | C. L. Porter 10477 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Castilleja rhexifolia Rydb. | C. L. Porter 10494 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Cordylanthus ramosus Nutt. ex Benth. | C. L. Porter 3600 | 06 Jul 1945 | United States of America | Colorado | Moffat Co. On Little Juniper… | — |
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| Minuartia macrantha (Rydb.) House var. macrantha | C. L. Porter 10492 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Ipomopsis aggregata (Pursh) V.E.Grant var. aggregata | C. L. Porter 3599 | 06 Jul 1945 | United States of America | Colorado | Moffat Co. Little Juniper Mt.,… | — |
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| Ipomopsis aggregata var. attenuata (A.Gray) Dorn | C. L. Porter 7490 | 01 Jul 1958 | United States of America | Colorado | Jackson Co. Routt National Forest… | — |
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| Ipomopsis aggregata subsp. texana (Greene) Shinners | C. L. Porter 10472 | 26 Jul 1967 | United States of America | Colorado | La Plata Co. San Juan… | — |
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| Pedicularis racemosa var. alba (Pennell) Cronquist | C. L. Porter 10490 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Chenopodium capitatum var. parvicapitatum S.L.Welsh | C. L. Porter 5962 | 24 Jun 1952 | United States of America | Colorado | Jackson Co. meadow in North… | — |
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| Polemonium pulcherrimum var. delicatum (Rydb.) Cronquist | C. L. Porter 10489 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Angelica grayi (J.M.Coult. & Rose) J.M.Coult. & Rose | C. L. Porter 10498 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Mirabilis linearis (Pursh) Heimerl var. linearis | C. L. Porter 10467 | 25 Jul 1967 | United States of America | Colorado | Alamosa Co. Near Great Sand… | — |
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| Cymopterus lemmonii (J.M.Coult. & Rose) Dorn | C. L. Porter 10491 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Osmorhiza occidentalis (Nutt.) Torr. | C. L. Porter 5960 | 24 Jun 1952 | United States of America | Colorado | Routt Co. mountains south of… | — |
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| Oxypolis fendleri (A.Gray) A.Heller | C. L. Porter 10495 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Myriopteris rufa Fée | C. L. Porter 4265 | 11 Jul 1947 | United States of America | Colorado | Baca Co. Sand Canyon, 25… | — |
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| Asclepias pumila (A.Gray) Vail | C. L. Porter 4294 | 12 Jul 1947 | United States of America | Colorado | Baca Co. Corrizo Canyon region | — |
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| Maianthemum racemosum (L.) Link | C. L. Porter 10420 | 22 Jun 1967 | United States of America | Colorado | Routt Co. Park Range south… | — |
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| Gentiana parryi Engelm. | C. L. Porter 7609 | 01 Aug 1958 | United States of America | Colorado | Grand Co. near Rabbit Ears… | — |
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| Sedum rosea subsp. integrifolium (Raf.) Hultén | C. L. Porter 10483 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Androsace filiformis Retz. | C. L. Porter 7615 | 01 Aug 1958 | United States of America | Colorado | Grand Co. near Rabbit Ears… | — |
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| Androsace septentrionalis L. | C. L. Porter 10505 | 28 Jul 1967 | United States of America | Colorado | Park Co. 2 miles north… | — |
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| Androsace septentrionalis L. | C. L. Porter 10506 | 28 Jul 1967 | United States of America | Colorado | Park Co. 2 miles north… | — |
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| Androsace septentrionalis L. | C. L. Porter 10493 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Veratrum californicum Durand var. californicum | C. L. Porter 10499 | 26 Jul 1967 | United States of America | Colorado | San Juan Co. San Juan… | — |
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| Lemna trisulca L. | C. L. Porter 6561 | 16 Jul 1954 | United States of America | Colorado | Moffat Co. ponds along the… | — |
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| Sparganium multipedunculatum (Morong) Rydb. | C. L. Porter 6316 | 10 Jul 1953 | United States of America | Colorado | Jackson Co. vicinity of Big… | — |
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| Potamogeton praelongus Wulfen | C. L. Porter 6427 | 02 Sep 1953 | United States of America | Colorado | Lake Co. Twin Lakes | — |
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| Potamogeton pusillus L. var. pusillus | C. L. Porter 6563 | 16 Jul 1954 | United States of America | Colorado | Routt Co. small ponds along… | — |
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| Krameria lanceolata Torr. | C. L. Porter 4278 | 11 Jul 1947 | United States of America | Colorado | Baca Co. Sand Canyon, 25… | — |
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| Sidalcea candida A.Gray | C. L. Porter 6611 | 05 Aug 1954 | United States of America | Colorado | Grand Co. upper end of… | — |
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| Corallorhiza maculata (Raf.) Raf. var. maculata | C. L. Porter 7489 | 01 Jul 1958 | United States of America | Colorado | Jackson Co. Routt National Forest… | — |
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| Polygala alba Nutt. | C. L. Porter 4298 | 13 Jul 1947 | United States of America | Colorado | Prowers Co. 16 miles south… | — |
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| Tamarix chinensis Lour. | C. L. Porter 3646 | 08 Jul 1945 | United States of America | Colorado | Moffat Co. At the confluence… | — |
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| Ipomopsis congesta (Hook.) V.E.Grant subsp. congesta | C. L. Porter 10375 | 19 Jun 1967 | United States of America | Colorado | Moffat Co. Sand hills between… | — |
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| Camissonia parvula (Nutt. ex Torr. & A.Gray) P.H.Raven | C. L. Porter 10373 | 19 Jun 1967 | United States of America | Colorado | Moffat Co. Sand hills between… | — |
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