Displaying 976 - 1050 out of 1154 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Hygrophorus sordidus Peck | R. T. Orr 81 | 28 Jan 1951 | United States of America | California | Marin Co. Fairfax. | — |
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| Hygrophorus subalpinus A.H.Sm. | R. T. Orr 703 | 31 May 1963 | United States of America | California | Tuolumne Co. Pinecrest. | — |
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| Hygrophorus tephroleucus var. tephroleucus (Pers.) Fr. | R. T. Orr 1200 | 08 Oct 1965 | United States of America | Oregon | Lane Co. West Lava Campground. | — |
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| Hygrophorus tephroleucus (Pers.) Fr. | R. T. Orr 2138 | 25 Nov 1970 | United States of America | Oregon | Lincoln Co. Fogarty Creek State… | — |
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| Geastrum saccatum Fr. | R. T. Orr 899 | 29 Nov 1963 | United States of America | California | Noyo Acres, near Ft. Bragg. | — |
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| Laccaria amethystina Cooke | R. T. Orr 1027 | 12 Oct 1964 | United States of America | Oregon | Lane Co. Alder Springs Campground. | — |
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| Laccaria amethystina Cooke | R. T. Orr 178 | 27 Nov 1960 | United States of America | California | Marin Co. Mt. Tamalpais. | — |
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| Laccaria amethystina Cooke | R. T. Orr 3030 | 13 Nov 1972 | United States of America | California | Marin Co. Nr. Rock Springs,… | — |
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| Laccaria amethystina Cooke | R. T. Orr 2010 | 23 Nov 1969 | United States of America | California | Humboldt Co. Hidden Springs Campground. | — |
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| Laccaria laccata (Scop.:Fr.) Cooke | R. T. Orr 1775 | 25 Jun 1968 | United States of America | Idaho | Highway 12, 12 mi W… | — |
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| Laccaria laccata (Scop.:Fr.) Cooke | R. T. Orr 3051 | 11 Dec 1982 | United States of America | California | Sonoma Co. Pepperwood Ranch Natural… | — |
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| Laccaria laccata (Scop.:Fr.) Cooke | R. T. Orr 160 | 04 Aug 1960 | United States of America | Nevada | Washoe Co. Mt. Rose. | — |
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| Laccaria laccata (Scop.:Fr.) Cooke | R. T. Orr 1482 | 06 Oct 1967 | United States of America | Oregon | Lane Co. West Lava Campground. | — |
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| Laccaria laccata (Scop.:Fr.) Cooke | R. T. Orr 475 | 12 Nov 1962 | United States of America | California | San Mateo Co. Huddart State… | — |
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| Laccaria laccata (Scop.:Fr.) Cooke | R. T. Orr 1006 | 09 Oct 1964 | United States of America | Oregon | Lane Co. Honeyman Memorial State… | — |
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| Laccaria ochropurpurea (Berk.) Peck | R. T. Orr 252 | 04 Feb 1961 | United States of America | California | Humboldt Co. Richardson Grove State… | — |
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| Laccaria ochropurpurea (Berk.) Peck | R. T. Orr 59 | 21 Dec 1947 | United States of America | California | Marin Co. Indian Valley, 3… | — |
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| Laccaria ochropurpurea (Berk.) Peck | R. T. Orr 1280 | 18 Feb 1966 | United States of America | California | Santa Barbara Co. Fremont Campground. | — |
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| Laccaria ochropurpurea (Berk.) Peck | R. T. Orr 1128 | 30 Jan 1965 | United States of America | California | Santa Barbara Co. Fremont Campground. | — |
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| Laccaria ochropurpurea (Berk.) Peck | R. T. Orr 303 | 24 Nov 1961 | United States of America | California | Mendocino Co. Elder Creek, 5… | — |
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| Laccaria ochropurpurea (Berk.) Peck | R. T. Orr 353 | 31 Dec 1961 | United States of America | California | Mendocino Co. Russian Gulch State… | — |
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| Lepiota cepaestipes (J.Sowerby:Fr.) P.Kumm. | R. T. Orr 1504 | 09 Oct 1967 | United States of America | Oregon | Lincoln Co. Fogarty Creek St.… | — |
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| Marasmius magnisporus Murrill | R. T. Orr 1037 | 19 Nov 1964 | United States of America | California | San Luis Obispo Co. Cambria… | — |
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| Marasmius plicatulus Peck | R. T. Orr 354 | 31 Dec 1931 | United States of America | California | Mendocino Co. Russian Gulch State… | — |
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| Marasmius plicatulus Peck | R. T. Orr 52 | 15 Dec 1947 | United States of America | California | San Francisco Co. Sutro Forest,… | — |
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| Scleroderma aurantium (L.) Pers. | R. T. Orr 591 | 07 Jan 1963 | United States of America | California | Los Angeles Co. Pasadena. | — |
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| Scleroderma aurantium (L.) Pers. | R. T. Orr 152 | 28 May 1960 | United States of America | California | Tuolumne Co. Pinecrest. | — |
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| Scleroderma aurantium (L.) Pers. | R. T. Orr s.n. | 15 Nov 1971 | United States of America | California | Marin Co. Larkspur. | — |
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| Scleroderma arenicola Zeller | R. T. Orr 14 | 12 Aug 1947 | United States of America | California | Mill Valley. | — |
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| Mycena amabillissima (Peck) Sacc. | R. T. Orr 3009 | 22 Oct 1972 | United States of America | California | El Dorado Co. Sugar Pine… | — |
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| Mycena amabillissima (Peck) Sacc. | R. T. Orr 1819 | 25 Sep 1968 | United States of America | Idaho | Priest Lake. | — |
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| Mycena galericulata (Scop.:Fr.) Gray | R. T. Orr 1572 | 27 Dec 1967 | United States of America | California | Mendocino Co. Standish-Hickey State Park. | — |
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| Mycena griseoviridis A.H.Sm. | R. T. Orr 1713 | 31 May 1968 | United States of America | California | Tehama Co. Lassen National Park. | — |
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| Mycena purpureofusca (Peck) Sacc. | R. T. Orr 1558 | 10 Dec 1967 | United States of America | California | Marin Co. Bolinas Ridge. | — |
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| Omphalotus olearius (DC.) Singer | R. T. Orr 1080 | 20 Dec 1964 | United States of America | California | Sonoma Co. Sonoma. | — |
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| Omphalotus olearius (DC.) Singer | R. T. Orr 1274 | 18 Feb 1966 | United States of America | California | Santa Barbara Co. Lake Cachuma. | — |
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| Panaeolus semiovatus (Fr.) S.Lundell | R. T. Orr 3026 | 19 Apr 1981 | United States of America | California | Sonoma Co. Plantation. | — |
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| Panaeolus semiovatus (Fr.) S.Lundell | R. T. Orr 1325 | 29 May 1966 | United States of America | California | Tuolumne Co. Pinecrest. | — |
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| Volvariella speciosa (Fr.:Fr.) Singer var. speciosa | R. T. Orr 1069 | 19 Dec 1964 | United States of America | California | San Francisco Co. Golden Gate… | — |
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| Volvariella speciosa (Fr.:Fr.) Singer var. speciosa | R. T. Orr 1930 | 10 Feb 1969 | United States of America | California | San Francisco Co. Golden Gate… | — |
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| Volvariella speciosa (Fr.:Fr.) Singer var. speciosa | R. T. Orr 1133 | 01 Feb 1965 | United States of America | California | San Luis Obispo Co. Pismo… | — |
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| Volvariella speciosa (Fr.:Fr.) Singer var. speciosa | R. T. Orr 203 | 26 Dec 1960 | United States of America | California | Alameda Co. Patterson Ranch, Newark. | — |
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| Volvariella speciosa (Fr.:Fr.) Singer var. speciosa | R. T. Orr 79 | 12 Dec 1950 | United States of America | California | Daly City. | — |
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| Volvariella speciosa (Fr.:Fr.) Singer var. speciosa | R. T. Orr 51 | 15 Dec 1947 | United States of America | California | San Francisco Co. Sutro Forest,… | — |
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| Hypomyces lactifluorum (Schwein.) Tul. & C.Tul. | R. T. Orr 1206 | 09 Oct 1965 | United States of America | Oregon | Lane Co. Limberlost Campground | — |
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| Psilocybe cyanescens Wakef. | R. T. Orr s.n. | 30 Dec 1977 | United States of America | California | San Francisco Co. | — |
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| Panaeolus campanulatus (L.) Quél. | R. T. Orr 1620 | 11 Feb 1968 | United States of America | California | San Francisco Co. Golden Gate… | — |
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| Psathyrella candolleana (Fr.:Fr.) Maire | R. T. Orr 1952 | 19 Jun 1969 | United States of America | Connecticut | New Haven Co. 33 Rogers… | — |
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| Phaeolus schweinitzii (Fr.) Pat. | R. T. Orr 1236 | 20 Nov 1965 | United States of America | California | Marin Co. Bolinas Ridge. | — |
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| Psathyrella candolleana (Fr.:Fr.) Maire | R. T. Orr 801 | 26 Oct 1963 | United States of America | California | Marin Co. Bolinas Ridge | — |
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| Psathyrella candolleana (Fr.:Fr.) Maire | R. T. Orr 3016 | 29 Oct 1972 | United States of America | California | Sonoma Co. Plantation | — |
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| Discina ancilis (Pers.:Fr.) Sacc. | R. T. Orr s.n. | 19 May 1962 | United States of America | California | Tuolumne Co. | — |
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| Discina ancilis (Pers.:Fr.) Sacc. | R. T. Orr s.n. | 31 May 1964 | United States of America | California | Tuolumne Co. | — |
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| Caloscypha fulgens (Pers.) Boud. | R. T. Orr s.n. | 12 Jul 1967 | United States of America | California | Tehama Co. So. edge Lassen… | — |
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| Caloscypha fulgens (Pers.) Boud. | R. T. Orr s.n. | 19 May 1962 | United States of America | California | Tuolumne Co. | — |
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| Caloscypha fulgens (Pers.) Boud. | R. T. Orr s.n. | 31 May 1965 | United States of America | California | Tuolumne Co. | — |
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| Boletus edulis Bull.:Fr. | R. T. Orr 351A | 31 Dec 1961 | United States of America | California | Mendocino Co. Russian Gulch State… | — |
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| Phaeolus schweinitzii (Fr.) Pat. | R. T. Orr 1546 | 13 Oct 1967 | United States of America | California | Mendocino Co. Patricks Point State… | — |
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| Phaeolus schweinitzii (Fr.) Pat. | R. T. Orr s.n. | 14 Jul 1969 | United States of America | Idaho | road to Paddy's Flat, n.… | — |
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| Phaeolus schweinitzii (Fr.) Pat. | R. T. Orr 854 | 10 Nov 1965 | United States of America | California | Mendocino Co. | — |
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| Clavaria lumbriciformis Birkebak | R. T. Orr 3037 | 11 Dec 1982 | United States of America | California | Sonoma Co. Pepperwood Ranch Natural… | — | ||||
| Clavaria lumbriciformis Birkebak | R. T. Orr 1896 | 27 Nov 1968 | United States of America | California | Humboldt Co. Hidden Spring Campground | — | ||||
| Clavaria macounii Peck | R. T. Orr 2149 | 27 Nov 1970 | United States of America | Oregon | Lane Co. Washburne State Park | — | ||||
| Clavaria lumbriciformis Birkebak | R. T. Orr 1116 | 30 Jan 1965 | United States of America | California | Santa Barbara Co. Nojoqui Falls | — | ||||
| Clavaria lumbriciformis Birkebak | R. T. Orr 473 | 12 Nov 1962 | United States of America | California | San Mateo Co. Huddart State… | — | ||||
| Ramariopsis dotyi Birkebak | R. T. Orr 522 | 23 Nov 1962 | United States of America | California | Humboldt Co. Hidden Spring | — | ||||
| Tuber oregonense Trappe, Bonito & P.Rawl. | R. T. Orr 789 | 20 Oct 1963 | United States of America | Oregon | Multnomah Co. Portland. | — |
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| Amanita aspera Fr. | R. T. Orr 2070 | 29 Nov 1969 | United States of America | Oregon | Lane Co. Washburne State Park | — |
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| Amanita aspera Fr. | R. T. Orr 3028 | 13 Nov 1972 | United States of America | California | Marin Co. Nr. Rock Springs,… | — |
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| Amanita aspera Fr. | R. T. Orr 63 | 26 Dec 1947 | United States of America | California | Novato. | — |
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| Amanita calyptroderma G.F.Atk. & V.G.Ballen | R. T. Orr 307 | 25 Nov 1961 | United States of America | California | Mendocino Co. Standish Hickey State… | — |
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| Amanita aspera Fr. | R. T. Orr 211 | 14 Jan 1961 | United States of America | California | Marin Co. Mt. Tamalpais | — |
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| Amanita aspera Fr. | R. T. Orr 220 | 28 Jan 1961 | United States of America | California | San Mateo Co. 2 mi.… | — |
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| Amanita aspera Fr. | R. T. Orr 1433 | 26 Dec 1966 | United States of America | California | Ben Lomond. | — |
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| Amanita aspera Fr. | R. T. Orr 1524 | 10 Oct 1967 | United States of America | Oregon | Lane Co. Neptune Beach St.… | — |
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