Harvard University Herbaria & Libraries

Anacardiaceae
A: 00347284 Rhus diversiloba Torrey & A. Gray USA: California Near junction of Jungle Blue and Scott Mt. c... J. T. Howell 12826 1936-8-26
A: 00347284 Toxicodendron diversilobum (Torrey & A. Gray) Greene USA: California Near junction of Jungle Blue and Scott Mt. c... J. T. Howell 12826 1936-8-26
Anthocerotaceae
FH: 00495039 Anthoceros fusiformis Austin USA: California [data not captured] J. T. Howell 1936-5-7
FH: 00495105 Anthoceros pearsonii M. Howe USA: California [data not captured] J. T. Howell 1936-5-7
Asteraceae
GH: 00386724 Aster alpigenus andersonii (A. Gray) Onno USA: California Summit of Scott Mts. n. of Carrville J. T. Howell 12757 1936-8-24
GH: 01923709 Brickellia greenei A. Gray USA: California Trinity River canyon near Eagle Creek J. T. Howell 12832 1936-8-26
GH: 00004702 Chaenactis suffrutescens incana J. T. Howell USA: California Trinity River near Trinity Center J. T. Howell 12861 1936-8-27
GH: 00427945 Cirsium andrewsii (A. Gray) Jepson USA: California Serpentine area near Bootjack, Mt. Tamalpais... J. T. Howell 12657 1936-6-7
GH: 02020393 Cirsium breweri (A. Gray) Jepson USA: California [data not captured] J. T. Howell 12792 1936-8-25
Aytoniaceae
FH: 00495183 Asterella ludwigii (Schwägrichen) Underwood ex Frye & L. Clark USA: California [data not captured] J. T. Howell 1936-5-10
Betulaceae
A: 02197042 Alnus rhombifolia Nuttall USA: California Near Trinity Center J. T. Howell 12842 1936-8-27
Caprifoliaceae
A: 00386129 Sambucus glauca Nuttall USA: California Near junction of Tangle Blue and Scott Mt. c... J. T. Howell 12825 1936-8-26
A: 00386129 Sambucus nigra cerulea (Rafinesque) Bolli USA: California Near junction of Tangle Blue and Scott Mt. c... J. T. Howell 12825 1936-8-26
Cephaloziaceae
FH: 00496525 Cephalozia lunulifolia (Dumortier) Dumortier USA: California [data not captured] J. T. Howell 1936-8-23
Cornaceae
A: 00385445 Cornus occidentalis (Torrey & A. Gray) Coville USA: California Near Trinity Center J. T. Howell 12705 1936-8-23
A: 00385485 Cornus sessilis Torrey USA: California Near Trinity Center J. T. Howell 12706 1936-8-23
A: 00385455 Cornus sp. USA: California Near Trinity Center J. T. Howell 12844 1936-8-27
Cyperaceae
GH: 00424021 Carex gigas (Holm) Mackenzie USA: California Summit of Scott Mts. n. of Carrville J. T. Howell 12725 1936-8-24
GH: 02390217 Carex leptopoda Mackenzie USA: California [data not captured] J. T. Howell 12638 1936-6-7
GH: 00424021 Carex scabriuscula Mackenzie USA: California Summit of Scott Mts. n. of Carrville J. T. Howell 12725 1936-8-24
GH: 00027910 Rhynchospora californica Gale USA: California Pitkin Marsn, 5 miles north of Sebastopol J. T. Howell 12679 1936-7-26
Ericaceae
A: 00362224 Arctostaphylos stanfordiana Parry USA: California 2 1/2 miles from Camp Meeker on road to Mont... J. T. Howell 12663 1936-7-26
A: 00362462 Arctostaphylos viscida Parry USA: California Near nunction [junction] of Tangle Blue and ... J. T. Howell 12813 1936-8-26
Fagaceae
A: 00343040 Quercus kelloggii Newberry USA: California 12 miles from Douglas City on road to Peanut J. T. Howell 12869 1936-8-28
Garryaceae
A: 00401865 Garrya fremontii Torrey USA: California 7 miles from Minersville on road to Weavervi... J. T. Howell 12866 1936-8-28
Gentianaceae
GH: 00400007 Gentianella simplex (A. Gray) J. M. Gillett USA: California Summit of Scott Mts. n. of Carrville J. T. Howell 12755 1936-8-24
GH: 00400007 Gentianopsis simplex (A. Gray) Iltis USA: California Summit of Scott Mts. n. of Carrville J. T. Howell 12755 1936-8-24
Juncaceae
GH: 02098999 Juncus articulatus Linnaeus USA: California [data not captured] J. T. Howell 12960 1936-8-23
GH: 02099903 Juncus bolanderi Engelmann USA: California [data not captured] J. T. Howell 12789 1936-8-25
GH: 02101637 Juncus covillei Piper USA: California [data not captured] J. T. Howell 12770 1936-8-25
GH: 02102683 Juncus effusus pacificus Fernald & Wiegand USA: California [data not captured] J. T. Howell 12880 1936-8-28
GH: 02401016 Juncus ensifolius Wikström USA: California [data not captured] J. T. Howell 12696 1936-8-23
GH: 00029650 Juncus howellii F. J. Hermann USA: California Summit of Scott Mountains north of Carrville J. T. Howell 12750 1936-8-24
GH: 02396171 Juncus xiphioides E. Meyer USA: California [data not captured] J. T. Howell 12882 1936-8-28
Lepidoziaceae
FH: 00500050 Lepidozia reptans (Linnaeus) Dumortier USA: California Ukiah: [data not captured] J. T. Howell 1936-5-20
Liliaceae
GH: 00030213 Zigadenus fontanus Eastwood USA: California Serpentine area near Bootjack, Mount Tamalpa... J. T. Howell 12656 1936-6-7
Marchantiaceae
FH: 00506671 Marchantia polymorpha Linnaeus USA: California [data not captured] J. T. Howell 1936-5-22
Papaveraceae
GH: 00257591 Hesperomecon affinis Greene USA: California Tesla Hills J. T. Howell 12629 1936-3-29
GH: 00257591 Hesperomecon linearis (Benthem) Greene USA: California Tesla Hills J. T. Howell 12629 1936-3-29
Polygonaceae
GH: 02043969 Eriogonum vimineum Douglas ex Bentham USA: California [data not captured] J. T. Howell 12837 1936-8-26
Pseudolepicoleaceae
FH: 00495795 Blepharostoma trichophyllum (Linnaeus) Dumortier USA: Washington [data not captured] J. T. Howell 1936-6-21
Rhamnaceae
A: 00349731 Ceanothus lemmonii Parry USA: California Near Trinity Center J. T. Howell 12782 1936-8-25
A: 00425961 Frangula californica occidentalis (Howell ex Greene) Kartesz & Gandhi USA: California Near junction of Tangle Blue and Scott Mt. c... J. T. Howell 12812 1936-8-26
A: 00425961 Rhamnus occidentalis Howell ex Greene USA: California Near junction of Tangle Blue and Scott Mt. c... J. T. Howell 12812 1936-8-26
Rosaceae
GH: 00345721 Ivesia pickeringii Torrey ex A. Gray USA: California 8 miles north of Carrville J. T. Howell 12797 1936-8-26
Rubiaceae
GH: 00385849 Galium bolanderi A. Gray USA: California Near junction of Tangle Blue and Scott Mt. c... J. T. Howell 12824 1936-8-26
GH: 00417014 Galium glabrescens (Ehrendorfer) Dempster & Ehrendorfer USA: California Summit of Scott Mts. n. of Carrville J. T. Howell 12739 1936-8-24