"A Study of the Vegetation near Chiengmai, Thailand" in Transactions of the Kansas Academy of Science (1903-)

Ecological Reconnaissance of Relict Conifers in the Klamath Region (Unpublished Report)

Ecological Studies in the Russian Peak Area, Salmon Mountains, California (Unpublished Report)

"Extension of the range of Abies lasiocarpa into California" in Madroño

The Ecology of Relict Conifers in the Klamath Region, California (Unpublished Report)

Vegetation of the Life Zones in Costa Rica

Vegetation Types on Granodiorite in the Klamath Mountains, California (Unpublished Report)

Subalpine and Montane Forests on Granodiorite in the Central Klamath Mountains in California (Unpublished Report)

"Montane and Subalpine Vegetation of the Klamath Mountains" in Terrestrial Vegetation of California

"Mixed Evergreen Forest" in Terrestrial Vegetation of California

An Ecological Survey of the Proposed Specimen Creek Research Natural Area, Siskiyou County, California (Unpublished Report)

An Ecological Survey of the Proposed Preacher Meadows Research Natural Area, Trinity County, California (Unpublished Report)

An Ecological Survey of the Proposed Indian Creek Brewer Spruce Research Natural Area, Siskiyou County, California (Unpublished Report)

An Ecological Survey of the Proposed William's Point Research Natural Area, Siskiyou County, California (Unpublished Report)

"Douglas-fir–tanoak–Pacific madrone" in  Forest Cover Types of the United States and Canada

Keys to the Families and Genera of Vascular Plants in Northwest California

An Ecological Survey of the North Trinity Mountain Candidate Research Natural Area, Humboldt County, California (Unpublished Report)

An Ecological Survey of the Proposed Adorni Candidate Research Natural Area, Humboldt County, California (Unpublished Report)

"Noteworthy collections, California: Abies lasiocarpa (Hook.) Nuttall" in Madroño

"Grassland as compared to adjacent Quercus garryana woodland understories exposed to different grazing regimes" in Madroño 

Field Survey of Stary Ranch, Del Norte County, California

"Darlingtonia seeps" in Fremontia

Field Survey of Malarkey Forest, Del Norte County, California

Checklist of the Families and Genera of Vascular Plants of California

Operations and Maintenance Schedule. Report I: Inventory and Description (Unpublished Report)

"The problem of the Salmon Mountains" in Conservation and management of rare and endangered plants

"Volume and mass of decaying logs in an upland old-growth redwood forest" in Canadian Journal of Forest Research

"Endemic Vascular Plants of Northwestern California and Southwestern Oregon" in Madroño

Baseline Monitoring of Efforts to Eradicate Spartina Alterniflora in Humboldt Bay, California (Unpublished Report)

"Forest Habitat Types of the South Warner Mountains, Modoc County, California" in Madroño

"Distinctive Features and Definitions of Young, Mature, and Old-Growth Douglas-Fir/Hardwood Forests" in Wildlife and Vegetation of Unmanaged Douglas-Fir Forests

"Canopy Status and Tree Condition of Young, Mature, and Old-Growth Douglas-Fir/Hardwood Forests" in Biodiversity of Northwestern California

Botanical Survey of the Crescent City Marsh Wildlife Area (Unpublished Report)

"New Combinations in Rhamnus (Rhamnaceae)" in Madroño

"Southern maritime chaparral" in Fremontia

"Dynamics of the Quercus Wislizenii Forest and Shrubland in the San Bernadino Mountains, California" in Madroño

A Manual of California Vegetation

Ecology and Restoration of Northern California Coastal Dunes

Ecological Subregions of California: Section & Subsection Descriptions Electronic Document

Crescent City Marsh Wildlife Area, Del Norte County, and Table Bluff Ecological Reserve, Humboldt County, California: 1998-1999 Status Report: Western Lily Vegetation Strategy

"History of redwood and redwood forests" in The Redwood Forest; History, Ecology, and Conservation of the Coast Redwoods

"Characteristics of redwood forests" in The Redwood Forest; History, Ecology, and Conservation of the Coast Redwoods

"Redwood trees, communities and ecosystems; a closer look" in The Redwood Forest; History, Ecology, and Conservation of the Coast Redwoods

Trees and Shrubs of California

"Reviewed Work: Illustrated field guide to selected rare plants of northern California by Gary Nakamua, Julie Kiersteand Nelson" in Madroño

"Foxtail Pine Importance and Conifer Diversity in the Klamath Mountains and Southern Sierra Nevada, California" in Madroño

"Vascular Plants of the Russian Peak Area Siskiyou County, California" in Botanical Studies OER

"Conifers of the Klamath Mountains" in Proceedings of the Second Conference on Klamath-Siskiyou Ecology

"Resource use efficiency as a function of species richness and stand composition in upper montane conifer forests of the Sierra Nevada" in Journal of Vegetation Science

"Species Richness and Stand Stability in Conifer Forests of the Sierra Nevada" in Ecology

Northwest California: A Natural History

"Definition of maritime chaparral in the Manual of California Vegetation" in Elkhorn Slough Coastal Training Program: Defining and Delineating Maritime Chaparral on California’s Central Coast Workshop

"Alpine vegetation" in Terrestrial Vegetation of California 3rd Edition

"A New Subspecies and New Combination in Frangula Purshiana (Rhamnaceae) from the Sierra Nevada, Plumas County, California" in Madroño

"Forests of Northwestern California" in Terrestrial Vegetation of California

"Assessing the relationships between stand development and understory vegetation using a 420-year chronosequence" in Forest Ecology and Management

"Vascular Plants of the Horse Mountain Serpentines Humboldt County, California" in Botanical Studies

Eudicots " Salicaceae: Willow Family" in The Digital Jepson Manual: Vascular Plants of California

Eudicots "Rhamnaceae: Buckthorn Family" in The Digital Jepson Manual: Vascular Plants of California

Eudicots "Betulaceae: Birch Family" in The Digital Jepson Manual: Vascular Plants of California

California's Botanical Landscapes: A Pictorial View of the State's Vegetation

"Vascular Plants of the Scott Mountain Campground Area Trinity and Siskiyou Counties, California" in Botanical Studies OER

"Vascular Plants of the Horse Mountain Serpentines Humboldt County, California" in Botanical Studies OER

The Vascular Plants of Northwestern California: A Catalog

"A Checklist of the Vascular Plants of the Trinity Alps" in Botanical Studies OER

"A Checklist of the Vascular Plants of Scott Mountain" in Botanical Studies OER

"Vascular Plants of Horse Mountain (Humboldt County, California)" in Botanical Studies OER

"Checklist of the Families and Genera of Vascular Plants of California" in Botanical Studies OER

"Vascular Plants of the Stony Creek Bog Area Del Norte County, California" in Botanical Studies OER