20th century illustrations

Goldenstar (Chrysogonum virginianum) (1925)

金星菊

Goldenstar (Chrysogonum virginianum) (1925)

in North American wild flowers

Highbush Blackberry (Rubus argutus) (1925)

尖齿黑莓

Highbush Blackberry (Rubus argutus) (1925)

in North American wild flowers

Crowpoison (Chrosperma muscaetoxicum) (1925)

Crowpoison (Chrosperma muscaetoxicum) (1925)

in North American wild flowers

Canada Lily (Lilium canadense) (1925)

加拿大百合

Canada Lily (Lilium canadense) (1925)

in North American wild flowers

American Wistaria (Kraunhia frutescens) (1925)

American Wistaria (Kraunhia frutescens) (1925)

American Wistaria (Kraunhia frutescens) (1925)

in North American wild flowers

Curly Clematis (Clematis crispa) (1925)

铁线莲属

Curly Clematis (Clematis crispa) (1925)

in North American wild flowers

Western Yarrow (Achillea lanulosa) (1925)

蓍属

Western Yarrow (Achillea lanulosa) (1925)

in North American wild flowers

Tampa Epidendrum (Epidendrum tampense) (1925)

Tampa Epidendrum (Epidendrum tampense) (1925)

in North American wild flowers

Tillandsia (Tillandsia fasciculata) (1925)

铁兰属

Tillandsia (Tillandsia fasciculata) (1925)

in North American wild flowers

Spiderlily (Hymenocallis rotata) (1925)

Spiderlily (Hymenocallis rotata) (1925)

Spiderlily (Hymenocallis rotata) (1925)

in North American wild flowers

Lloyds Strawberry-cactus (Echinocereus lloydii) (1925)

鹿角柱属

Lloyds Strawberry-cactus (Echinocereus lloydii) (1925)

in North American wild flowers

Ghostpipe (Thalesia uniflora) (1925)

Ghostpipe (Thalesia uniflora) (1925)

in North American wild flowers

Pale Pinesap (Hypopitys americana) (1925)

水晶兰属

Pale Pinesap (Hypopitys americana) (1925)

in North American wild flowers

Arum Arrowhead (Sagittaria cuneata) (1925)

慈姑属

Arum Arrowhead (Sagittaria cuneata) (1925)

in North American wild flowers

Spatterdock (Nymphaea advena) (1925)

睡莲目

Spatterdock (Nymphaea advena) (1925)

in North American wild flowers

Pineland Aster (Aster squarrosus) (1925)

Pineland Aster (Aster squarrosus) (1925)

Pineland Aster (Aster squarrosus) (1925)

in North American wild flowers

Bottle Gentian (Gentiana saponaria) (1925)

龙胆目

Bottle Gentian (Gentiana saponaria) (1925)

in North American wild flowers

Western Mountain-ash (Sorbus sambucifolia) (1925)

花楸属

Western Mountain-ash (Sorbus sambucifolia) (1925)

in North American wild flowers

Plume Anemone (flower) (Pulsatilla occidentalis) (1925)

白头翁属

Plume Anemone (flower) (Pulsatilla occidentalis) (1925)

in North American wild flowers

Plume Anemone (fruit) (Pulsatilla occidentalis) (1925)

白头翁属

Plume Anemone (fruit) (Pulsatilla occidentalis) (1925)

in North American wild flowers

Meadow Fleabane (Erigeron speciosus) (1925)

美丽飞蓬

Meadow Fleabane (Erigeron speciosus) (1925)

in North American wild flowers

Star Solomonplume (Vagnera stellata) (1925)

星花舞鹤草

Star Solomonplume (Vagnera stellata) (1925)

in North American wild flowers

Double Bladderpod (flower) (Physaria didymocarpa) (1925)

双冠鸬鹚·Double Bladderpod (flower) (Physaria didymocarpa) (1925)

Double Bladderpod (flower) (Physaria didymocarpa) (1925)

in North American wild flowers

Double Bladderpod (fruit) (Physaria didymocarpa) (1925)

Double Bladderpod (fruit) (Physaria didymocarpa) (1925)

Double Bladderpod (fruit) (Physaria didymocarpa) (1925)

in North American wild flowers

Grouse Whortleberry (flower) (Vaccinium scoparium) (1925)

Grouse Whortleberry (flower) (Vaccinium scoparium) (1925)

in North American wild flowers

Grouse Whortleberry (fruit) (Vaccinium scoparium) (1925)

Grouse Whortleberry (fruit) (Vaccinium scoparium) (1925)

in North American wild flowers

Buff Pussytoes (Antennaria luzuloides) (1925)

蝶须属

Buff Pussytoes (Antennaria luzuloides) (1925)

in North American wild flowers

Small Pyrola (Pyrola minor) (1925)

短柱鹿蹄草

Small Pyrola (Pyrola minor) (1925)

in North American wild flowers

Western Bluebells (Mertensia paniculata) (1925)

北方滨紫草

Western Bluebells (Mertensia paniculata) (1925)

in North American wild flowers

Green Bearcabbage (Veratrum viride) (1925)

绿藜芦

Green Bearcabbage (Veratrum viride) (1925)

in North American wild flowers

Sagebrush Mariposa (Calochortus macrocarpus) (1925)

绿带蝴蝶百合

Sagebrush Mariposa (Calochortus macrocarpus) (1925)

in North American wild flowers

White Dryad (flower) (Dryas octopetala) (1925)

仙女木

White Dryad (flower) (Dryas octopetala) (1925)

in North American wild flowers

White Dryad (fruit) (Dryas octopetala) (1925)

仙女木

White Dryad (fruit) (Dryas octopetala) (1925)

in North American wild flowers

Moss Gentian (Gentiana prostrata) (1925)

匍地龙胆

Moss Gentian (Gentiana prostrata) (1925)

in North American wild flowers

Low Whortleberry (Vaccinium caespitosum) (1925)

矮山桑子

Low Whortleberry (Vaccinium caespitosum) (1925)

in North American wild flowers

Small Cranberry (Oxycoccus palustris) (1925)

红莓苔子

Small Cranberry (Oxycoccus palustris) (1925)

in North American wild flowers

Purple Mountain Violet (Viola adunca) (1925)

金虎尾目

Purple Mountain Violet (Viola adunca) (1925)

in North American wild flowers

Rosette Cinquefoil (Potentilla uniflora) (1925)

委陵菜属

Rosette Cinquefoil (Potentilla uniflora) (1925)

in North American wild flowers

Sidesaddle Goldenrod (Solidago ciliosa) (1925)

一枝黄花属

Sidesaddle Goldenrod (Solidago ciliosa) (1925)

in North American wild flowers

Tufted Saxifrage (Saxifraga caespitosa) (1925)

虎耳草目

Tufted Saxifrage (Saxifraga caespitosa) (1925)

in North American wild flowers

Pygmy Androsace (Androsace subumbellata) (1925)

Pygmy Androsace (Androsace subumbellata) (1925)

in North American wild flowers

Western Green Alder (Alnus sinuata) (1925)

桤木属

Western Green Alder (Alnus sinuata) (1925)

in North American wild flowers

Giant Arborvitae (Thuja plicata) (1925)

北美乔柏

Giant Arborvitae (Thuja plicata) (1925)

in North American wild flowers

Limber Pine (Pinus flexilis) (1925)

柔枝(软叶)五针松

Limber Pine (Pinus flexilis) (1925)

in North American wild flowers

Northern Butterbur (Petasites hyperboreus) (1925)

蜂斗菜属

Northern Butterbur (Petasites hyperboreus) (1925)

in North American wild flowers

American Vetch (Vicia americana) (1925)

野豌豆属

American Vetch (Vicia americana) (1925)

in North American wild flowers

Saussurea (Saussurea densa) (1925)

矮鋸草

Saussurea (Saussurea densa) (1925)

in North American wild flowers

Brook Lobelia (Lobelia kalmii) (1925)

桔梗科

Brook Lobelia (Lobelia kalmii) (1925)

in North American wild flowers