20th century illustrations

Showy Orchis (Orchis spectabilis) (1925)

盔花兰

Showy Orchis (Orchis spectabilis) (1925)

in North American wild flowers

Rosebud Orchid (Pogonia divaricata) (1925)

玫蕾兰

Rosebud Orchid (Pogonia divaricata) (1925)

in North American wild flowers

Large Purple Fringe-orchid (Habenaria grandiflora) (1925)

细距舌唇兰

Large Purple Fringe-orchid (Habenaria grandiflora) (1925)

in North American wild flowers

Franklinia (Pranklinia alatamaha) (1925)

Franklinia (Pranklinia alatamaha) (1925)

in North American wild flowers

Blue Phlox (Phlox divaricata) (1925)

林地天蓝绣球

Blue Phlox (Phlox divaricata) (1925)

in North American wild flowers

Blue-eyed-mary (Collinsia verna) (1925)

锦龙花

Blue-eyed-mary (Collinsia verna) (1925)

in North American wild flowers

Dutchmans-breeches (Bikukulla cuculiarla) (1925)

Dutchmans-breeches (Bikukulla cuculiarla) (1925)

in North American wild flowers

Peatpink (Silene caroliniana) (1925)

蝇子草族

Peatpink (Silene caroliniana) (1925)

in North American wild flowers

Cut Toothwort (Dentaria laciniata) (1925)

轮叶碎米荠

Cut Toothwort (Dentaria laciniata) (1925)

in North American wild flowers

Sweet Pitcherplant (Sarracenia rubra) (1925)

红瓶子草

Sweet Pitcherplant (Sarracenia rubra) (1925)

in North American wild flowers

Hooded Pitcherplant (Sarracenia minor) (1925)

小瓶子草

Hooded Pitcherplant (Sarracenia minor) (1925)

in North American wild flowers

Bowmansroot (Porteranthus trifoliatus) (1925)

星草梅

Bowmansroot (Porteranthus trifoliatus) (1925)

in North American wild flowers

Pinkshell Azalea (Azalea vaseyi) (1925)

杜鹃花科

Pinkshell Azalea (Azalea vaseyi) (1925)

in North American wild flowers

Rosebay Rhododendron (Rhododendron maximum) (1925)

极大杜鹃

Rosebay Rhododendron (Rhododendron maximum) (1925)

in North American wild flowers

Atamasco-lily (Atamosco atamasco) (1925)

韭莲

Atamasco-lily (Atamosco atamasco) (1925)

in North American wild flowers

Turkscap Lily (Lilium superbum) (1925)

沼澤百合

Turkscap Lily (Lilium superbum) (1925)

in North American wild flowers

Orange Polygala (Polygala lutea) (1925)

橘黄远志

Orange Polygala (Polygala lutea) (1925)

in North American wild flowers

Red-helmet (Pedicularis bracteosa) (1925)

塔花马先蒿

Red-helmet (Pedicularis bracteosa) (1925)

in North American wild flowers

Turtlehead (Chelone glabra) (1925)

窄叶蛇头草

Turtlehead (Chelone glabra) (1925)

in North American wild flowers

Scarlet Elder (Sambucus pubens) (1925)

接骨木属

Scarlet Elder (Sambucus pubens) (1925)

in North American wild flowers

Crossvine (Anisostichus capreolatus) (1925)

紫葳藤

Crossvine (Anisostichus capreolatus) (1925)

in North American wild flowers

Indianpipe (Monotropa uniflora) (1925)

水晶兰

Indianpipe (Monotropa uniflora) (1925)

in North American wild flowers

Cardinalflower (Lobelia cardinalis) (1925)

红花半边莲

Cardinalflower (Lobelia cardinalis) (1925)

in North American wild flowers

Zenobia (Zenobia cassinifolia) (1925)

Zenobia (Zenobia cassinifolia) (1925)

in North American wild flowers

American Mistletoe (Phoradendron flavescens) (1925)

美洲槲寄生

American Mistletoe (Phoradendron flavescens) (1925)

in North American wild flowers

American Holly (Ilex opaca) (1925)

美洲冬青

American Holly (Ilex opaca) (1925)

in North American wild flowers

Mountain Hemlock (Tsuga mertensiana) (1925)

山地铁杉

Mountain Hemlock (Tsuga mertensiana) (1925)

in North American wild flowers

Western Hemlock (Tsuga heterophylla) (1925)

西部铁杉

Western Hemlock (Tsuga heterophylla) (1925)

in North American wild flowers

Western Larch (Larix occidentalis) (1925)

Western Larch (Larix occidentalis) (1925)

in North American wild flowers

Douglas-fir (Pseudotsuga mucronata) (1925)

黄杉属

Douglas-fir (Pseudotsuga mucronata) (1925)

in North American wild flowers

Bunchberry (flower) (Cornus canadensis) (1925)

草茱萸

Bunchberry (flower) (Cornus canadensis) (1925)

in North American wild flowers

Bunchberry (fruit) (Cornus canadensis) (1925)

草茱萸

Bunchberry (fruit) (Cornus canadensis) (1925)

in North American wild flowers

Woodnymph (Moneses uniflora) (1925)

独丽花

Woodnymph (Moneses uniflora) (1925)

in North American wild flowers

Alberta Primrose (Primula maccalliana) (1925)

杜鹃花目

Alberta Primrose (Primula maccalliana) (1925)

in North American wild flowers

Mourning Groundsel (Senecio lugens) (1925)

千里光族

Mourning Groundsel (Senecio lugens) (1925)

in North American wild flowers

Slender Shootingstar (Dodecatheon pauciflorum) (1925)

少花报春花

Slender Shootingstar (Dodecatheon pauciflorum) (1925)

in North American wild flowers

Snow Willow (Salix nivalis) (1925)

Snow Willow (Salix nivalis) (1925)

Snow Willow (Salix nivalis) (1925)

in North American wild flowers

Gray Phacelia (Phacelia sericea) (1925)

水叶草亚科

Gray Phacelia (Phacelia sericea) (1925)

in North American wild flowers

Nodding Campion (Lychnis apetala) (1925)

乌拉尔蝇子草

Nodding Campion (Lychnis apetala) (1925)

in North American wild flowers

Golden Fleabane (Erigeron aureus) (1925)

Golden Fleabane (Erigeron aureus) (1925)

Golden Fleabane (Erigeron aureus) (1925)

in North American wild flowers

Golden Sedge (Carex aurea) (1925)

薹草属

Golden Sedge (Carex aurea) (1925)

in North American wild flowers

Alpine Pointvetch (flower) (Oxytropis podocarpa) (1925)

棘豆属

Alpine Pointvetch (flower) (Oxytropis podocarpa) (1925)

in North American wild flowers

Alpine Pointvetch (fruit) (Oxytropis podocarpa) (1925)

棘豆属

Alpine Pointvetch (fruit) (Oxytropis podocarpa) (1925)

in North American wild flowers

Rocky Mountain Kalmia (Ixalmia microphylla) (1925)

Rocky Mountain Kalmia (Ixalmia microphylla) (1925)

in North American wild flowers

Sidebells Pyrola (Pyrola secunda) (1925)

单侧花

Sidebells Pyrola (Pyrola secunda) (1925)

in North American wild flowers

Pink Pussytoes (Antennaria rosea) (1925)

玫瑰蝶须

Pink Pussytoes (Antennaria rosea) (1925)

in North American wild flowers

Elkslip (Caltha leptosepala) (1925)

驴蹄草属

Elkslip (Caltha leptosepala) (1925)

in North American wild flowers

Rock Wormwood (Artemisia discolor) (1925)

蒿属

Rock Wormwood (Artemisia discolor) (1925)

in North American wild flowers