Color botanical illustration of twinberry honeysuckle, including dark purple berries on the bottom and orange and pink flowers on the top. Bottom of the drawing reads, "Ten Mile River - Mendocino Co. Cal." The adjacent page reads, "This flower should be a firm orange color inclining to scarlet. Spotted inside the petals with brown stamens."

Color botanical illustration of a red lily with six yellow stamens. The bottom of the drawing includes an additional drawing of the stamens that reads, "6 stamens showing insertion." Below that, a note reads, "Camp near Bromley Creek Mendocino County Cal."

Color botanical illustration of foliage with small yellow and pink flowers in various stages of bloom. The bottom of the drawing reads, "Bromley Creek - Mendocino Co. Cal. -flower -procumbent."

Color botanical illustration of thin foliage with a cluster of pink flowers with pointed petals. Includes some very faint writing in pencil below the drawing.

Color botanical illustration of firecracker flower. Its scientific name is Dichelostemma ida-maia. There are clusters of red and green cylindrical blooms that curl back to reveal white flowers. Includes some very faint writing in pencil below the drawing.

Color botanical illustration of light blue, purple, and yellow blooms with foliage, thin stems, and brown roots. They are possibly penstemons. Includes some very faint writing in pencil below the drawing.

Color botanical illustration of mimulus mephiticus, also known as monkeyflower, with foliage and dark pink blooms. Includes a drawing of the inside of the flower with a note that reads, "Flower split and stripped down showing pistil and stamens adhering at their tops." Also includes very faint writing in pencil below the drawing.

Color botanical illustration of foliage with small yellow flowers. Includes three close up drawings labeled, "leaf near top of plant," "leaf- between base / top[?]," and "leaf at base." Also includes very faint writing in pencil below the drawing that is illegible.

Color botanical illustration of foliage and pink flowers with four petals and long stamens. Includes very faint writing in pencil below the drawing.

Color botanical illustration of pink, white, and yellow lilies with spotted petals and long stamens. Includes some very faint writing in pencil below the drawing.

Color botanical illustration of foliage with three yellow flowers. It is possibly common woolly sunflower. Includes some very faint writing in pencil below the drawing.

Color botanical illustration of foliage with round green and red flowers or berries.

Color botanical illustration of foliage with two yellow lilies.

Color botanical illustration of rhododendron. There are three white, yellow, and pink blooms with long stamens. Includes some very faint writing in pencil below the drawing.

Color botanical illustration of California pitcher plant with tubular leaves and red details. Includes some very faint writing in pencil below the drawing.

Color botanical illustration of foliage with pink, white, and yellow blooms. They are possibly penstemons. Includes two additional drawings of the blooms, which read, "flower stripped of petals- showing moveable lid & pollen mass -also fleshy under lip" and "view from beneath- showing the adhesion of fleshy under lip." Also includes some very faint writing in pencil on the bottom of the page, below the additional drawings.

Color botanical illustration of a California pitcher plant pod with five petals and a red stem. Includes two additional pod drawings labeled, "Longitudinal & cross section of lid pod- green" and "Old pod- showing manner of opening & shedding bud." Also includes some very faint writing in pencil on the bottom of the page below the additional drawings.

Color botanical illustration of a dark pink lily and foliage. Includes some very faint writing in pencil below the drawing.

Color botanical illustration of long thin foliage with many small yellow flowers. It is possibly yellow onion weed. Includes some very faint writing in pencil below the drawing.

Color botanical illustration of a plant with green leaves, a pink stem, and many small, white flowers. The bottom of the drawing reads, "Illinois Valley" in pencil. The rest of the writing is very faint.

Color botanical illustration of thin green foliage with small purple, white, and yellow blooms. The stems are pink near the base of the plant and the roots are visible. A note below the drawing reads, "Summit of Siskiyou Mts. Cal."

Color botanical illustration of ghost pipe with dark pink stem, leaves, and blooms. Its scientific name is Monotropa uniflora. Includes an additional drawing labeled, "Flower stripped of petals- showing stamens and pistil." A note at the bottom of the drawing reads, "Siskiyou Mountains- trail- "Sailors diggings" to Happy Camp Del Norte Co. Cal." Appears to be the same plant depicted in folder 9 item 1.

Color botanical illustration of farewell to spring. Its scientific name is Clarkia amoena. There is foliage with four pink flowers in various stages of bloom. The flowers are light pink with dark pink details. The bottom of the drawing reads, "Orleans Bar Cal. Klamath River."

Color botanical illustration of monkeyflower. There are two red blooms with yellow stamens. Includes some very faint writing in pencil below the drawing.

Unfinished color botanical illustration of small yellow flowers on long dark purple stems with small green leaves. The bottom of the drawing reads, "June 2, 1905 Stems- dark purple, petals very pale yellow, stamens much deeper[?]."

Color botanical illustration of two pink flowers with five petals with buds, leaves, and long stems. The bottom of the drawing reads, "Blue Mountains near Sumpter Ogn. June 12, 1905. Flower pink to purple, leaves pure greene [sic]."

Color botanical illustration of Ithuriel's spear. Its scientific name is Triteleia laxa. There is grass-like foliage with bunches of purple/blue flowers.

Color botanical illustration of a large leaf and a yellow flower with eight petals.