Russianthistle Stock Photos and Images
. Foundations of botany. tumbleweeds are the Russianthistle (Fig. 268), the pigweed (Amarantus alhus., Fig. 269),the tickle-grass (Fig. 270), and a familiar pepper-grass{Lepidium). In order to make a successful tumbleweed, aplant must be pretty nearly globular in form when fullygrown and dried, must be tough and light, must break offnear the ground, and drop its seeds only a few at a timeas it travels. A single plantof Russian thistle is some-times as much as three feethigh and six feet in diameterand carries not less than twohundred thousand seeds. 449. Many - Seeded Podswith Small Openings.— Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/foundations-of-botany-tumbleweeds-are-the-russianthistle-fig-268-the-pigweed-amarantus-alhus-fig-269the-tickle-grass-fig-270-and-a-familiar-pepper-grasslepidium-in-order-to-make-a-successful-tumbleweed-aplant-must-be-pretty-nearly-globular-in-form-when-fullygrown-and-dried-must-be-tough-and-light-must-break-offnear-the-ground-and-drop-its-seeds-only-a-few-at-a-timeas-it-travels-a-single-plantof-russian-thistle-is-some-times-as-much-as-three-feethigh-and-six-feet-in-diameterand-carries-not-less-than-twohundred-thousand-seeds-449-many-seeded-podswith-small-openings-image336992864.htmlRM2AG79RC–. Foundations of botany. tumbleweeds are the Russianthistle (Fig. 268), the pigweed (Amarantus alhus., Fig. 269),the tickle-grass (Fig. 270), and a familiar pepper-grass{Lepidium). In order to make a successful tumbleweed, aplant must be pretty nearly globular in form when fullygrown and dried, must be tough and light, must break offnear the ground, and drop its seeds only a few at a timeas it travels. A single plantof Russian thistle is some-times as much as three feethigh and six feet in diameterand carries not less than twohundred thousand seeds. 449. Many - Seeded Podswith Small Openings.—
An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian; 2nd ed. . 2. Salsola pestifer A. Xelson. RussianThistle or Cactus. Fig. 1714. ^?. Kali rosacea Pall. III. PI. 36, pi. 38. f. I. 1803. Not 5, rosacea L.5. Kali tenuifolia F. W. Meyer. Chlor. Han. 470. 1836.5. pestifer A. Nelson, Rocky Mt. Bot. 169. 1909. Similar to the preceding species, but bushybranched, the branches usually slender. Leavesand outer branches usually bright red Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/an-illustrated-flora-of-the-northern-united-states-canada-and-the-british-possessions-from-newfoundland-to-the-parallel-of-the-southern-boundary-of-virginia-and-from-the-atlantic-ocean-westward-to-the-102nd-meridian-2nd-ed-2-salsola-pestifer-a-xelson-russianthistle-or-cactus-fig-1714-kali-rosacea-pall-iii-pi-36-pi-38-f-i-1803-not-5-rosacea-l5-kali-tenuifolia-f-w-meyer-chlor-han-470-18365-pestifer-a-nelson-rocky-mt-bot-169-1909-similar-to-the-preceding-species-but-bushybranched-the-branches-usually-slender-leavesand-outer-branches-usually-bright-red-image342724141.htmlRM2AWGC3W–An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian; 2nd ed. . 2. Salsola pestifer A. Xelson. RussianThistle or Cactus. Fig. 1714. ^?. Kali rosacea Pall. III. PI. 36, pi. 38. f. I. 1803. Not 5, rosacea L.5. Kali tenuifolia F. W. Meyer. Chlor. Han. 470. 1836.5. pestifer A. Nelson, Rocky Mt. Bot. 169. 1909. Similar to the preceding species, but bushybranched, the branches usually slender. Leavesand outer branches usually bright red
