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Alchornea Stock Photos and Images
RMW7TBW0–Iporuru (Alchornea floribunda), Budongo Forest Reserve, Uganda. The plant has psychedelic and aphrodisiac properties and the powdered rootbark is used for traditional medicine for malaria.
RF2JK4TRP–3D image of Gentisic acid skeletal formula - molecular chemical structure of dihydroxybenzoic acid isolated on white background
RM2JRBHW9–Alchornea triplinervia J. Mueller in de Candolle, by Sydney Parkinson. Gift of the British Museum, 1895.
RF2N3B8YH–Gentisic acid molecule. 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), oxygen (red).
RM2AWMRD3–Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie . erschnitt durch zwei benachbarte Hartbastbündel von Gelonium multi-florum. An der inneren Seite derselben setzen sich Steinzellen an und bildenso einen »gemischten« Sclercnchymring. (+ 300.) Fig. iO. Querschnitt durch eine markständige Xylemparlie von Hemicyclia; mansieht,dass hier der Holztheil durchweg aus stark verdickten Tracheiden gebildetwird, m Mark. (+ 300.) Fig. H. Hartbastbündel aus dem Innern Bast yon Alchornea tiliaefolia quer durch-schnitten. (4- 200.) Fig. 12. Querschnitt durch den markständigen B
RMP6F7JF–Achiotillo tree, Alchornea latifolia. Handcoloured copperplate engraving by F. Guimpel from Dr. Friedrich Gottlob Hayne's Medical Botany, Berlin, 1822. Hayne (1763-1832) was a German botanist, apothecary and professor of pharmaceutical botany at Berlin University.
RMPFJRHA–. da bie shan zhi wu zhi. botany. ä¸ä¸ã大æ禾æEuphorbiaceae 667 æï¼æå¶2æãè±ééåæ ªæå¼æ ªï¼è±åºç©ç¶ãæ»ç¶æåé¥ç¶ï¼éè±å¤æµç°çäºèè ï¼éè±1 Iæµçäºèè ï¼æ è±ç£ï¼éè±è¼25è£ï¼éåç¶æåï¼éè48æï¼è±ä¸åºé¨åçï¼è±è¯2 室ï¼æ éåéèï¼éè±è¼ç48æï¼å-æ¿3 ( 2)室ï¼æ¯å®¤1èç ï¼è±æ±3 ( 2)ï¼ç¦»çæ åºé¨åç常为线ç¶ãè´æå ·2 3个åæç£ï¼ç§å-æ ç§éï¼å-å¶å®½æã 约70ç§ï¼åå¸äºå ¨çç-带åäºç-带å°åºãæå½æ7ç§ï¼2åç§ã大å«å±±åºæ1ç§ã 山麻æï¼å¾945) Alchornea davidii Franch. è½å¶çæ¨ï¼é«è¾¾3ç±³ãå¹¼æ被ç°ç½è²ç-ææ¯ãå¶å®½ åµå½¢æè¿åå½¢ï¼é¿8 15åç±³ï¼å®½7 14åç±³ï¼é¡¶ç«¯æ¸ å°ï¼åºé¨æµ å¿å½¢ï¼è¾¹ç¼å ·ç²é¯é½¿æç»é½¿ï¼é½¿ç«¯å ·è ºï¼è é¢è¢«ç-ææ¯ï¼
RM2JRBHX8–Alchornea triplinervia J. Mueller in de Candolle, by Sydney Parkinson. Gift of the British Museum, 1895.
RF2N3B903–Gentisic acid molecule. 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), oxygen (red).
![. Bulletin of the Department of Agriculture, Jamaica. Jamaica. Dept. of Agriculture; Agriculture -- Jamaica. 248 The rate of growth of each leaf increases from the beginning until it is about half the mature size and then falls. The highest daily rates observed in Boehmeria and Alchornea, 44 mm. and 2"9 mm. respectively, are the most rapid found in any of the 14 forms that I measured, excepting in the tree-ferns. These figures contrast markedly with the rates of 107 mm. per day for the banana and 41 mm. for Amherstia. From eye observations of growth in a number of other species I should s Stock Photo](https://c8.alamy.com/comp/RGH040/bulletin-of-the-department-of-agriculture-jamaica-jamaica-dept-of-agriculture-agriculture-jamaica-248-the-rate-of-growth-of-each-leaf-increases-from-the-beginning-until-it-is-about-half-the-mature-size-and-then-falls-the-highest-daily-rates-observed-in-boehmeria-and-alchornea-44-mm-and-2quot9-mm-respectively-are-the-most-rapid-found-in-any-of-the-14-forms-that-i-measured-excepting-in-the-tree-ferns-these-figures-contrast-markedly-with-the-rates-of-107-mm-per-day-for-the-banana-and-41-mm-for-amherstia-from-eye-observations-of-growth-in-a-number-of-other-species-i-should-s-RGH040.jpg ". Bulletin of the Department of Agriculture, Jamaica. Jamaica. Dept. of Agriculture; Agriculture -- Jamaica. 248 The rate of growth of each leaf increases from the beginning until it is about half the mature size and then falls. The highest daily rates observed in Boehmeria and Alchornea, 44 mm. and 2"9 mm. respectively, are the most rapid found in any of the 14 forms that I measured, excepting in the tree-ferns. These figures contrast markedly with the rates of 107 mm. per day for the banana and 41 mm. for Amherstia. From eye observations of growth in a number of other species I should s Stock Photo")
RMRGH040–. Bulletin of the Department of Agriculture, Jamaica. Jamaica. Dept. of Agriculture; Agriculture -- Jamaica. 248 The rate of growth of each leaf increases from the beginning until it is about half the mature size and then falls. The highest daily rates observed in Boehmeria and Alchornea, 44 mm. and 2"9 mm. respectively, are the most rapid found in any of the 14 forms that I measured, excepting in the tree-ferns. These figures contrast markedly with the rates of 107 mm. per day for the banana and 41 mm. for Amherstia. From eye observations of growth in a number of other species I should s
RMPFJRMA–. da bie shan zhi wu zhi. botany. ä¸ä¸ã大æ禾æEuphorbiaceae 657 9.å ¨ä¸ºæ¨æ¬æ¤ç©ã 10.æ¤ç©ä½å¸¸è¢«æç¶æ¯ï¼å¶èé¢å¸¸æé¢ç²ç¶è ºä½ï¼éè10 100æ 9.éæ¡å±Mallotus 10.æ¤ç©ä½æ æç¶æ¯ï¼å¶æ é¢ç²ç¶è ºä½ï¼éè28æã 11.å¶æ顶端æ2è ºä½ï¼éè23æï¼ç¦»çï¼éè±è¼ç3è£ 10.ä¹æ¡å±Saphim 11.å¶çåºé¨æè ºä½ï¼éè8ï¼è±ä¸åºé¨è¿åï¼éè±è¼ç38æâ¦â¦11.山麻æå±Alchornea 5.æ è±è¢«ï¼æ¯ç¶èä¼è±åºï¼éè±ä» æ1æéè 12.大æå±Euphorbia 1. ä¸å¶è»å±Securinega Comm. ex Jussieu è½å¶çæ¨ãå¶äºçï¼2åï¼å ¨ç¼ï¼ç¾½ç¶èï¼å ·ç-æãè±å°ï¼ééå¼æ ªæåæ ªï¼è çï¼è¼ç 5;æ è±ç£ï¼éè±ç°çï¼éè45ï¼ççäº5è£è±çåºé¨ï¼éåéèå°ï¼æ23è£ï¼éè±å çææ°æµç°çï¼è±çè¿å ¨ç¼ï¼å-æ¿3室ï¼æ¯å®¤2èç ï
RMRMX60P–. Annales des Sciences Naturelles Botaniques. RECHERCHES SUR LES EUPHORBIACÈES. 251 par leur forme que par leurs parois transversales très minces (fîg. 77, A). Les exemples pourraient être multipliés. Mais il y a plus. Chaque fois que le tannin est très abondant, dans un organe, lorsqu'il envahit liège et paren- chymes divers, les cloisons des tannifères, comme corrodées par le contenu cellulaire, se résorbent et un véritable tube -—Xo. Fig. 77. — A, Alchornea cordât a; B, Bischoffia trifoliata; t, tannifères à parois transversales non encore résorbées ; t', tannifères à parois transversales
RMRGNN51–. Bulletin de l'Herbier Boissier. Plants. (300) G. HOCHREUTINER. QUELQUES FEUILLES COMPOSÃES MONSTRUEUSES. 489 Or cette règle ne présente à notre connaissance qu'une seule excep- tion et encore le cas est-il tout à fait spécial. Certaines Alchornea, en particulier Alchornea mollis Muller Aarg. (Fani. des Euphorbiacées) pos- sèdent deux appareils foliacés analogues à des stipelles à la base du limbe de leur feuille. Cette feuille est simple et il n'est pas question de pétiolules, les stipelles ne peuvent donc se trouver à leur base. Une seconde raison semble encore plaider en défaveur d
RMRD2FKM–. da bie shan zhi wu zhi. botany. ä¸ä¸ã大æ禾æEuphorbiaceae 657 9.å ¨ä¸ºæ¨æ¬æ¤ç©ã 10.æ¤ç©ä½å¸¸è¢«æç¶æ¯ï¼å¶èé¢å¸¸æé¢ç²ç¶è ºä½ï¼éè10 100æ 9.éæ¡å±Mallotus 10.æ¤ç©ä½æ æç¶æ¯ï¼å¶æ é¢ç²ç¶è ºä½ï¼éè28æã 11.å¶æ顶端æ2è ºä½ï¼éè23æï¼ç¦»çï¼éè±è¼ç3è£ 10.ä¹æ¡å±Saphim 11.å¶çåºé¨æè ºä½ï¼éè8ï¼è±ä¸åºé¨è¿åï¼éè±è¼ç38æâ¦â¦11.山麻æå±Alchornea 5.æ è±è¢«ï¼æ¯ç¶èä¼è±åºï¼éè±ä» æ1æéè 12.大æå±Euphorbia 1. ä¸å¶è»å±Securinega Comm. ex Jussieu è½å¶çæ¨ãå¶äºçï¼2åï¼å ¨ç¼ï¼ç¾½ç¶èï¼å ·ç-æãè±å°ï¼ééå¼æ ªæåæ ªï¼è çï¼è¼ç 5;æ è±ç£ï¼éè±ç°çï¼éè45ï¼ççäº5è£è±çåºé¨ï¼éåéèå°ï¼æ23è£ï¼éè±å çææ°æµç°çï¼è±çè¿å ¨ç¼ï¼å-æ¿3室ï¼æ¯å®¤2èç ï
RMRD2FDM–. da bie shan zhi wu zhi. botany. ä¸ä¸ã大æ禾æEuphorbiaceae 667 æï¼æå¶2æãè±ééåæ ªæå¼æ ªï¼è±åºç©ç¶ãæ»ç¶æåé¥ç¶ï¼éè±å¤æµç°çäºèè ï¼éè±1 Iæµçäºèè ï¼æ è±ç£ï¼éè±è¼25è£ï¼éåç¶æåï¼éè48æï¼è±ä¸åºé¨åçï¼è±è¯2 室ï¼æ éåéèï¼éè±è¼ç48æï¼å-æ¿3 ( 2)室ï¼æ¯å®¤1èç ï¼è±æ±3 ( 2)ï¼ç¦»çæ åºé¨åç常为线ç¶ãè´æå ·2 3个åæç£ï¼ç§å-æ ç§éï¼å-å¶å®½æã 约70ç§ï¼åå¸äºå ¨çç-带åäºç-带å°åºãæå½æ7ç§ï¼2åç§ã大å«å±±åºæ1ç§ã 山麻æï¼å¾945) Alchornea davidii Franch. è½å¶çæ¨ï¼é«è¾¾3ç±³ãå¹¼æ被ç°ç½è²ç-ææ¯ãå¶å®½ åµå½¢æè¿åå½¢ï¼é¿8 15åç±³ï¼å®½7 14åç±³ï¼é¡¶ç«¯æ¸ å°ï¼åºé¨æµ å¿å½¢ï¼è¾¹ç¼å ·ç²é¯é½¿æç»é½¿ï¼é½¿ç«¯å ·è ºï¼è é¢è¢«ç-ææ¯ï¼
RMREFHY4–. Common trees of Puerto Rico and the Virgin Islands. Trees -- Puerto Rico; Trees -- Virgin Islands of the United States. 118. AchiotiUo Two-thirds natural size. Alchornea latifolia Sw. 6S7-921 0—64 18 263. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Little, Elbert Luther, 1907-; Wadsworth, Frank H. (Frank Howard). Washington, D. C. : U. S. Dept. of Agriculture, Forest Service
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