01067cam a22002891a 4500 agr46000146 DLC 20260227111004.0 791004s1946 dcua b f000 0 eng c agr46000146 (OCoLC)5465977 U.S. Dept. of Agr. Lib. DSI DNAL DLC premarc S21 .A72 no. 915 1 Ag84Te no.915 F400 Artschwager, Ernst, 1889- Contribution to the morphology and anatomy of Cryptostegia (Cryptostegia grandiflora) / by Ernst Artschwager. Washington : U.S. Dept. of Agriculture, 1946. 40 p. : ill. ; 23 cm. Technical bulletin / United States Department of Agriculture ; no. 915 Caption title. Contribution from Bureau of Plant Industry, Soils, and Agricultural Engineering. Literature cited: p. 40. Rubber plants Anatomy. Technical bulletin (United States. Department of Agriculture) ; no. 915. 10459 10459