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Sayre, 1917: A Manual of Organic Materia Medica. > The images. >

Fig. 230. Cross-section of Cinchona calisaya bark.

Gallery: 
Sayre 1917
Cinchona
Fig. 230. Cross-section of Cinchona calisaya bark

(var. Micrantha).

This image is from Cinchona in Sayre's Manual of Organic Materia Medica and Pharmacognosy, 1917.

‹ Fig. 229. Cinchona calisaya - Cross-section of bark. up Fig. 231. Cinchona succirubra - Branch. ›

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