. Beihefte zum botanischen Centralblatt. Plants. Fig. 9. Fig. 10. sous une pression plus grande que Celles dans les autres poches- II y a donc probablement ouverture quand la pression interne de- vient trop forte, et la resine eu se deversant alors ä la surface sert ainsi ä proteger l' 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 Leipzig : Verlag von G. Thiem

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