Hedera helix conglomerata is an ivy with marked, slow growing, erect variety. The leaves are small and…
"1. Hedera Helix; 2. a flower of Dimorphanthus edulis; 3. perpendicular section of the ovary; 4. undivided…
"Schizogenous resin duct in the young stem of ivy (Hedera helix), as seen in cross section. A, early,…