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THE TEACHING BOTANIST 



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FIG. 10. Photographs of two sheets from a small morphological and ecologi- 

 cal herbarium ; X about i In the herbarium, the uses or the nature of the 

 parts, with the names of the plants, are written where the numbers (ren- 

 dered necessary by the method of engraving) stand in the cut, and are as 

 follows : The left-hand sheet is devoted to Morphology, Stipules ; i, stipules 

 as part of foliage (Geum sp., probably); 2, bud-coverings (Humulus 

 lupulus) ; 3, spines (Euphorbia splendens) ; 4, part of foliage (Gallant) ; 5, all 

 of foliage (Lathyrus Aphacd) ; 6, spines, also dwellings of protecting ants 

 (Acacia sphcerocephala) ; 7, bud-coverings (Passiflora) ; 8, tendrils (Smilax) ; 

 9, bud-coverings (Liriodendron Tulipifera). The right-hand sheet is devoted 

 to Ecology, Climbing Organs ; 10, axis of compound leaf (Bignonia); n, 

 hooked epidermal spines (Rosa sinica) ; 12, aerial roots (Ficus repens) ; 

 13, axis of leaf (Lathyrus Aphaca) ; 14, axillary branch (Passiflord) ; 15, 

 petioles (Clematis Virginiana); 16, main stem, twiner (Aristolochid) \ 

 17, extra-axillary branch (Ampelopsis Veitchii}\ 18, stipules (?) (Smilax}, 



