KEY TO PLATE XX 





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No. i. Mountain Ash 

 (Pyrus Axcuparia, Ehrh.) 

 , Inflorescence (cymose), 

 with flowers expanded or 

 half open, anthers in various 

 stages, and part of the pin- 

 nate stem -leaves. ^, A 

 cyme with scarlet fruits, the 

 calyx-lobes persisting at the 

 top of each, pomes not punc- 



'" 



No. 2. Rosebay 

 (Epilobiumaftgusttfolium^ 

 Part of plant showing lan- 

 ceolate stem -leaves below, 

 and a spike with axillary 

 flowers and bracts below, 

 open below, and in bud above, 

 in various stages, showing the 

 inferior ovary, the 4 petals, al- 

 ternating sepals, the stamens, 

 and 4-tid stigma (long-styled 

 form). 





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No. 3. Enchanter's 



Nightshade 

 Circcea Lutetiana, L.) 



a t Vertical section of flower, 

 showing inferior 2 -celled 

 ovary, 2 petals, 2 stamens 

 (enlarged). , Fruit, with 

 recurved hooked bristles, f, 

 Part of plant r showing ovate 

 rounded leaves, and raceme 

 with flowers in bud at the 

 tip, open in the centre, and 

 fruits belovr. 



No. 4. Sanicle 

 (Sanicula europ&a, L.) 



a, Floret, showing 5 in- 

 curved petals, gamosepalous 

 calyx, and 5 stamens ex- 

 serted. A, Fruit with hooked 

 bristles. <:, Part of plant, 

 showing palmate leaves, with 

 sheathing petiole, and umbel 

 of flowers with bracieoles 

 forming involuceis below the 

 partial umbels. 



No. 5. Angelica 

 (Angelica sylvestris, L.) 

 a, Flower, showing 5 petals, 

 5 stamens, and pistil. /V Sec- 

 tion of mericarp. c, Schizo- 

 carpfrom lateral aspect, with 

 persistent styles, d, Sheath- 

 ing petiole and part of del- 

 toid lea e, Umbel (terminal) 

 with flowers and fruit, and 

 umbel in fruit below in axil 

 of leaf 







, 



No. 6. 



'/?/ (Hedera HeKx, L.) 

 - a, Vertical section of 

 flower, with ovary and ovoid 

 seed in cell, 2 petals reflexed, 

 and 3 of the 5 stamens, and 

 the swollen disk and short 

 stigma. <*, Drupe with disk, 

 and remains of style. c, 

 Five-lobed climbing leaves 

 and adhesive aerial rootlets. 

 d, Terminal panicle of flowers 

 in umbel, and buds on axillary C 

 umbels below. 



