LEAVES. 23 



distinguished from them. Ex. Malampyrum arvense. 



4. ALTERNATE, (alterna.) PL 4,%. 1. Stand soli- 

 tary on the stem or branches spreading in different di- 

 rections. Ex. Borage, Borago. 



5. SCATTERED, (sparsa.} PL 4, fig. 2. Situated 

 irregular!/, without any apparent order. Ex. Lilium 

 bubiferum. 



6. OPPOSITE, (opposita.) PL 4, fig. 3. Arising from 

 two opposite points on the same stem. Ex, Lilac, 8y- 

 ringa vulgar Is. 



7. CLUSTERED, (conferta.) PL 4, fig. 4. Crowded 

 together. Ex. Trientalis Europwa. 



8 BINATE, (biua} only two upon a plant or stem. 

 Ex. Enjthronmin Jlmericanum, and Lily of the valley, 

 Convaliaria majalis. 



9. TERNATE, (terna) three together. 



10. QtfATERtfATE, (quaterna) four together. 



11. QUINATE, (quina) five together. 



12. VERTICILLATE, (vertidttata.) PL 4, fig. 5. 

 Whorled ; is used to express several leaves growing in 

 a circle round the stem, without any reference to their 

 precise number. Ex. Wild Lilies, Lilium Canadense 

 and L. Philadelphia* in. 



13. FASCICULATE, (fosciculata.) PL 4, fig. 6. Tuft- 

 ed or bundled together. Ex. Pine, Pinus. 



14. IMBRICATE, (imbricata.) PL 4, fig. 7. Lying 

 one over another like tiles upon a house. 



15. DECUSSATE, (decussata.) PL 4, fig. 8.^ Cross- 

 ing each other alternately in pairs. Ex. Motherwort, 

 Leonnrus Cardiaca. 



16. TWO-RANKED, (disticha.) PL 4, fig. 9. Spread- 

 ing in two directions, and yet not regularly opposite at 

 their insertion. Ex. Hemlock, Pinus Canadeusis. 



17. UNILATERAL, (secunda.) PL 4, fig. 10, j^ean- 

 ing all to one side. Ex. Many flowered, Solomon's 

 seal, Convaliaria multiflora. 



18. APPRESSED, (adpressa} when the leaf takes a 



