KEY, BASED UPON FRUIT. 17 



<?. Dehiscent at maturity along the medium line of the back and letting out 

 each 1-2 berry-like seeds suspended by extensile threads (Magnolia) ; 

 cone 



Cylindrical, curved, 2-3 in. long 1. MAGNOLIA ACUMINATA. 



Oblong, 1-1 in. long 51. MAGNOLIA GLAUCA. 



Oval, 3-4 in long .101. MAGNOLIA GRANDIFLORA. 



d 2 . Indehiscent at maturity and falling away as samarae. 



2. LlRIODENDRON TULIPIFERA. 



6*. Spherical head, hardened and bristling with 2-beaked capsules. 



60. LlQUIDAMBAR STYRACIFLUA. 



b*. Sorosis a spike with bracts and calyx-lobes all thickened and sacculent. 



63. MORUS RUBRA. 



a 3 . A Naked Seed, subtended or surrounded by a fleshy disk. 

 b. Drupe-like, with fleshy covering, sessile, scaly-bracted beneath and about 



1 in. in length, oval 120. TORREYA TAXIFOLIA. 



1 in. length, obovoid 145. TORREYA CALIFORNICA. 



6 3 . Bony seed, subtended by a fleshy cup 144. TAXUS BREVIFOLJA. 



