4S6 coNiFicn.E. (pine family.) 



bricatcd. (Cupressus disticlia, L.) — Ponds and deep swamps. Florida, and 

 northward. Feb. and March. — A very hirge tree, witli pule smoothish bark, 

 light durable wood, and few fastigiate branches at the summit. Leaves 4'' -6" 

 long. Cones |' - 1' in diameter. Attached to the roots are hollow conical knobs 

 called Cypress-Knees. 



6. THUJA, Tourn. ARBOR-ViTiB. 



Flowers monoecious. Amcnts small, terminal. Anther-cells 4, with a scale- 

 like connective. Carpellary scales imbricated in four rows, with two erect ovules 

 at the base. Cone oblong, the few scales imbricated, expanding at maturity, 

 persistent. Seed winged. Cotyledons 2, oblong. — Trees or shrubs, with scale- 

 like imbricated persistent leaves. 



1. T. OCCidentalis, L. (Arbor-Vit.k.) Branches flat, distichous ; leaves 

 ovate, obtuse, with a gland on the back, imbricated in four rows ; cones oblong, 

 nodding, with the outer scales oblong, obtuse ; seeds broadly winged, emarginate 

 at each end. — Rocky banks on the mountains of Carolina, and northward. — 

 A small or middle-sized tree. Cones ^' long. 



7. TAXUS, Tourn. Yew. 



Flowers dioecious, axillary ; the sterile ones in globular few-flowered aments. 

 Anther-cells 3-8, inserted under the ])eltate scale. Fertile flowers solitary, 

 scaly-bracted, consisting of a single ovule on a cup-shaped disk, wiiich becomes 

 large and berry-like in fruit, and surrounds the nut-like seed. Embryo in the 

 axis of mealy albumen. — Trees or shrubs, with scattered branches, linear rigid 

 distichous leaves, and scaly buds. 



1. T. rioridana, Nutt. Leavesnarrowly linear, mucronate, conspicuously 

 petiolcd (about 9" long), the outer margin revolute ; fruit ahundiint: the fleshy 

 disk of the seed bright red. — Banks of the Apalachicola Kiver, Middle Florida. 

 — A small tree, 100-20° high. 



8. TORREYA, Arnott. 



Flowers dioecious, axillary ; the sterile ones in globose or oblong amcnts 

 Anther-cells 4, inserted under the peltate scale. Fertile flowers solitary, con 

 sisting of a solitary ovule surrounded with imbricated persistent scales. Disk 

 none. Seed large, ovoid, naked. Embryo at the apex of hard ruminated albu 

 men. Cotyledons 2, linear. — Trees, with whorlcd branches. Leaves distichous 

 rigid, persistent. Buds scaly. 



1. T. taxifolia, Am. Branehlcts opposite, 2-ranked; leaves linear, sjiiny 

 pointed, nearly sessile, light green ; sterile aments yellow, crowded ; seed ovoid 

 drupe-like. — Kicli soil, along the cast bank of the Apalachicola Bivcr, Middle 

 Florida. March. — A middle sized tree, with durable strong-scented wood, and 

 horizontal l)ranches. Leiives very ri'.rid, and pungent, 1' long. Seed smooth 

 tind glaucous, similar in shape and size to a nutmeg. 



