■130 CONIFERS. (PINK FAMILY.) 



brioatcd. (Cupressus disticha, L.) — Ponds and deep swamps. Florida, and 

 northward. Feb. and March. — A very large tree, with pale Bmoothish bark, 

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

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

 called Cypress-Knees. 



6. THUJA, Tourn. Arbor-Vit^. 



Flowers monoecious. Aments 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- Vitje.) 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, emargiuatQ 

 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 peltate scale. Fertile flowers solitary, 

 Bcaly-bracted, consisting of a single ovule on a cup-shaped disk, which 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 haws, and scaly buds. 



1. T. Floridana, Nutt. Leaves narrowly linear, mucronatc, conspicuously 

 pctioled (about 'J " long), the outer margin revolute ; fruit abundant; the fleshy 

 disk of the seed bright red. — Bauks of the Apalaehicola lviver, Middle Florida. 

 — A small tree, 10° -20° high. 



8. TORREYA, Arnott. 



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

 Anther-cells 4, inserted under the peltate scab'. Fertile flowers solitary, < . .i t - 

 sistiog of a solitary ovule surrounded with imbricated persistenl scales. Disk 

 none. See, I large, ovoid, naked. Embryo at the apex of hard ruminated albu- 

 men. ( "t \ ledons 2, linear. — Trees, with whorled branches. Leaves distichous, 

 rigid, persistent, Buds Bealy. 



1. T. taxifolia, Am. Branchlets opposite, 2-ranked; leaves linear, spiny- 

 pointed, nearly Bessile, tight green ; sterile aments yellow, crowded : seeii ovoid, 

 drupe-Tike. — Rich soil, along the easl bank of die Apalaehicola River, Middle 

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

 horizontal branchet Leaves very rigid, and pungent^ 1' long. Seed Baiootfa 



and glaaCQUB, -niular in shape and si/.e (g a nutmeg. 



