CLASS XIX. ORDER XV. 
341 
3-cleft scale : pericarp none : stamens about 8. Pistillate flowers — calyx 
2- parted, lacerated : stigmas 2 : nut ovate, surrounded by and included in 
the permanent leaf-like calyx. 50. 99 — (hazlenut.) S. 
Fagus. Staminate flowers — ament roundish : calyx 5 or 6-cleft, bell-form : 
stamens 5 to 12. Pistillate flowers — calyx 4-toothed, setose: germs 2 : nuts 
2, inclosed in the calyx, becoming coriaceous echinate. 50. 99 — (beech.) S’. 
Casta'nea. Polygamous. Staminate flowers — ament naked, linear : co- 
rolla (or calyx) 1-leaved, 5 or 6-parted : stamens 10 to 20. Pistillate flowers — 
calyx 5 or (S-lcaved, (or 5 or 6-lobed)muricate ; germs 3 : stigma pencil-form : 
nuts 3, with coriaceous putamen, enclosed in the calyx, becoming echinate. 
50. 99 — (chesnut.) S. 
Bet"ula. Staminate flowers — ament cylindric, imbricate, scales peltate, 
3- flowercd : stamens 10 to 12. Pistillate flowers — calyx a 2 or 3-flowcred 
scale : seed 1, winged. 50. 99 — (birch.) S. 
Plat"anus. Ament globose. Staminate flowers — corolla none or scarcely 
apparent, anthers growing around the filaments. Pistillate flowers — calyx 
many-leaved : style with a recurved stigma : seed roundish, crowned with 
the mucronate style, with egret-like hairs at the base. t 50. 99 — (button-wood, 
false sycamore.) S. 
Juglans. Staminate flowers — ament imbricate : calyx a scale, generally 
5-parted : corolla 4 or 5-parted : stamens 18 to 36. Pistillate flowers — calyx 
4- cleft, superior : corolla 4-cleft or 4-parted : "styles 1 or 2 : drupe partly 
spongy : nut rugose and irregularly furrowed. 50. 94 — (butternut, black 
walnut.) & 
Car'ya. Staminate flowers — ament imbricate : calyx, 3-parled scales : 
corolla 0 : stamens 4 to 6. Pistillate flowers — calyx 4-cleft, superior : corolla 
0 : styles 0 : stigma disk-like, 4-lobed : pericarp 4-valved : nut sub-quadran- 
gular, even. 50. 94 — (hickory, walnut.) S. 
Order 15. Monadelphia. 
A. Steins not woody. 
Momor' dica. Staminate flowers — calyx 5 or 6-cleft : corolla 5 or 6-part- 
ed: filaments 3. Pistillate flowers — style 3-cleft: berry gourd-like and 
bursting elastically : seeds compressed. 34. 97 — (balsam apple, wild cucum- 
ber.) 
Exotic. 
Ccc"umis. Staminate flowers — calyx 5-toothed : corolla 5-parted : fila- 
ments 3. Pistillate flowers — calyx and corolla like the staminate : stigmas 
3, thick, 2-parted : berry with sharpish seeds. 34. 97 — (cucumber, musk- 
melon.) 
Cucur'bita. Staminate flowers — calyx 5-toothed : corolla 5-cleft : fila- 
ments 3. Pistillate flowers — calyx and corolla like the staminate : pistil 3- 
cleft : pomaceous berry large, 3 to 5-celled : seeds thickened at the margin. 
34. 97 — (gourd, squash, pumpkin, .water-melon.) 
Rici'ncs. Staminate flowers — calyx 5-parted : stamens numerous. Pis- 
tillate flowers — calyx 3-parted : styles 3, 2-cleft : capsules echinate, 3-celled, 
3-secded. 38. 96 — (palma christi, or castor oil plant.) 
B. Stems woody. 
Pixus. Staminate flowers — calyx 4-leaved, peltate : corolla 0 : stamens 
many : anthers naked, 2, sessile, 1-celled. Pistillate flowers — calyx in stro- 
biles or cones, scales closely imbricate, 2-flowered : pistil 1 : nut with a mem- 
branaceous wing. (Perhaps more properly a samara.) 51. 100 — (pine.) S. 
Cupres 'scs. Staminate flowers — ament ovate, imbricate: calyx a peltate 
scale : corolla 0 : anthers 4, sessile. Pistillate flowers — ament strobilaceous : 
calyx a 1-flowered peltate scale ; corolla 0 : germs 4 to 8, under each scale 
of the calyx : nuts angular, compressed. 51. 100 — (white cedar.) & 
29 * 
