INTRODUCTION TO BOTANY. 
165 
PSEUDOSPERMIC FRUITS. 
Naked seeds, Fructus pseudospermi, Fructus carceru- 
lares, Semina nuda. Simple fruit s, not opening of them- 
selves when ripe , containing only a single seed , or at most 
hut few , and having the pericarp so exactly joined to the 
seed , that the latter appears to have only its own covers . 
Cariopsis. 
Seed, Grain, Cerio, Cerium. Fruit simple , drip one- 
seeded , with the pericarp strictly united to the proper covers 
of the seed . Gramme®. PI. 13, fig. 1, 2 and 3. 
Globular, Cariopsis globulosa. Panicum Italicum. 
Roundish, subrotunda. Zea Mays, Holcus succulentus-. 
Oblong, ohlonga. Triticum. 
Grooved, canaliculata. Hollowed out in a groove. 
Triticum, Secale, Avena, tlordeum. 
If Beaked, rostrata. Having a kind of beak or point at 
top, the remains of the style. Phleum pratense. 
Two-beaked, lirostrata . Having two points or beaks at 
top. Briza, Ehrharta panicea. 
IT Enveloped, induviata, glumella tecta. Enveloped in a 
persistent glumelle. Oryza sativa. 
Naked, nuda. Zea Mays. 
Akenium. 
Seed, Achsena, Achenium, Akena, Acenium, Cypsela. 
Fruit simple , one-seeded , usually dry , the pericarp more or 
less intimately united with the proper covers of the seed } and 
with the tube of the calyx. Composite. PI. 13, fig. 4, 5, 6. 
Egglike, Akenium ovoideum. Balliera. 
Reverse egglike, obovoideum. In form of an egg , the 
small end being the basis. Hippophsestum vulgare, Qno- 
pordum vulgare, Polymnia. 
Topshape, turbinatum. Galardia, Agriphyllum, Galin- 
saga triloba. 
Three-sided, trigonum. Baltimora. 
Compressed, compressum. Flattened sideways. Careopsis, 
Zinnia, Silphium, Beilis. 
Bent, curvatum. Tragopogon pratense, Calendula. 
Angular, angulatum. Sigesbeckia. 
Winged, alatum. Having a thin, broad edge. Achillea 
millefoiia, Ximenesia encelioides. 
