APPEXDIX C. 



ror, 



Flowor. That part of a plant wliifh shelters the reproductive organs. 



Follicle. A dry many-seeded fniit, opening along its ventral suture. 



Fovilla. The matter inclosed iu the pollen-grains and the essential clenu iit 



in fertilization. 

 Free. Sfamens are so when completely separated. 



Fruit. The fertilized and ripe pistil, inclosing the seeds. It is apocarpous : 



1. when its carpels are separate, as in the rose, in which 

 each carpel is a fruit ; 2. the pistil forais a single carpel, as 

 in the j)ea, wheat, or apricot. It is mjncariious when its 

 carpels are united, as in the poppy. The ripe ovary is the 

 pericarp, and it is composed of three layers, the epicarp, 

 oidixurp, and mcsocarp or sarcocarp. 

 The cord uniting the ovuk' to the placenta, the homologue of the 



umldlicus in animals. 

 See Mouopetalons. 

 Grape sugar ; ditl'ers from eano sugar in containing three more 



molecules ot water. 

 The suh-o])])osite bracts of the fertile flowers of grasses, whereof 

 the lower and outer is largest, and sheathes the upper, and 

 is either armed witli an awn or mnticous. 

 ;lumc. Ihc involucre ot the sterile flowers of grasses, composed 



of two scaly, opposite bracts. 

 A vegetable product, present in most seeds, analogous to albumen, 

 Jibrine, and casein, but devoid of sulphur and phosphorus. 

 It is obtained by washing flour in water, till the water ceases 

 to be rendered turbid by the starch. 

 Olive-green granules present in Lichens, and which distinguish 



these from Fungi, in which they are absent. 

 See Jficro-sporani/ia. 



I'hints with naked ovules, as iu Conifers and Cycads. 

 The pistil. 



Sfamens arc so when unitcil for their entire length with the pistil. 

 The dilated base ot several confluent stylos extending below the 



ovaries and surface of the receptacle. 

 An elongated support to the pistil. 

 In a head the primary axis is vertically contracted, so as to gain 



in thickness what is lost iu length. 

 Soft, like herbs. 



A flowi'r jiossessing both andrccciam and pistil. 

 That part of the trsta homologous to the 'navel' of animals, 



whereby the seed was attached by iififiinicle to the placenta. 

 The ]>roligerous layer of Fungi. 



The stamens and corolla ai'c so when they do not adhere to the 

 pi.'ilil or calii.v, but to the receptacle below the base of the 

 pistil. 



TTypothallus. See Thallus. 



Incomplete. A flower deficient in either cahjx, corolla, andrcecium, or pistil. 



Indehiscent. Fruits which liberate their seeds by decaying, as the apple, 



or whose pericarp is jiierced by the embryo, as in gi'asscs. 

 Indefinite infJorescenee. Embraces raceme, cori/mh, umbel, spike, and head. 

 Indusium. The involucre or pellicle investing the sori of Ferns. 



Intlorescence. A ilowering brancli complete. 



Introrse. The anther is so called when the sutures are turiud towards the 



centre of the flower. 

 Involucre. Tlie bracts at the base of the umbel. 



Isogynous. A flower in which the carpels of the pistil equal the sepals in 



nuudjcr ; anisi eiynous when the carpels are fewer; and poli/- 

 gynous when they are more numerous than the sepals. 



Funicle. 



Gamopctalous. 

 Glucose. 



Glumellcs. 



Glumes, or empty : 

 Gluten. 



Gonidia. 



Goniotheca. 



Gymnospernis. 



Oynceciuui. 



Gynandrous. 



Gynobase. 



Grnophorc. 

 Head. 



Herbaceou.s. 



Hcrimiphrodite. 



Hilum. 



Hynienium. 

 Hyiwgynous. 



