GLOSSARY. 



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Extrorse. — Of an anther which dehisces towards the outer 



side of the flower. 

 Filiform. — Thread-like. 

 Frondescent. — Foliaceous, leafy. 

 Funicle. — The stalk of an ovule. 



" Gamo-gemmie" — The "intimate association of two or several 

 floral rudiments. " 



Gamophyllous. — Having the members of the perianth united. 



Gamosepaly. — The condition in which the sepals are con- 

 genially united. 



Genetic spiral. — The hypothetical line passing through the 

 point of insertion of foliar organs on an axis, which are 

 spirally arranged in the order of development. 



Gynandrous. — Having the stamens and styles united to form 

 a column. 



Gynoeceum. — The pistil. 



Gynophore. — The extension of the floral axis between the 



stamens and the pistil. 

 Hemi-peloric. — Of flowers with bisymmetric pelory. 

 Heptandrons. — Having seven stamens. 



Heteropetalody. — The change from one kind of petal into 

 another. 



Heterosepalody. — The change from one kind of sepal into 

 another. 



Hose-in-hose. — Having the corolla enclosed by a calyx of the 

 same colour, consistency, and development as itself. 



Hypanthium. — The gamophyllous portion of the perianth 

 immediately above the ovary in (Enothera. 



Hypogynous. — Inserted below the ovary. 



lndusium. — The membranous covering of the sorus in Ferns. 



tm Keel." — The structure resulting from the union of the two 

 anterior petals of the flower of Papilionaceas. 



Labellum. — The posterior (in the original untwisted flower) 

 or anterior (in the usual twisted flower) modified petal 

 or "lip" of the orchid-flower. The anterior petaloid 

 stamen of the inner whorl of the flower of Zingiberaceas. 



Labellum-pelory. — The change by which an orchid-flower 

 tends to become symmetrical owing to the transformation 

 of the lateral petals into labella. 



Ligulate. — Tongue-shaped, referring to the one-sidedly de- 

 veloped corolla of some of the florets of Composite. 



Loculus. — A compartment of an anther or an ovary. 



Lodicules. — The scale-like organs, one to three in number, 

 occurring between the andrcecium and the paleas in the 

 grass-flower, which represent a reduced corolla. 



