GLOSSARY. 129 



Hazel.— CORYLUS. (Natural Order, Cupulifer^e ) 

 Pp. 51, 53. — This genus comprises the Hazel, Filbert, and 

 Cob-nuts, the latter variety including the well-known Bar- 

 celona Nut of commerce. They succeed well in the 

 elevated districts of Victoria, New South Wales, and 

 Tasmania, producing nuts of good quality in abundance. 



Heliotrope. — HELIOTROPIUM. (Natural Order, 

 Boragine^e.) P. 29. — The Garden Heliotrope {Heliotropium 

 Pernvianium) originally came from South America. It is 

 also known as Cherry Pie, from the peculiar odour of its 

 blossoms. 



Holly. — ILEX. (Natural Order, Ilicine/e.) P. 62. — 

 A family of plants, about one hundred in number, peculiar 

 to both tropical and temperate regions. The common Holly 

 {Ilex aquifoliuiri), a native of Europe, grows freely in 

 Victoria. The Holly is a beautiful plant for hedges and 

 ornamental purposes, its glossy green leaves contrasting 

 most agreeably with its vivid scarlet berries. Birdlime is 

 produced from its bark, and the wood is largely used for 

 fine cabinet-work and ornamental turning. Some species 

 are used in medicine. 



Horse Chestnut.— ^ESCUL US HIPPOCASTANUM. 

 (Natural Order, Sapindace^e.) Pp. 30, 62. — A very stately 

 tree, with umbrageous foliage, and pyramidal masses of 

 flowers coloured yellow and red. 



Hyacinth.— HYACINTHUS. (Natural Order, Lili- 

 ace^e.) Pp. 17, 20. — A beautiful family of plants, in much 

 request for ornamental purposes, producing delicate flowers. 

 It is well known in the colonies, and is extensively cultivated. 



Hymenophyllum. — (Natural Order, Filices. ) See chapter 

 ' Australian Vegetation,' p. 80. 



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