Citrus Fruits And Their Culture
Purchase of this book includes free trial access to www.million-books.com where you can read more than a million books for free. This is an OCR edition with typos. Excerpt from book: Fig. 1. Leaves of plants allied to Citrus. A. Mnrrayn cxotlm. B, Trlphrasia nurantiola. C, Fe- ronla elephantnm 1), Alllr mnr- melos. Two-fifths uaturul size. the highest type of plant in the whole family. While there may be good grounds for the former arrangement, the latter appears to be better. The leaves of some of the related genera are shown in Figure 1. A. is that of Murruya exotica Linn., a native Indian plant, the leaves of which are compound with a variable number of leaflets. B. shows the leaf of Triphasia aurantiola Lour., a plant commonly grown in the gardens of India and other parts of the East and planted to some extent as an ornamental shrub in South Florida. The leaves are trifoliate, accompanied at each node by two sharp, straight, slender spines. C. is an illustration of the leaves of Fe
...ro- nia elephantnin Correa. they are quite peculiar. The petioles and midribs are winged and in general the three-parted ones bear a striking resemblance to those of Citrus trifoliatn, while those with a greater number of leaflets resemble a number of f. trifoliata leaves joined together. The leaves are deciduous and the tree is a native of India, where it is also cultivated to some extent. In D. chapter{Section 4we have a representation of the leaves of Mgle Marmelos Correa., another native Indian tree. The leaves are deciduous, trifoliate and accompanied by spines. It is generally believed that all citrus are descended from an original form having a three-parted leaf. Bon- avia, however, takes the opposite view, and thinks that they originated from a simple leaved form, because in young plants the first leaves produced are simple and not articulated. In the trifoliate orange the first leaves are mere bracts and not leaves. The author inclines to the former view...
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