The American botanist and florist; including lessons in the structure, life, and growth of plants; together with a simple analytical flora, descriptive of the native and cultivated plants growing in the Atlantic division of the American union . laneven under its widest deviations. The more important of themare included under the following heads, which will be consideredin order: 1, Variations of the radical number of the flower; 2,Deficiencies; 3, Redundancies; 4, Union of parts ; 5, Irregular-ities of development. 65. The radical number of the flower is that Avhich enu-merates the parts compo
The American botanist and florist; including lessons in the structure, life, and growth of plants; together with a simple analytical flora, descriptive of the native and cultivated plants growing in the Atlantic division of the American union . laneven under its widest deviations. The more important of themare included under the following heads, which will be consideredin order: 1, Variations of the radical number of the flower; 2,Deficiencies; 3, Redundancies; 4, Union of parts ; 5, Irregular-ities of development. 65. The radical number of the flower is that Avhich enu-merates the parts composing each whorl. Plere nature seemsmost inclined to the number Jive, as in Crassula, Flax, Rose,and Strawberry. It varies, however, from one to twelve, andis expressed by word or sign as follows: di-merous, or 2-parted(v^), tri-merous or 3-parted (v^), penta-merous or 5-parted (v^),etc. The flow^-ers of Hippuris(12 ) are 1-parted, havingbut one stamenand one of Cir- «& jmi9 ^ ^ v ^ -- V / * 12, Flower of Hippuris, one-parted. 13, Flower of Circaea Lutetiana, ^. 2-parted, haV- U, Flower of Xyns,^. ing 2 sepals, 2 petals, 2 stamens, etc. Those of Xyris (14) arev^, having all the parts in 3s. Xyris is one of the
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectbotany, bookyear1870
