Text-book of structural and physiological botany . Fig. T06.—Tuberous fasciculatedroot oi Spircea Jilipendtda. Fig. 107.—Tuberous fasciculated rootof the dahlia. 105) ; but not unfrequently some of them become tiiberoiis[ much swollen at intervals, or in the middle] ; and The External Form of Plants, 75 they are then called fasciculated [Yigs. 106, 107). All rootsare more or less branched, and are often clothed with ex-tremely delicate 7^oot-hairs. If the branches of the root runprincipally near the surface of the ground, they are calledcreeping roots. With reference to their textpre, they
Text-book of structural and physiological botany . Fig. T06.—Tuberous fasciculatedroot oi Spircea Jilipendtda. Fig. 107.—Tuberous fasciculated rootof the dahlia. 105) ; but not unfrequently some of them become tiiberoiis[ much swollen at intervals, or in the middle] ; and The External Form of Plants, 75 they are then called fasciculated [Yigs. 106, 107). All rootsare more or less branched, and are often clothed with ex-tremely delicate 7^oot-hairs. If the branches of the root runprincipally near the surface of the ground, they are calledcreeping roots. With reference to their textpre, they may bedivided into woody and fleshy.^ THE STEM. The Stem, in its various forms—to which a great varietyof names are given from its diverse appearance, though inessential points always the same organ—is that part of theplant which is constructed for the purpose of bearing theleaves, flowers, and fruits. In ordinary language the term is applied to those partsof the plant only which are above ground. But a closerexamination shows that many
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