. The families of flowering plants. Plants; Phanerogams. Fig. 2i8. The great blue lobelia iLobelia syphil- ilica,) After Bntton and Brown, 111. FI. North- east. U. S. panded into a flat strap-shaped or Ugulate portion known as a ray; the rays make up the conspicuous por- tion of the flower, and are what seem to be petals. Anthers united into a tube around the style, the anther sacs appendaged at the base and summit. Style slender and 2-clefti Ovary 1-oelled, with a single ovule, becoming a small seed-like fruit known as an achene. Fig. 219, re- presenting the flower of the dande- lion, will se
. The families of flowering plants. Plants; Phanerogams. Fig. 2i8. The great blue lobelia iLobelia syphil- ilica,) After Bntton and Brown, 111. FI. North- east. U. S. panded into a flat strap-shaped or Ugulate portion known as a ray; the rays make up the conspicuous por- tion of the flower, and are what seem to be petals. Anthers united into a tube around the style, the anther sacs appendaged at the base and summit. Style slender and 2-clefti Ovary 1-oelled, with a single ovule, becoming a small seed-like fruit known as an achene. Fig. 219, re- presenting the flower of the dande- lion, will serve to make this more clear. There are many different types of plants among the Cichoriaceae. Some few afford garden vegetables, as the salsify {Tragopogon) and the lettuce {Lactuca), while the chicory (Cicho- rium) is widely known as an adulter- ant for coffee. The leaves of the common dandelion are highly es- teemed as boiled "; Many. Fig. 219. The common dandelion: 1, two flower stalks; in one the head is closed, showing the double involucre, the inner erect, the outer reflexed; in the other the head ooen showing that all the flowers are strap-shaped; 2, a single flower showing mfenor ovarii pappus corolla, stamen tube, and two-parted style; 3, a mature achene ; 4, a head from which all but one of the achenes have been removed, showing the pitted recep- tacle and the prominent pappus beak.—After Strasburger. From Coulter's Plant Struc- ture, by courtesy of D. Appleton & Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Pollard, Charles Louis, 1872-. Washington, D. C. , The Plant World Co
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