Plants with true blue flowers are difficult to come by nowadays . Some of these are Plumbago blue, blue clitoria, some hydrangeas, morning glory, the Jacquemontia ( a small convolvulaceae ) and Salvia farinacea.
22.
"' Morning glory "'is one of several annual, dicot, climbing plants of the following species, all belonging to the Convolvulaceae family and grown in blue, pink, purple, red, or white blooms.
23.
""'Ipomoea simplex " "'is a central and eastern Southern African grassland species of Convolvulaceae or Sweet Potato family, notable for its large tuber or root, often eaten raw by Sotho herd boys.
24.
""'Bonamia " "'is a genus of the flowering plant family Convolvulaceae, commonly known as the bindweed family Members of the genus are commonly known as the "'Lady's Nightcap " '.
25.
Although some varieties of sweet potato ( " Ipomoea batatas " ) are also called " yam " in parts of the United States and Canada, the sweet potato is not part of the family Dioscoreaceae, but belongs in the unrelated morning glory family Convolvulaceae.
26.
The fungi of the genera " Penicillium " and " Aspergillus " also produce ergot alkaloids, notably some isolates of the human pathogen " Aspergillus fumigatus ", and have been isolated from plants in the family Convolvulaceae, of which morning glory is best known.
27.
In some eudicot families ( Apocynaceae, Convolvulaceae, Cucurbitaceae, Solanaceae, Myrtaceae, Asteraceae, Thymelaeaceae ), phloem also develops on the inner side of the vascular cambium; in this case, a distinction between "'external phloem "'and "'internal phloem "'or "'intraxylary phloem "'is made.
