. The Botanical Class-Book and Flora of Pennsylvania. 3. Caryopiiyllaceous, (like the pink, Fig. 96,) whenthe corolla consists of five petals, having long claws which areinserted into a tubular calyx, as in the Pink, Catchfly, andRose campion. 4. Liliaceous, (like the lily, Fig. 97,) when the perianthconsists of six parts, each of which curve outwards in theform of a bell, as in the Lily, Tulip, and Erythronium. 188. The irregular polypetalous corolla is— 97. 1. Papilionaceous (butterfly-shaped, Fig. 98,) when itconsists of five dissimilar petals, the upper end is called thebanner (vexill
. The Botanical Class-Book and Flora of Pennsylvania. 3. Caryopiiyllaceous, (like the pink, Fig. 96,) whenthe corolla consists of five petals, having long claws which areinserted into a tubular calyx, as in the Pink, Catchfly, andRose campion. 4. Liliaceous, (like the lily, Fig. 97,) when the perianthconsists of six parts, each of which curve outwards in theform of a bell, as in the Lily, Tulip, and Erythronium. 188. The irregular polypetalous corolla is— 97. 1. Papilionaceous (butterfly-shaped, Fig. 98,) when itconsists of five dissimilar petals, the upper end is called thebanner (vexillum); the two middle and lateral ones beneaththe banner, the wings (aloe); and two lower ones, also parallel STAMENS. G3 and cohering by their margins, the keel (carina); as in theLocust, Pea, and Bean. 189. Petals are sometimes furnished with appendages ontheir inner surface, such as the crown and the scale. Thecrown is situated generally at the summit of the claws, as inthe Silene, Saponaria, and Lychnis. The scale is generallyfound on monopetalous corollas, as in theComfrey,Myosotis. 190. The bodies termed nectaries by the older Botanists,are either petals of unusual form, such as the spur of theColumbine, or petals passing into stamens, such as the fringeof the Passion-flower and of Parnassia, or else abortive andtransformed stamens, as in Cauna. The so called nectary of Chehidaceous plants is merely oneof the petals, which, being constantly of a differ
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