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INTRODUCTION TO BOTANY. 16^
Pedicelled, pedilalus, stipiiatus. When the pappus is
placed upon an ovary that is contracted and drawn out
into a pedile or stipes. Taraxacum vulgare, Tragopogon,
Lactuca.
Simple, simplex, pilosits, pilaris. The hairs which form
the pappus appear to the naked eye to have neither teeth
nor branches. Lactuca, Sonchus, Centaurea, Erigeron,
Senecio.
Feathery, plumosus, ramosus. The hairs having other
hairs upon them. Taraxacum vulgare, Achyrophorus ra-
dicatus, Urospermum picroides.
Silky, sericeus. Composed of soft, brilliant hairs, like
silk. Lactuca, Sonchus.
Bristly, setosus. Composed of stiff hairs like hog's
bristles. Hyoseris hedypnois, Arctium major.
Chaff-like, paleaceus. Composed of small narrow chaffs,
Cyanus vulgaris, Phrygia nigra, Bidens tripartita.
Equal, cequalis. All the hairs are of equal length. Most
Pappi-
. .
Unequal, mcequalis.
, .
Some of the hau's
, , ,
longer than the
others. Picris hieracioides, Serratula tinctoria, Cyanus
vulgaris, Onopordium vulgare.
Wanting, nnlius. The calyx has no pappus. Lapsana,
Tanacetum.—This is only used when the plant has a considerable
analogy to those that are pappose.
Ckemocarpium.
Fruit, Polakena, Polachena, Carpadelium. Fruit simple,
composed of tivo cells, or coques united, and shut iip i?i the
calyx, but separable lengthivays ivhen ripe. Umbelliferse.
PI. ] 3, fig. 7 and 8.
Sphserical, Cremocarpiuin sphcericum. Coriandrum sativum.
Ellipsoid, ellipsoideum. Carum officinale, ^thusa tenui-
folia.
Egglike, ovoideum, ovatum. Bupleurum.
Oblong, oblongum. Myrrhis odorata.
Awlshape, subulatum. Sandix vulgaris.
Orbicular, orbiculare. Tordylium.
Compressed sideways, utroque latere compressuvi. Carum
vulgare, Apium, Smyrnium vulgare.
Compressed on the two faces, utrdquefacie compressum,
Cicuta, Smyrnium vulgare.
Angular, angulosum. Smyrnium vulgare, Myrrhis odo-
rata.
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