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INTRODUCTION TO BOTANY. 81
STIPULE.
Stipula. A leqflike appendage accompanying the proper
leaves of the plant.
1 . Attachment to the plant.
Cauline, Stip^dce caulinares. Attached to the stem rather
than to the leaves, Rubiacea?, Malvaceee, Lathyrus
aphyllus, Alnus glutinosa.
Araplexicaul, a?nplexicaules. Embracing the stem. Cardamine
impatiens, Morus, Ficus.
Sheathing, vaginantes, tubuloscc. Forming a tube round
the stem. Polygoneas, Alchemilla vulgaris.
Hypocrateritbrm, hypocraleriformes. Forming a tube
round the stem, terminating at top by an enlarged flat
Polygonum orientale, Platanus.
rim.
Int'eraxillary, inferaxillares. Attached to the stem below
the leaves. Berberis, Ribes spinosum.
Intermediate, intermedice. Growing upon the stem between
opposite leaves. CofFea. In the rubiaceae they
unite with the leaves in forming a whirl,
really abortive leaves.
and appear to be
Lateral, laterales. Placed on the stem on each side of
the base of the leafstalk.
glutinosa.
Tilia, many leguminosae, Alnus
Ambiguous, amhiguce. Attached nearly equally to the
stem and to the leaves. Polygonese, Lotus siliquosus.
^ Petiolar, petiolares.
Mespilus, Ononis.
Attached on the leafstalk. Rosa,
Marginal, marginales, adnatcp. Attached along the sides
of the leafstalk. Rosa canina. Piper nigrum, Nymphaea.
Detached,
base only.
solutce. Attached to the leafstalk by their
Anterior, anferiores, intrafoliacecB. Joined at their base
only to the anterior part of the leafstalk, free at their upper
part, and so forming a lamina placed between the stem and
the leafstalk. Melianthus, Trifolium pratense, Illecebrum
verticillatum, Arenaria rubra.
Petiolular, petiolulares. Growing at the base of the
leaflets of a compound leaf, upon the petiolules. Dolichos.
P1.5, fig. 13.
2. JSlumber.
Single, Stipulce solitarice. A single stipule to each leaf.
Berberis. In ruscus the solitar}^ stipule appears to be an
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