INTRODUCTION TO BOTANY. 181 
{Opening inwardly, intus. dehiscentes. Aconitum, 
Trollius Europzeus, Poeonia. PI. 17, fig. 18. 
- Opening outwardly, extus dehiscentes. Magnolia. 
Not opening, indehiscentes. Ranunculus, Liriodendrum. 
HeEMIGYRUS. 
_ Fruit woody, opening on one side, one or two-celled, each of 
which are one or two-seeded. Proteacex. 
Cop. 
Legumen. Fruit irregular, -membranaceous, two-valved, 
rarely three or four-valved, with a pistillary cord divided into 
two branches running parallelly along the upper suture, so 
that the seeds are attached along this suture, alternately to 
one and the other valve, Leguminose. PI. 16, fig. 1, 2. 
i 
Ovoid, Legumen ovoideum. Lotus hirsutus, L. Greecus. 
Halfmoonlike, semilunatum. Cynometra. 
Sabreshape, acinaciforme. Bent like a sabre. Phaseolus 
lunatus, Dolichus ensiformis. ‘ 
Oblong, oblongum. Ulex Europeus, ‘Trifolium repens. 
Cylindrical, cylindricum. Cassia Fistula. 
Nearly cylindrical, cylindraceus. J.otus corniculatus. 
Linear, /ineare. Lathyrus gramineus, Indigofera. 
Compressed, compressum. Pisum sativum, Lathyrus 
aphyllus. 
Inflated, inflatum. Membranaceous, dilated, filled with 
air like a bladder. Colutea. 
Swollen, éurgidum. Swelled out, but not membranaceous, 
Genista Anglica, Ononis. 
Bowed, arcuatum. Ornithopus. 
Bent, curvatum, recurvaium. Astragalus glycyphyllus, 
Medicago falcata. : 
Spiral, spirale. Medicago sativa, Scorpiurus vermicu- 
lata. 
Strombus-like, cochleatum, strombuliforme. Bent in a 
long spiral like the shell so called, Medicago strombulifera. 
M. polymorpha. 
Four-sided, tetragonum. Dolichos tetragonolobus. 
-Four-winged, tetrapterum. Lotus siliquosus. 
Top-winged, epipterum. Securidaca volubilis. 
Reverse-crenated, olcrenalum. Bisserula pelecinus. 
Jointed, articulatum. Formed of pieces, united endways 
to one another, each containing a single cell. Ornithopus, 
Scorpiurus, Hedysarum. 
