Pammel — Anatomical Characters of Seeds of Leguminosae. 261 



osteosclerids. — Ilg, group of cells of the mycotic layer. — III, Strophostyles 

 pauciflorus. — lV, Strophostyles angulosa: epidermal cells e' above the 

 Malpighian cells. — V, Phaseolus perennis. 



Plate XXII. — I, Stylosanthes elatior: short Malpighian cells; endosperm 

 of a single row of cells. — lb, palisade parenchyma with crystals in cells. — 

 Ic, surface view of Malpighian cells. — II, (Joronilla montana. — III, Arachis 

 hypogaea: Malpighian cells with a large cell- cavity ; nucellus compressed. — 

 Illb, surface view of Malpighian cells. — IIIc, cells of embryo in region of 

 caulicle. — Hid, a single cell of the embryo showing aleuroue grain with a 

 crystalloid and globoid. — Hie, showing starch grains, and procambial ves- 

 sels at j)?-c. — Illf, embryo from the inferior face. — Illg, superior face of 

 cotyledon. 



Plate XXIII. — I, Lathy rus sativus: Malpighian cells irregular on the 

 surface. — lb, section through the caulicle. — Ic, single starch grain more 

 magnified. — II, Desmodiiim nudijlorum: the arillate processes shown at nr, 

 also the hilum and hilar groove; the spongy parenchyma below the fu- 

 niculus; endosperm the darker shaded portion at the upper end of the coty- 

 ledons, and the spongy parenchyma below the Malpighian layer. — III, 

 Coronilla montana: showing position of the procambial vessels as well as 

 the palisade parenchyma, two cells with chlorophyll grains. —IV, Mucnna 

 pruriens: longitudinal section in region of radicle; arillate process at nr; 

 the large micropyle leading to the radicle, showing the root-cap re; the 

 vegetative point vp, the plerome;;? and the periblem and dermatogen d. 



Plate XXIV. — I, Medicago saliva: — Ih, surface view of endosperm 

 cells. — Ic, more magnified view of Malpighian cell showing cuticle, cuti- 

 cularized layer, and the narrow cell-cavity I, — Id, osteosclerids, somewhat 

 magnified. — le, endosperm treated with dilute hydrochloric acid. — If, sec- 

 tion through inferior face of cotyledon, showing small starch grains. — Ig, 

 superior face of cotyledon with palisade cells. — Ih, section through pro- 

 cambial vessel. — II, Medicago lupulina: endosperm mounted in water, 

 showing the dissolution of the cell- walls. — lib, cross-section through a 

 procambial bundle. 



Plate XXV. — I, Gymnodadus canadensis: cuticle shown at c; the cuticu- 

 larized layer at cl. — lb, the inner integument shown at ii with osteo- 

 sclerid-like cells in lower portion and remnants of the nucellus. — Ic, 

 endosperm with partial dissolution of cell-walls. —Id, the two cotyledons 

 in position. — le, lower portion of the endosperm. — If, spiral duct of the 

 procambial bundle. — Ig, inferior face of the cotyledon. 



Plate XXVI. — I, Vicia americana: large chromatophore in Malpighian 

 cell. — lb, starch grains more magnified. — Ic, surface view of osteosclerids 

 from hilar region. — II, Vicia Faba. — Ila, two rows of Malpighian cells in 

 hilar region. —lib, two starch cells, showing surface view of pore-canals 

 in upper, and starch in lower cell.— He, cells of nutrient layer, one cell 

 densely filled with pigment; cell below with remnants of protoplasm. — 

 lid, spiral duct in cotyledon. — He, double Malpighian layer and tracheid 

 island tr. — Ilf, osteosclerids from the hilar region — Ilg, surface view of 

 osteosclerids. — Ilh, endosperm. — IIj, upper figure, inferior face of cotyle- 

 dons; the epidermal cells contain leucoplastids : lower figure, superior 

 face of cotyledon. 



Plate XXVH. —1, Mumna pruriens : section through hilum with the two 

 arillate processes ar made up of elongated sclerotic cells; the hilar groove 



