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192 introduction to botany. Arcesthide. Berry, Bacca, Pseudocarpium, Arcesthida. A cone whose Iractece are fleshy, and do not separate when ripe. Juni- perus. PERICARP. Pericarpium, Conceptaculum seminum. That part of the fruit that contains the seeds. 1. Surface. Smooth, Pericarpium lave. Asphodelus, Cerefolium sylvestre, Sisymbrium absinthioides, Malus. Bald, glaher. Pastinaca, Coriandrum. Shining, lucidum, nitidum. Lithospermum officinale, Onopordum vulgare, Isatis tinctoria. Rough, scahrum. .^gonychon arvense, Curainum. Dotted, punctatum. Ceratophyllum, Citrus Medica, Mespilus Germanica. Warted, verrucosum. Tragopogon undulatum, Euphorbia verrucosa. Veiny, venosum. Koelreuteria, Staphylea pinnata. "Wrinkled, rugosum. Geranium Robertianum, Melilotus officinale. Striated, striatum. Anethum graveolens. Furrowed, sulcatum, Tragopogon pratense, Carum officinale, Myrrhis odorata, Meum Athamanticum. One-furrowed, unisulcatum. Amygdalus communis. Two-furrowed, hisulcatum. Veronica officinalis. Three-furrowed, trisulcatum. Ornithogalum pyramidale. Four-fiirrowed, quadrisulcaium, and so on. 2, Pubescence. Velvetty, Pericarpium velutinum. Amygdalus Persica, Characias purpurea. Downy, puhescens. Digitalis speciosa, Aquilegia vulgaris, Amygdalus Persica. Hairy, pilosum. Geranium pratense. Villous, -villosum. Pseonia officinalis. Woolly, lanatum. Alyssum clypeatum. Nappy, tomentosum. Amygjlalus communis. 3. Arms. Scaled, Pericarpium squamosum. Sagus, Calamus Ro- tang. Thorny, muricatum. Arbutus serratifolia, Canna Indica.

INTRODUCTION TO BOTANY'. 193 Hooked, lappaceum. Furnished with hooked points, like the involucrum of arctium lappa. Sanicula Europasa, Myosotis Cappula. Spinous, spiiiellosum, echinatum. Stramonium foetidum, iEschylus Hippocastanum, Cucumis prophetarum. 4. Substance. Membranaceous, Pericarpium memhranaceum. Salsola Tragus, Col u tea. Paperlike, ckartaceum. Anagallis phoenicia, Cerefolium sylvestre, Coriandrum. Leatherlike, coriaceum. Helianthus annuus, Trapa natans, Lupinus, Arachis hypogcea. Crustaceous, crustaceum. Dry, thin, and brittle. Pas- serina. Woody, lignosum. Lecythis, Cassia Fistula, Hymensea Courbaril. Corky, suherosum, fungosum. ^Ethusa cynapium, Raphanus sativus. - Pulpy, pulposum. Ribes, Vitis, Rubus. Fleshy, carnosum. Mains. Valves. Valvse, Valvulae. The pieces composing the sides of some pericarps, which open when ripe, and separate. Pi. 16, fig. 8, 14, 15 and 29. Longitudinal, Falvce lojigitudinales. The suture perpendicular to the base of the pericarp. Cheiranthus fruticu- losus, Ruellia ovata. Transverse, transversa'. The suture parallel to the base of the pericarp. Anagallis arvensis, Hyoscyamus. Re-entering, mtrojiexce. Edges bent inwards towards the centre of the pericarp. Colchicum, Rhododendrum. Re-entering conjointly, conjunctim introjiexce. The contiguous re-entering valves united together in that part which penetrates within the pericarp. Rhododendron Ponticum . Re-entering distinctly, distinctim-introjiexce. The contiguous re-entering valves not united together in that part Tj'hich penetrates into the pericarp. Colchicum. Parting, hipartihiles. Splitting when they open into two parts lengthways. Veronica, Digitalis speciosa, Nicotiana^ —These bipartible valves are evidently composed of two VOL. I.

192<br />

introduction to botany.<br />

Arcesthide.<br />

Berry, Bacca, Pseudocarpium, Arcesthida. A cone whose<br />

Iractece are fleshy, and do not separate when ripe. Juni-<br />

perus.<br />

PERICARP.<br />

Pericarpium, Conceptaculum seminum. That part of<br />

the fruit that contains the seeds.<br />

1. Surface.<br />

Smooth, Pericarpium lave. Asphodelus, Cerefolium sylvestre,<br />

Sisymbrium absinthioides, Malus.<br />

Bald, glaher. Pastinaca, Coriandrum.<br />

Shining, lucidum, nitidum. Lithospermum officinale,<br />

Onopordum vulgare, Isatis tinctoria.<br />

Rough, scahrum. .^gonychon arvense, Curainum.<br />

Dotted, punctatum. Ceratophyllum, Citrus Medica,<br />

Mespilus Germanica.<br />

Warted, verrucosum. Tragopogon undulatum, Euphorbia<br />

verrucosa.<br />

Veiny, venosum. Koelreuteria, Staphylea pinnata.<br />

"Wrinkled, rugosum. Geranium Robertianum, Melilotus<br />

officinale.<br />

Striated, striatum. Anethum graveolens.<br />

Furrowed, sulcatum, Tragopogon pratense, Carum<br />

officinale, Myrrhis odorata, Meum Athamanticum.<br />

One-furrowed, unisulcatum. Amygdalus communis.<br />

Two-furrowed, hisulcatum. Veronica officinalis.<br />

Three-furrowed, trisulcatum. Ornithogalum pyramidale.<br />

Four-fiirrowed, quadrisulcaium, and so on.<br />

2, Pubescence.<br />

Velvetty, Pericarpium velutinum. Amygdalus Persica,<br />

Characias purpurea.<br />

Downy, puhescens. Digitalis speciosa, Aquilegia vulgaris,<br />

Amygdalus Persica.<br />

Hairy, pilosum. Geranium pratense.<br />

Villous, -villosum. Pseonia officinalis.<br />

Woolly, lanatum. Alyssum clypeatum.<br />

Nappy, tomentosum. Amygjlalus communis.<br />

3. Arms.<br />

Scaled, Pericarpium squamosum. Sagus, Calamus Ro-<br />

tang.<br />

Thorny, muricatum. Arbutus serratifolia, Canna Indica.

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