Download PDF

Download PDF Download PDF

seaweedbase.com
from seaweedbase.com More from this publisher
24.04.2013 Views

Fiate xrir. JFIKCTICTS. Taqe ?6J. Zondon.fuiUshetlfySalJwih.O-aJock AJey.Ihtej-no,-neiA„v.2^ofrj.-'f]8?J.

EXPLANATION OF THE PLATES. 2GI Fig. 28. Saxifraga granulata. Saxifragece. Capsule half adherent, two-headed, opening in the middle of the head ; calyx. Fig. 29. Ipomea purpurea. Convolvulacece. Capsule cut transversely, after its dehiscence, three-celled, three-valved, septicidal; partitions verticillate, interposilive, persistent; placentaria basilary. Fig. 30. Orontium majiis. Scrofulariecc. Capsule cut transversely ; two-celled ; partitions two, valvean, marginal, meeting; placentarium central, tv/o-lobed. Fig. 31. Capsule of the same entire, three-holed at the summit. PLATE THE SEVENTEENTH. Fruils. Fig. 1. Actffia spicata. Ranunculacece. Berry cut transversely, fleshy, camareiike; seeds in two rows, nearly semi- circular. Fig. 2. The same, with part of the covering removedy to show the seeds lying over one another in two rows. Fig. 3. The seed cut lengtlnvays; perisperm the shape of the seed; embryo very small, nearly ovate, at the base. Fig. 4. Ribes spinosum. Grossidarice. Acrosarcum, or berry crowned with the persistent calyx, cut longitudinally; placentaria two, lateral, opposite. Fig. 5. The same cut transversely; placentaria lateral, triple. Fig. 6. Perisperm of the same cut longitudinally and magnified, with the umbilical cord, as it passes through the gelatinous pulp surrounding the seed : embryo very small, at the tip. Fig. 7. Vaccinium montanum. Vaccinice. Acrosarce, or crowned berry, spherical. Fig. 8. The same cut transversely: acrosarce five- celled placentaria central. Fig. 9. Androsaemum officinale. HypericinecB. Berry cut transversely, one-celled ; placentaria three, lateral, spongy, at first solid, but when ripe leaving a vacant space between their two divisions.

Fiate xrir. JFIKCTICTS. Taqe ?6J.<br />

Zondon.fuiUshetlfySalJwih.O-aJock AJey.Ihtej-no,-neiA„v.2^ofrj.-'f]8?J.

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!