biform
Example Sentences
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Leaves ternate, from 15 to 25 cm. long; resin-ducts internal or with an occasional septal duct, hypoderm biform, in thick masses, often projecting far into the green tissue and sometimes touching the endoderm.
From The Genus Pinus by George Russell Shaw
Leaves in fascicles of 3, 4 or 5, from 15 to 30 cm. long, erect; resin-ducts mostly septal, sometimes internal, hypoderm biform or multiform.
From The Genus Pinus by George Russell Shaw
Leaves binate, from 5 to 9 cm. long; resin-ducts medial, or with an occasional internal duct, hypoderm biform when of82 two rows of cells.
From The Genus Pinus by George Russell Shaw
Leaves in fascicles of 3, 4 or 5, not exceeding 24 cm. in length; resin-ducts internal, often with one or two medial ducts, hypoderm biform, endoderm usually with thin outer walls.
From The Genus Pinus by George Russell Shaw
Bark-formation late 50. halepensis Bark-formation early 51. pinaster Leaf-hypoderm biform.
From The Genus Pinus by George Russell Shaw