The Plants of Michigan - novelonlinefull.com
You’re read light novel The Plants of Michigan Part 94 online at NovelOnlineFull.com. Please use the follow button to get notification about the latest chapter next time when you visit NovelOnlineFull.com. Use F11 button to read novel in full-screen(PC only). Drop by anytime you want to read free – fast – latest novel. It’s great if you could leave a comment, share your opinion about the new chapters, new novel with others on the internet. We’ll do our best to bring you the finest, latest novel everyday. Enjoy
249d. Heads in panicles or irregular cl.u.s.ters --253.
250a. Leaves rigid, linear-lanceolate =Aster, Aster ptarmicoides.=
250b. Leaves not rigid, lanceolate =Aster, Aster umbellatus.=
251a. Leaves lanceolate, sharply serrate --252.
251b. Leaves linear or narrowly linear-lanceolate, only the larger ones with a few teeth near the middle =Aster, Aster vimineus.=
252a. Stem glabrous or somewhat p.u.b.escent =Aster, Aster lateriflorus.=
252b. Stem woolly with long hairs =Aster, Aster lateriflorus var. hirsuticaulis.=
253a. Bracts narrow, approximately equal in length =Aster, Aster longifolius.=
253b. Bracts of several lengths, the outer successively shorter --254.
254a. Heads 10-15 mm. wide, including the rays =Aster, Aster tradescanti.=
254b. Heads 15-25 mm. wide, including the rays --255.
255a. Bracts with conspicuous dilated or subrhombic tips =Aster, Aster salicifolius.=
255b. Bracts without conspicuous green tips --256.
256a. Rays purple or rose; bog plant with linear leaves =Aster, Aster junceus.=
256b. Rays white, or slightly tinged with blue; leaves oblong to narrowly lanceolate =Aster, Aster paniculatus.=
GLOSSARY
=Achene.= A small, dry, hard, seed-like fruit containing a single seed.
=Ac.u.minate.= Taper-pointed.
=Acute.= Ending with an acute angle.
=Alternate.= Located singly on the stem, with other leaves above or below.
=Annual.= Living but a single season.
=Anther.= The (usually) enlarged end of a stamen, bearing the pollen.
=Ascending.= Rising or curving obliquely upward.
=Auricle.= An ear-shape appendage at the base of a leaf or other organ.
=Auricled, auriculate.= Furnished with auricles.
=Awl-shape.= Tapering to a slender stiff point.
=Awn.= An awl-shape or bristle-shape appendage.
=Axil.= The point on a stem just above the base of a leaf or branch.
=Axillary.= Arising from or produced in the axil.
=Basal.= Arising from or produced at the base.
=Beak.= Ending in a prominent slender point.
=Bract.= A small leaf near the base of a flower or flower-stalk, or in a flower-cl.u.s.ter.
=Bracteal.= An adjective derived from bract.
=Bipinnate.= A leaf with a pinnately branched axis, bearing leaflets on the sides of the branches.
=Calyx.= The outer portion of the flower, usually green in color. In some plants it is colored to resemble (or replace) the corolla, and in others may be minute or wanting.
=Capitate.= Shaped like a head; or arranged in a dense compact cl.u.s.ter.
=Capsule.= A dry fruit with usually several seeds, opening at maturity.
=Catkin.= A cylindrical or ovoid cl.u.s.ter of inconspicuous flowers, for example, the "p.u.s.s.y willow."
=Cells of ovary.= The cavity or cavities within an ovary, in which the seeds are produced.
=Ciliate.= Provided with hairs at the margin.
=Clasping.= With the base of a leaf or other organ wholly or partly surrounding the stem.
=Cleft.= Deeply divided toward the base or the mid-rib.
=Closed sheath.= A leaf-sheath in which the margins are united to form a tube.
=Composite.= A flower-cl.u.s.ter containing several or many small flowers, closely crowded together and provided with calyx-like bracts, so that the whole cl.u.s.ter resembles a single flower.
=Compound.= Composed of 2 or more similar parts united, as a compound ovary.
=Compound leaf.= A leaf with two or more separate leaflets on a single petiole.
=Connate.= Grown together.
=Cordate.= Heart-shape. A whole leaf-blade may be cordate, or the term may be applied to the base of a leaf only.
