Botany

leaf, opposite, branches, common, base and furnished

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Articulations. Joints; the places at which articulated members are separable.

Ascending; rising from the ground obliquely.

Assurgent; rifling in a curve from a declined base. Attenuated; tapering gradually until it becomes slender. Auriculate; having rounded appendages at base, like ears. Awn. A slender bristle-like process, common on the chaff of grasses; sometimes on anthers, etc.

Awned; furnished with awns, or bristle-like appendages. Awnless; destitute of awns.

Axil. The angle between a leaf and stem, or branch on the upper side.

Axillury; growing in, or proceeding from, the aril.

Axis; A central stem, or peduncle; or, a real or imaginary central line extending Irom the base to the summit. Baccate. Berried; becoming fleshy or succulent, like a berry.

Bald akenes. Naked at summit; destitute of pappua or crown.

Banner. The broad upper petal of a papilionaceous flower; called, also, the vexilluce.

Barb. A straight process, armed with one or more teeth pointing backwards.

Basal; originating at, or affixed to, the base of another Bea terminal process, like a bird's bill.

Beaked; having, or terminating in a beak.

Bearded; crested or furnished with parallel hairs ; the term is applied, also, to awned wheat, sic.

Berry. A pulpy valveless fruit, in which the seeds are imbedded.

Bi; in composition, meaning two or twice; as Bibracteate; having twu•racts.

Bibracteolate; having two small bracts, bractlets, or bracteoles.

Bicarinate; having two keels.

Bicuspidate; ending in two sharp points or cusps. Bidentate; furnished with two teeth.

Biennial; living two years (in the second of which the flowers and fruit are produced), and then dying. Bifarious; in two series, or opposite rows; pointing in two directions.

MO; two cleft. or split into two segmeata.

Biloffete; having or producing two leaves.

Bifurcate. Forked • ending in two equal branches. Bi-gibbous; having two haunches. or gibbous productions. Bi-glandular; having or producing two glands.

Pt-lactate; having two lips.

Bilamellate ; having two iamellie, or thin plates.

Bilocular ; having two cells.

Bipartible ; separable into two parts.

Bipartite; two-parted.

Bipinnate leaf. Twice pinnate; the common petiole hav ing opposite branches, and those branches bearing opposite articolated leaflets.

Biptenatifld leaf. The common petiole bearing opposite pinnatifid segments.

Bi-roslrate; having two beaks.

Bi-setose ; baying two bristles.

Bisulcate; having two grooves or furrows.

Biternate leaf. Twice ternate; the common petiole three parted, and each division or branch bearing three leaflets. Bivalved; having two valves.

Biventricose; having two-bellied, or distended portions. Bloom. A fine powdery coating on certain fruits, etc., as the plum.

Border; the summit or upper spreading part of a calyx or corolla.

Bowl-shaped; hemispherical and concave, or hollow, like a bowl.

Brachiate; having the breaches spreading, opposite and decussate.

Bract. A floral leaf; a modified leaf, from the axil of which arises the flower-branch, or peduncle.

Bracteate; furnished with bracts, or modified leaves a along Or near the flowers.

Bracteoles, or bractlets. Small bracts.

Bractless; destitute of bracts.

Branchlets. Small branches, or subdivisions of branches. Bristles. Stiffish elastic hairs, straight or hooked.

Bud. A growing point. or undeveloped covered with the rudiments of leaves.

Bulb. A kind of bud, formed of fleshy scales, or coats, and usually under ground—sometimes in the axis of the leaves.

Butblferous; bearing or producing bulbs.

Bulbous ; formed of, or like a bulb.

Bullate leaf; having bubble like convexities on the upper surface, with corresponding cavities beneath.

•aducus; falling off immediately, or earlier than usual for such organs.

Calcarate. Spurred; having a process like a horn, or spar ; usually hollow.

Callous; ti m and gristle-like.

Callus. A compact. gristle-like tubercle, or substance. Calyciform; shaped like a calyx.

Calyculate; having an additional (usually small) outer calyx.

Ca/yytra. The cap or hood (resembling the extinguisher of a candle), on the fructification of the mosses.

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