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Sex: monecious leaves: ovate to eliptic, toothed, rusty hairy underneath buds: on a stalk with valvate scales. opens like a clam with three parts flowers: aments males are pendant females are persistent and bracts remain on tree after nutlets fall bark: smooth fruits: fruits: ovoid conelike cluster. scaled with winged nutlets uses: fixes nitrogen, deer and moose browse leaves, streamside stabilization, birds eat nutlets sites: drier site |
Betulacea Alnus incana
mountain alder (subspecies: ssp tenufolia) |
Sex: monecious leaves: ovate to eliptic, toothed, rusty hairy underneath buds: on a stalk with valvate scales. opens like a clam with two parts flowers: aments males are pendant females are persistent and bracts remain on tree after nutlets fall bark: smooth fruits: fruits: ovoid conelike cluster. scaled with winged nutlets uses: fixes nitrogen |
Betulacea Alnus rubra
red alder |
Sex: monecious leaves: ovate to eliptic, toothed, branched vein at margin buds: like a hop flowers: aments males are pendant females are persistent bark: rough uses: wood, birds use for food |
Betulaceae Ostrya virginiana
eastern hophornbeam |
Sex: monecious leaves: ovate to eliptic, with lobes or large serrations buds: flowers: aments bark: white upper. Furrowed at base fruits:dehiscant strobiles with nutlet attached to bracht uses:wood in europe, landscaping in us. |
Betulaceae Betula pendula
weeping birch |
Sex: monecious leaves: ovate to eliptic, serrate or doubly serrate buds: flowers: aments bark: white upper. Furrowed at base fruits:dehiscant strobiles with nutlet attached to bracht uses:clothespins, dowell rods, airplanes strong wintergreen flavor in branches |
Betulaceae Betula alleghaniensis
yellow birch |
Sex: monecious leaves: ovate to eliptic, slightly wider than long, more rounded. serrate or doubly serrate flowers: aments. Males are smooth, females are rough bark: white upper.exfoliates horizontally fruits:dehiscant strobiles with nutlet attached to bracht uses: swabs, kabobs, no flavor |
Betulaceae Betula papyrifera
paper birch |
Sex: monecious leaves: ovate to eliptic, small leaves. serrate or doubly serrate flowers: aments. Males are smooth, females are rough bark: white upper fruits:dehiscant strobiles with nutlet attached to bracht sites: by the water |
Betulaceae Betula occidentalis
water birch |
Sex: monecious leaves: compound pinate, underdeveloped terminal leaf flowers: males- aments \ females- solitary groups of 2-5 bark: dark brown, furrowed fruits:drupaceous nut sites: bottomland cove uses: furniture, gun stocks twig pith: butter colored and chambered |
Juglandaceae Juglans nigra
black walnut |
Sex: monecious leaves: compound pinate, tomnatose, well developed terminal leaf flowers: staminate bark: lighter colored, furrowed fruits:drupaceous nut, egg shaped, sticky sites: bottomland cove uses: furniture, gun stocks in europe twig pith: dark colored and chambered |
Juglandaceae Juglans cinerea
butternut |
Sex: monecious leaves: compound pinate, tomnatose, terminal leaflet is much larger. 5 total leaflets flowers: staminate and aments, distillate flowers in 2's and 3's buds: short bark: shaggy dark fruits:drupaceous nut, suture lines break apart entirely sites: uplands, associates with maples, beech and birch |
Juglandaceae Carya ovata
shagbark hickory (eucarya subgenus) |
Sex: monecious leaves: compound pinate, tomnatose, terminal leaflet is much larger. no tomentum. flowers: staminate and aments, distillate flowers in 2's and 3's buds: sulphur colored bark: furrowed fruits:drupaceous nut with husk, suture lines do not split pole to pole. stay connected. sites: uplands. northernmost species of the genus |
Juglandaceae Carya cordiformis
bitternut hickory (apocarya subgenus) |