JULY COLLECTIONS

July 14, 2006

Bronx Co., New York

54483-54487 Bronx, New York Botanical Garden. Voucher for a leaf tissue and DNA sample collected for the New York Botanical Garden Forest DNA Barcoding Project; funded by the Alfred P. Sloan Foundation.

54483 Fabaceae Trifolium arvense L.

det. M. Nee, 2006

With Bromus tectorum, Lychnis alba and other weeds in unshaded area behind Operations buildings. Soil thin, over bedrock. Heads pale pinkish.

40°51'40"N, 73°52'23"W. alt. 85 ft.

54484-54487 Thin soil over polished gneiss bedrock, along Bronx River Parkway between Rose Garden and Nolen Greenhouses.

40°51'29"N, 73°52'24"W. alt. 59 ft.

Coll.: M. Nee

54484 Araliaceae Aralia elata (Miq.) Seem.

det. M. Nee, 2006

Slender unbranched or few-branched poles to 6 m. tall, a colony in woods of Quercus rubra, Sassafras albidum over bedrock between Bronx River Parkway and the Rose Garden. Inflorescence greenish white, just beginning to bloom.

54485 Poaceae Panicum

Patch in partial shade on thin soil over bedrock, with Acer rubrum, Quercus spp., between Bronx River Parkway and Nolen Greenhouses.

54486 Smilacaceae Smilax rotundifolia L.

det. M. Nee, 2006

Tangled, sprawling plants on ground, with erect new plants to 1.3 m. tall and with tendrils. Older stems armed. Older leaves shiny below but not at all glacous, dull above; petioles reddish. Fruit glaucous-green.

54487 Aceraceae Acer saccharum Marsh.

det. M. Nee, 2006

Young tree 7 m. tall, 12 cm. in diameter, with Acer rubrum, Liquidambar styraciflua, Quercus sp., in thin woods over bedrock between the Bronx River Parkway and the Nolen Greenhouses and the Rose Garden. Fruit dark green, the wings yellow-green. It is not unlike a tree in the nearby maple collection labelled Acer pictum, but not that species.

July 19, 2006

Bronx Co., New York

54488-54498 Bronx, New York Botanical Garden. Voucher for a leaf tissue and DNA sample collected for the New York Botanical Garden Forest DNA Barcoding Project; funded by the Alfred P. Sloan Foundation.

54488-54491 Along edge of Upper Twin Lake.

40°52'04"N, 73°52'38"W. alt. 64 ft.

54488 Verbenaceae Verbena urticifolia L.

det. M. Nee, 2006

Erect herbs at edge of woods near Upper Twin Lake. Corolla white.

54489 Polygonaceae Polygonum cuspidatum Sieb. & Zucc.

Perennial herb 2.5 m. tall. Inflorescence erect; flowers white.

54490 Apiaceae Cryptotaenia canadensis (L.) DC.

det. M. Nee, 2006

Partial shade along path along edge of Upper Twin Lake.

54491 Pontederiaceae Pontederia cordata L.

det. M. Nee, 2006

Patch at edge of Upper Twin Lake, common. Inflorescence erect; flowers blue-violet.

54492 Fabaceae Colutea cf. arborescens L.

det. M. Nee, 2006

Shrub 2.5 m. tall, 8 cm. in diameter, branching from near the base. Fruit light tan, inflated; seeds black. Edge of woods down to the Bronx River by back entrance to the Family Garden, with Fraxinus americana, Quercus rubra, Carya. Likely planted; no other plants of the species seen in the Garden.

40°51'44"N, 73°52'26"W. alt. 83 ft.

54493 Primulaceae Lysimachia ciliata L.

det. M. Nee, 2006

Floodplain of Bronx River, under Fraxinus americana, Acer rubrum, between and below the Magnolia collection and Family Garden. Corolla yellow, with reddish at base. Filaments yellow.

40°51'50"N, 73°52'26"W. alt. 72 ft.

54494 Saururaceae Saururus cernuus L.

det. M. Nee, 2006

Large patch in floodplain of Bronx River, under Acer rubrum, Liquidambar styraciflum, Nyssa sylvatica. Inflorescence erect, white in anthesis.

40°51'50"N, 73°52'26"W. alt. 72 ft.

54495-54498 Betwen bridge over Bronx River and the Legume collection.

40°51'58"N, 73°52'28"W. alt. 59 ft.

54495 Urticaceae Laportea canadensis (L.) Wedd.

det. M. Nee, 2006

Patch. Stinging hairs!

54496 Rosaceae Geum canadense Jacq.

det. M. Nee, 2006

Weak herbs. Petals white.

54497 Asteraceae Silphium perfoliatum L.

det. M. Nee, 2006

Tall herbs, to 2 m. tall or a little more, in a loose clump of many stems. Rays bright yellow.

54498 Vitaceae Ampelopsis brevipedunculata (Maxim.) Trautv.

det. M. Nee, 2006

Vine over Polygonum cuspidatum, edge of floodplain forest of Fraxinus pensylvanica, Quercus palustris, near bridge over Bronx River in Garden, below the Legume collection. Flowers visited by small wasps. Inflorescence erect, more or less flat-topped.Petals yellow-green, recurved, very inconspicuous and soon falling.