APRIL COLLECTIONS

April 6, 2006

Bronx Co., New York

54246-54260 Bronx, New York Botanical Garden. Vouchers for material being collected for "genetic barcoding project".

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.

Coll.: M. Nee & K. Cameron

54246 Ranunculaceae Ranunculus ficaria L.

det. M. Nee, 2006

Large patch with Polygonum cuspidatum, in floodplain of Bronx River, upstream from the upper Garden bridge and just downstream from the Kazamiroff Drive bridge. A serious invasive in the Garden, forming large and expanding patches in lawns, forests, and especially the floodplain of the Bronx River. Petals bright yellow; filaments and anthers bright yellow; inner side of petals shiny.

40°51'56'N, 73°52'29'W. alt. 69 ft.

54247 Magnoliaceae Magnolia soulangiana Soul-Bod.

det. M. Nee, 2006

Tree 9 m. tall, 20 cm. in diameter, about 3 seen escaped here into forest on slopes along Bronx River, this one near bottom of slope, below the Magnolia collection, with Phellodendron amurense, Quercus rubra, Acer rubrum.

40°51'56'N, 73°52'29'W. alt. 69 ft.

54248 Lauraceae Lindera benzoin (L.) Blume

det. M. Nee, 2006

Shrub 3 m. tall, the largest stem 5 cm. in diameter. Stems aromatic when scratched. Flowers light yellow, odorless (3:30 P.M., sunny, cool).

40°51'56'N, 73°52'29'W. alt. 69 ft.

54249 Ulmaceae Ulmus americana L.

det. M. Nee, 2006

Tree 15 m. tall, 55 cm. in diameter, floodplain of Bronx River, downstream from Twin Lakes Bridge, evidently native. Bark with alternating brown and white layers. With Acer rubrum, A. negundo, Polygonum cuspidatum, Ranunculus ficaria.

40°51'56'N, 73°52'29'W. alt. 69 ft.

54250 Aceraceae Acer rubrum L.

det. M. Nee, 2006

Tree originally 45 cm. in diameter, now fallen over and the old trunk rotting, a large upright branch is now 10 m. tall. Female; fruit bright dark red.

40°51'56'N, 73°52'29'W. alt. 69 ft.

54251 Liliaceae Erythronium americanum Ker Gawl.

det. M. Nee, 2006

Abundant on slope with large Liriodendron tulipifera, Fagus grandifolia, Phellodendron amurense, between Magnolia collection and Bronx River. Leaves green with irregular purple mottling. Flowers nodding; outer tepals purple-brown on back, yellow within; inner tepals yellow; anthers reddish orange; filaments yellow.

40°51'53'N, 73°52'27'W. alt. 72 ft.

54252 Betulaceae Carpinus caroliniana Walter

det. M. Nee, 2006

Tree 12 m. tall, 20 cm. in diameter, branched just above the base; bark smooth, gray. Inflorescence hanging, yellow-green with brown on tips of bracts, not yet in full bloom.

40°51'53'N, 73°52'27'W. alt. 70 ft.

NY, MO, BH, MEXU, 54253 Rosaceae Prunus yedoensis Matsum.

CAS, SI, NSW, BRY, det. M. Nee, 2006

NLU, K, KYO.

Probably an escaped individual, in native forest of Liriodendron tulipifera, Fagus grandifolia, below the Magnolia collection, at bottom of slope along Bronx River. Tree 12 m. tall, 20 cm. in diameter; bark smooth, with large, prominent, horizontal lenticels. Petals with some pink on outside in bud; open flowers almost completely white.

40°51'53'N, 73°52'27'W. alt. 70 ft.

54254 Liliaceae Scilla sibirica Andr.

det. M. Nee, 2006

A few plants on slope with Prunus serotina, Alliaria petiolata, above Magnolia collection, probably a casual escape. Flowers blue, nodding on erect pedicels.

40°51'57'N, 73°52'24'W. alt. 78 ft.

54255 Oleaceae Forsythia intermedia Zab.

[F. suspensa (Thunb.) Vahl x F. viridissima Lindl.]

det. M. Nee, 2006

Numerous shrubs in woods between Montgomery Conifer collection and Bronx River, just below the bridge over the Bronx River near the Snuff Mill. Shrubs to 2 m. tall. Pith seems to be solid at some nodes and not at others. The pith can be hollow in one part of a twig and chambered in another part; sometimes it is chambered immediately adjacent to the solid node and then hollow elsewhere. Flowers odorless, bright yellow. Uncertain if planted or naturalized in this area.

40°51'32"N, 73°52'33"W. alt. 49 ft.

54256 Rosaceae Prunus subhirtella Miq.

det. M. Nee, 2006

Tree 5 m. tall, 10 cm. in diameter; bark smooth. Buds very pale pink, the open flowers white. Appears to be a casual escape, but perhaps planted. Wooded area with Liquidambar styraciflua, Acer rubrum, between the Snuff Mill and the Bronx Zoo.

40°51'30"N, 73°52'37"W. alt. 49 ft.

54257 Liliaceae Narcissus pseudonarcissus L.

det. M. Nee, 2006

Clump, uncertain if planted or perhaps a casual escape, wooded area with Liquidambar styraciflua, Acer rubrum, between the Snuff Mill and the Bronx Zoo. Tepals very pale yellow; corona bright yellow.

40°51'30"N, 73°52'37"W. alt. 49 ft.

54258 Geraniaceae Erodium cicutarium (L.) L'Hér.

det. M. Nee, 2006

Weed in lawn, unshaded, thin soil over bedrock, across from Bronx Zoo. Petals pink. This herbaceous plant appears thin, but in the unheated press it takes many days to dry.

40°51'25'N, 73°52'46'W. alt. 70 ft.

54259 Asteraceae Taraxacum officinale Weber

det. M. Nee, 2006

Weed in unshaded lawn around rock outcrops, across from Bronx Zoo. Flowers bright yellow.

40°51'25'N, 73°52'46'W. alt. 70 ft.

54260 Asteraceae Senecio vulgaris L.

Weed in unshaded lawn and around rock outcrops, across from the Bronx Zoo. Disc flowers yellow; pappus white.

40°51'25'N, 73°52'46'W. alt. 70 ft.

April 12, 2006

Bronx Co., New York

54263 Brassicaceae Brassica rapa L.

det. M. Nee, 2006

Strictly erect, single-stemmed herbs in thick, healthy sod of unshaded lawn in well in front of the Museum/Library Building, New York Botanical Garden. Only seen in this patch of lawn and evidently introduced with sod restoration in the last couple of years. Flowers bright yellow, strongly and not pleasantly fragrant, withh a few other weeds, Arabidopsis thaliana, cf. Stellaria media.

40°52'00"N, 73°52'45"W. alt. 82 ft.

April 12, 2006

Bronx Co., New York

54264-54266 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.

54264-54266 Bronx, New York Botanical Garden. Vouchers for material being collected for "genetic barcoding project".

Coll.: M. Nee & K. Cameron

54264 Ranunculaceae Ranunculus ficaria L.

det. M. Nee, 2006

Solid stand along floodplain of Bronx River beneath trees. Flowers bright yellow, the petals shiny within.

40°51'57"N, 73°52'30"W. alt. 66 ft.

54265 Araceae Symplocarpus foetidus (L.)

det. M. Nee, 2006

Scattered plants in floodplain of Bronx River, under canopy of Carya cf. ovata, Acer rubrum, below the Magnolia collection. Plant foetid. Old (this year's!) flowering inflorescence with head developing; inner part of spathe purple-mottled.

40°51'49"N, 73°52'25"W. alt. 79 ft.

54266 Betulaceae Carpinus caroliniana Walt.

det. M. Nee, 2006

Small tree 5 m. tall, 17 cm. in diameter, leaning. In forest at base of slope below the Magnolia collection and along the Bronx River. Inflorescences hanging, yellow-green, the bracts tan at the tip.

40°51'52"N, 73°52'27"W. alt. 72 ft.

April 20, 2006

Bronx Co., New York

54267-54279 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.

Coll.: M. Nee & K. Cameron

54267 Rosaceae Amelanchier laevis

Small tree with three trunks from base, 12 m. tall, 20 cm. in diameter; bark gray, with long furrows. Flowers with very faint fragrance; petals white; anthers creamy. Perhaps planted or perhaps escaped. Along bridge over Bronx River.

40°51'58"N, 73°52'31"W. alt. 60 ft.

54268 Brassicaceae Alliaria petiolata (M. Bieb.)

det. M. Nee, 2006

Stand of erect annual herbs under Salix fragilis, Liriodendron tulipifera in lowland along Bronx River. Petals white.

40°51'58"N, 73°52'31"W. alt. 60 ft.

54269 Salicaceae Salix fragilis L.

det. M. Nee, 2006

Tree 15 m. tall, 50 cm. in diameter, in floodplain of Bronx River, near bridge abutment of the bridge near Lower Twin Lake. Female; inflorescence yellow-green. Uncertain if planted or escaped.

40°51'58"N, 73°52'31"W. alt. 60 ft.

54270 Fagaceae Fagus grandifolia Ehrh.

det. M. Nee, 2006

Native tree 20 m. tall, 1 m. in diameter, base of slope of the Forest and floodplain of Bronx River near bridge by Lower Twin Lake. Male inflorescences yellow-green, hanging, abundant.

The same tree collected under no. Nee 54674, in fruit on 1 Oct. 2006.

40°51'58"N, 73°52'31"W. alt. 60 ft.

54271 Caprifoliaceae Lonicera

Apparently a casual escape, in Forest at edge of Bronx River, just downstream from the bridge near Lower Twin Lake. Shrub 2 m. tall. Corolla dull reddish; anthers yellow.

40°51'58"N, 73°52'31"W. alt. 60 ft.

54272 Aceraceae Acer platanoides L.

det. M. Nee, 2006

Tree 12 m. tall, 20 cm. in diameter. An escape, edge of Bronx River just downstream from the bridge near Lower Twin Lake. Flowers yellow-green.

40°51'58"N, 73°52'31"W. alt. 60 ft.

54273 Violaceae Viola

Base of slope in woods just downstream from bridge over Bronx River near Lower Twin Lake. Petals purple-violet.

40°51'58"N, 73°52'31"W. alt. 60 ft.

54274 Rosaceae Crataegus

Small tree, with 2 trunks, 8 m. tall, 20 cm. in diameter, edge of Bronx River and floodplain on upper side of bridge over Bronx River, across river from Lower Twin Lake. Flowers lightly fragrant; petals white; filaments white; anthers creamy.

40°51'58"N, 73°52'30"W. alt. 60 ft.

54275 Clethraceae Clethra alnifolia L.

Colony of shrubs 3 m. tall; stems to 4 cm. in diameter. Old inflorescences brown; new leaves emerging. Seemingly native, but perhaps planted, edge of woods and Bronx River floodplain, near bridge abutment near Lower Twin Lake.

40°51'58"N, 73°52'31"W. alt. 60 ft.

54276 Grossulariaceae Ribes sativum Syme

det. M. Nee, 2006

Colony of many plants, most stems less than 1 m. tall. Inflorescence hanging; flowers yellow-green.

Woods along Bronx River, below Magnolia collection.

40°51'52"N, 73°52'27"W. alt. 72 ft.

54277 Pinaceae Tsuga canadensis (L.) Carr.

det. M. Nee, 2006

Native tree 15 m. tall, 25 cm. in diameter, in terminal stages of decline and only a couple of branches still alive and with green leaves, although these appear to be healthy.

40°51'47.4"N, 73°52'25.5"W. alt. 76 ft.

54278 Aceraceae Acer saccharum Marsh.

det. M. Nee, 2006

Native tree, 15 m. tall, 35 cm. in diameter. Inflorescence hanging, yellow-green.

40°51'47.4"N, 73°52'25.5"W. alt. 76 ft.

54279 Portulacaceae Claytonia virginica L.

Forming large colonies in lawn beneath scattered oaks in the oak collection. Petals white with pink lines and a small yellow zone at the base. Anthers pink.

40°51'52"N, 73°52'22"W. alt. 100 ft.

54293 Caprifoliaceae Lonicera morrowii A. Gray

det. M. Nee, 2006

Shrub 2 m. tall, probably an escape; in partial shade of Quercus alba, Q. rubra, in forest at end of Bronx River bridge, opposite the Snuff Mill. Corolla white; anthers yellow.

40°51'32"N, 73°52'36.5"W. alt. 49 ft.