Indian Currant, or Coral Berry (_Symphoricarpos symphoricarpos_ = _S. vulgaris_ of Gray's Manual) Aug.-Sept. Thorough wort, or Boneset (_Eupatorium perfoliatum_) Aug.-Sept. _Bur Marigolds_ (_Bidens_, especially SPANISH NEEDLES, _Bidens bipinnata_). Aug.-Oct. Wild Asters (_Aster_) Aug.-Oct. GOLDEN-RODS (_Solidago_) Aug.-Oct. MIDDLE SECTION. [Between 35° and 40° N.] Redbud (_Cercis canadensis_) Mar.-Apr. Alder (_Alnus rugosa_ = _A. serrulata_ of Gray's Manual) Mar.-Apr. Red or Soft Maple (_Acer rubrum_) Mar.-Apr. Elm (_Ulmus_) Mar.-Apr. Willows (_Salix_) Mar.-May. _Dandelion_ (_Taraxacum taraxacum_ = _T. officinale_ of Gray's Manual) Apr.-May. _Apricot_ (_Prunus armeniaca_) Apr.-May. _Juneberry_ or _Service Berry_ (_Amelanchier canadensis_) Apr.-May. Wild Crab Apples (_Pyrus_) Apr.-May. _Gooseberry_ and _Currant_ (_Ribes_) Apr.-May. Rhododendrons (_Rhododendron_) Apr.-May. _Peach_, _Cherry_, and _Plum_ (_Prunus_) Apr.-May. _Pear_ and _Apple_ (_Pyrus_) Apr.-May. CRIMSON CLOVER (_Trifolium incarnatum_) Apr.-May. Huckleberries and Blueberries (_Gaylussacia_ and _Vaccinium_) May. American Holly (_Ilex opaca_) May. _Black Gum_, _Sour Gum_, _Tupelo_ or _Pepperidge_ (_Nyssa aquatica_ = _N. sylvatica_ of Gray's Manual) May. Manzanitas (_Arctostaphylos_) (California) May. COMMON, BLACK, or YELLOW LOCUST (_Robinia pseudacacia_) May. Barberry (_Berberis canadensis_) May. TULIP TREE, or "POPLAR" (_Liriodendron tulipifera_) May. Mountain Laurel (_Kalmia latifolia_) May-June. Grapevines (_Vitis_) May-June. _Persimmon_ (_Diospyros virginiana_) May-June. WHITE CLOVER (_Trifolium repens_) May-June. _Alsike Clover_ (_Trifolium hybridum_) May-June. RASPBERRY (_Rubus_) May-June. COWPEA (_Vigna sinensis_) May-Aug. EDIBLE CHESTNUT (_Castanet dentata_ = _C. saliva_ var. _americana_ of Gray's Manual) June. _Chinquapin_ (_Castanea pumila_) June.