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Quercus velutina (black oak), female flowers detail (3.57870)
Date: June 1983Creator: Dritz, Ken
Type: Photographic image
Description:Quercus velutina (black oak), close up detail of small red flowers on short spikes in leaf axils and fine white hairs on green stem and young reddish-green leaves against black background
Extent: 1 slide
Quercus velutina (black oak), catkins detail (3.57875)
Date: June 1983Creator: Dritz, Ken
Type: Photographic image
Description:Quercus velutina (black oak), close-up detail showing yellowish-green male flowers attached to several hanging stems covered with tiny fuzzy white hairs
Extent: 1 slide
Agrimonia parviflora Aiton (Swamp Agrimony), habit (3.82812)
Date: June 1980Creator: Dritz, Ken
Type: Photographic image
Description:Agrimonia parviflora Aiton (Swamp Agrimony), plant, yellow flowers, buds, long green stems, stipules leafike elliptical toothed leaves, green and brown grass at the background
Extent: 1 slide
Agrostis alba L. (redtop), habitat (3.82832)
Date: July 1984Creator: Dritz, Ken
Type: Photographic image
Description:Agrostis alba L. (redtop), long green stalk with yellow-brown and pink-purple panicle, green narrow foliage
Extent: 1 slide
Agrostis alba L. (redtop), spikelet (3.82837)
Date: July 1978Creator: Dritz, Ken
Type: Photographic image
Description:Agrostis alba L. (redtop), empty purple gumes, full spikelet, pedical
Extent: 1 slide
Agrostis perennans (Walter) Tuck. (upland bentgrass), foliage (3.82838)
Date: June 1980Creator: Dritz, Ken
Type: Photographic image
Description:Agrostis perennans (Walter) Tuck. (upland bentgrass), green foliage, drooped long stalk, white-yellow spikelets
Extent: 1 slide