Displaying 1 - 50 out of 140 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Polygonum achoreum S.F.Blake | S. F. Blake 2766 | 13 Aug 1911 | United States of America | Vermont | Chittenden Co. Queen City Park,… | type |
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| Bidens mariana S.F.Blake | S. F. Blake 9698 | 17 Sep 1926 | United States of America | Maryland | Northeast River, near Carpenter's Point,… | isotype |
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| Trichilia izabalana Blake | S. F. Blake 7863 | s.d. | Guatemala | Izabal | Izabal | type fragment |
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| Bidens eatoni var. illicita S.F.Blake | S. F. Blake 10784A | 22 Sep 1928 | United States of America | Massachusetts | Tidal shore of Merrimac River,… | isotype |
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| Cladonia floridana Vain. | S. F. Blake | 18 Mar 1925 | United States of America | Maryland | Prince George's Co. near Bladensburg | — | ||||
| Coreopsis petrophila A.Gray | S. F. Blake 11254 | 2 Nov 1937 | Mexico | Guerrero | Agua Zarca Filo | — |
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| Cladonia subtenuis (Abbayes) Mattick | S. F. Blake | 27 Feb 1926 | United States of America | Maryland | Montgomery Co. Burnt Mills | — | ||||
| Viguiera multiflora var. nevadensis (A.Nelson) S.F.Blake | S. F. Blake 3045 | 11 Sep 1939 | United States of America | Utah | San Juan Co. 4 miles… | — |
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| Cladonia apodocarpa Robbins | S. F. Blake | 21 Mar 1925 | United States of America | Maryland | Prince George's Co. near Chillum | — |
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| Cladonia incrassata Flörke | S. F. Blake | 17 Feb 1925 | United States of America | Maryland | Prince George's Co. Landover, near… | — |
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| Cladonia incrassata Flörke | S. F. Blake | 15 Feb 1925 | United States of America | Maryland | Prince George's Co. Landover, near… | — |
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| Cladonia ochrochlora Flörke | S. F. Blake | 17 Feb 1925 | United States of America | Virginia | Fairfax Co. Prospect Hill | — |
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| Cladonia parasitica (Hoffm.) Hoffm. | S. F. Blake | 06 Mar 1925 | United States of America | Maryland | Prince George's Co. near Riggs… | — |
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| Cladonia peziziformis (With.) J.R.Laundon | S. F. Blake | Jan 1928 | United States of America | Maryland | Prince George's Co. near Bladensburg | — |
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| Antennaria howellii subsp. canadensis (Greene) R.J.Bayer | S. F. Blake 5384 | 13 August 1913 | United States of America | — | Gloucester, New Brunswick; Bathurst. | — |
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| Cladonia floridana Vain. | S. F. Blake | 26 Apr 1925 | United States of America | Maryland | Prince George's Co. Landover, near… | — | ||||
| Lepidopilum polytrichoides (Hedw.) Brid. | S. F. Blake 7481B | 16 May 1919 | Honduras | Copán | Quebrada Mojanales. | — |
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| Antennaria Gaertn. | S. F. Blake 9778 | 01 May 1927 | United States of America | Maryland | Montgomery Co. near Cabin John | — |
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| Carex aggregata Mack. | S. F. Blake 9432 | 11 Jun 1926 | United States of America | District of Columbia | Washington. 9 m grassland. | — |
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| Carex albolutescens Schwein. | S. F. Blake 9493 | 24 Jun 1926 | United States of America | Maryland | Prince George's Co. Low woods,… | — |
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| Carex amphibola var. rigida (L.H.Bailey) Fernald | S. F. Blake 10839 | 17 May 1929 | United States of America | Maryland | Montgomery Co. Rich open ground,… | — |
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| Carex annectens (E.P.Bicknell) E.P.Bicknell | S. F. Blake 9501 | 25 Jun 1926 | United States of America | District of Columbia | — |
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| Carex atlantica L.H.Bailey subsp. atlantica | S. F. Blake 9388 | 18 May 1926 | United States of America | Maryland | Along brook near Suitland Bog,… | — |
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| Carex atlantica L.H.Bailey subsp. atlantica | S. F. Blake 9398 | 18 May 1926 | United States of America | Maryland | Near Suitland Bog, Suitland. | — |
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| Carex blanda Dewey | S. F. Blake 9430 | 11 Jun 1926 | United States of America | District of Columbia | — |
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| Carex cephalophora Muhl. ex Willd. | S. F. Blake 9408 | 23 May 1926 | United States of America | Maryland | Near Glen Echo. | — |
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| Carex cephalophora Muhl. ex Willd. | S. F. Blake 10836 | 10 May 1929 | United States of America | Virginia | Arlington Co. Near Chain Bridge. | — |
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| Carex complanata Torr. & Hook. | S. F. Blake 9443 | 13 Jun 1926 | United States of America | District of Columbia | Sandy woods' edge. | — |
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| Carex complanata Torr. & Hook. | S. F. Blake 9541 | 11 Jul 1926 | United States of America | District of Columbia | Sandy wood road. | — |
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| Carex convoluta Mack. | S. F. Blake 10834 | 10 May 1929 | United States of America | Virginia | Arlington Co. Near Chain Bridge | — |
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| Carex divisa Huds. | S. F. Blake 11656 | 30 May 1933 | United States of America | Maryland | Calvert Co. About 100 ft.… | — |
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| Carex emmonsii var. muhlenbergii (A.Gray ex Torr.) Rettig | S. F. Blake 9358 | 02 May 1926 | United States of America | Maryland | Montgomery Co. Plummer Island. | — |
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| Carex folliculata L. | S. F. Blake 9394 | 18 May 1926 | United States of America | Maryland | Near Suitland Bog, Suitland | — |
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| Carex glaucodea Tuck. ex Olney | S. F. Blake 9444 | 13 Jun 1926 | United States of America | District of Columbia | Washington. | — |
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| Carex hirsutella Mack. | S. F. Blake 9506 | 27 Jun 1926 | United States of America | Maryland | Prince George's Co. Edge of… | — |
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| Carex hirsutella Mack. | S. F. Blake 9496 | 24 Jun 1926 | United States of America | Maryland | Prince George's Co. Cheverly. [Inferred… | — |
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| Carex intumescens Rudge | S. F. Blake 9389 | 18 May 1926 | United States of America | Maryland | Near Suitland Bog, Suitland | — |
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| Carex intumescens Rudge | S. F. Blake 9492 | 24 Jun 1926 | United States of America | Maryland | Near Cheverly | — |
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| Carex lurida Wahlenb. | S. F. Blake 9482 | 20 Jun 1926 | United States of America | Virginia | Clayey ditch, near Alexandria. | — |
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| Carex molesta Mack. | S. F. Blake 9431 | 11 Jun 1926 | United States of America | District of Columbia | — |
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| Carex muhlenbergii var. enervis Boott | S. F. Blake 10851 | 02 Jun 1929 | United States of America | Virginia | Fairfax Co. Camp Humphreys | — |
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| Carex prasina Wahlenb. | S. F. Blake 10843 | 17 May 1929 | United States of America | Maryland | Montgomery Co. Near Potomac R.,… | — |
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| Carex prasina Wahlenb. | S. F. Blake 9373 | 09 May 1926 - 23 May 1926 | United States of America | Maryland | Near Cabin John. | — |
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| Carex retroflexa Muhl. ex Willd. | S. F. Blake 9411 | 23 May 1926 | United States of America | Maryland | Montgomery Co. Near Glen Echo. | — |
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| Carex sparganioides Muhl. ex Willd. | S. F. Blake 9523 | 29 Jun 1926 | United States of America | Virginia | Fairfax Co. Scott Run | — |
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| Nitella C.Agardh | S. F. Blake s.n. | — | United States of America | Florida | Wakulla Co. Sopchoppy River | — | ||||
| Carex styloflexa Buckley | S. F. Blake 9387 | 18 May 1926 | United States of America | Maryland | Near Suitland Bog, Suitland | — |
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| Carex swanii (Fernald) Mack. | S. F. Blake 9495 | 24 Jun 1926 | United States of America | Maryland | Near Cheverly | — |
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| Carex vulpinoidea Michx. | S. F. Blake 9519 | 29 Jun 1926 | United States of America | Virginia | Fairfax Co. Scott Run | — |
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| Solidago canadensis var. salebrosa (Piper) M.E.Jones | S. F. Blake 506-W | 22 Jul 1934 | United States of America | Wyoming | Albany Co. Little Laramie R. | — |
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