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Das Pflanzenreich. Regni vegetabilis conspectus. Im Auftrage der ...

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164 A. Brand. — Borraginaceae-Borraginoideae-Cryptantheae.<br />

corolla infundibuliformi-cylindrica i i /i mm diametro; fornices semilunares angustissimi;<br />

calyx fructifer 4 — 5 mm longus. Nuculae flavescentes dein nigro-brunneae oblongoovoideae<br />

vix 2 mm longae, facie exteriore haud rugosae ab apice usque ad medium<br />

carinatae tuberculatae,<br />

facie interiore obscure rugulosae et minute granulatae; cicatrix<br />

infrabasalis orbicularis vix stipitata.<br />

Oregon: Gilliam County: Pine Creek (Leiberg n. 166, nach Piper). West-<br />

Oregon: Feuchte Prärien (Ho well, April 1881; vermischt mit A. setulosa).<br />

— Blüht<br />

vom April bis zum Juni.<br />

15. A. setulosa Piper! in Contr. U. St. Nat. Herb. XXII. 2. —<br />

(192 0)<br />

— 93. Plagiobothrys<br />

Nelsonii Johnston 1. c. ex parte. Annua a basi ramosa, caulibus divaricatoerectis<br />

10— 20 cm longis. Folia lineari-lanceolata —<br />

1 4 cm longa. Sepala lineari-acuta<br />

2 mm longa; corolla cylindrica i l /2<br />

mm longa, vix 2 mm lata, limbo duplo breviore<br />

quam tubo; fornices indistincti; calyx fructifer 3 — 5 mm longus; caetera speciei praecedentis.<br />

Nuculae brunneae ovoideo-acutae 2 mm longae, facie exteriore transverse corrugatae<br />

et indistincte carinatae, praeterea granulatae, facie interiore oblique rugulosae<br />

et granulatae; cicatrix infrabasalis rotundata vix stipitata.<br />

Oregon: Feuchte Prärien (Howell, April 1880 u. 1881). Shirk (Leiberg n. 2591<br />

—<br />

in Herb. Berlin). Fort Klamath (nach Piper). Washington: Klickitat (nach Piper).<br />

Blüht vom April bis zum August.<br />

16. A. orthocarpa Greene in Pittonia IV. (1901) 235; Piper 1. c. 96. — Plagiobothrys<br />

orthocarpus Johnston 1. c. 78. — Humilis et pusilla, sed robusta et subsuculenta,<br />

6 — 8 cm alta, simplex vel parce ramosa, caulibus ascendentibus glabris. Folia<br />

linearia elongata. Cincinni stricti bracteati; sepala linearia erecta plus duplo longiora<br />

quam nuculae erectae late lanceolatae utrinque transverse rugosae; cicatrix basalis<br />

minima.<br />

Pazifisches Nordamerika: Washington: Klickitat; Tshimikaine. Montana:<br />

Lower Sand Coulee; Midvale. Utah: Cache Valley; Great Salt Lake. Colorado: Middle<br />

Park; Golden (alles nach Piper).<br />

— Nicht gesehen.<br />

17. A. microcalyx Brand in Fedde, Rep. XIX. (1923) 71. — Annua, subcaespitosa,<br />

caulibus numerosis ascendentibus, parce strigosis, ca. 1 cm longis. Folia linearia,<br />

ca. 2 cm longa, 2 mm lata. Cincinni fere basales, densi, ad basin parce bracteati,<br />

caeterum ebracteati, flores calycesque fructiferi subsessiles; calyx minimus, 1 y2<br />

mm<br />

longus, sepalis ovatis ciliatis ;<br />

corolla cylindrica, vix 2 mm longa,<br />

1 i /i mm lata,<br />

fornices<br />

minimi, indistincti. Nuculae in calyce parum aucto nigro-brunneae, vix 1,5 mm longae,<br />

caeterum ut in A. Leibergii.<br />

Californien: Plumas County: zwischen Vinton und Beckwith (Heller u. Kennedy<br />

n. 8680, 2. Juli 1907).<br />

18. A. ambigens Piper! in Contr. U. St. Nat. Herb. XXII. 2. (1920) 96. — Plagiobothrys<br />

stipitatus Johnston in Contr. Gray Herb. n. ser. LXVIII. (1923) 77, ex parte.<br />

—<br />

Annua a basi ramosa strigillosa, caulibus 15 — 20 cm longis. Folia lineari-oblonga 1—<br />

4 cm longa. Cincinni stricti basi bracteati, pedicellis calyce brevioribus; sepala lanceolato-acuta<br />

2 mm longa; corolla tubiformis jVj mm longa, 2 mm lata; calyx fructifer<br />

3— 4 mm longus. Nuculae oblongo-ovoideae apice angustatae, facie exteriore transverse<br />

facie in-<br />

corrugatae granulatae vel tuberculatae, ab apice usque ad medium carinatae, teriore oblique rugulosae; cicatrix infrabasalis<br />

(suprabasalis ex Piper)<br />

rotundata indistincte<br />

stipitata.<br />

Californien: Plumas County: zwischen Vinton und Beckwith (Heller u. Kennedy<br />

n. 8681 u. 8682). Santa Clara County: Stanford University (Eimer n. 2345).<br />

19. A. conjuncta Piper! in Contr. U. St. Nat. Herb. XXII. — 2. (1920)<br />

— 109. Plagiobothrys<br />

scopulorum Johnston 1. c. 79, ex parte. A. Piperi Brand in Fedde, Rep. XIX.<br />

(1923) 70. — Annua glabrata, a basi ramosa, caulibus ascendentibus, 10 — 15 cm longis.<br />

Folia linearia, 30— 45 mm longa, 2— 3 mm lata. Cincinni laxi, bracteati, bracteae saepe<br />

latiores quam folia sed breviores ; flores calycesque fructiferi subsessiles ; sepala linearilanceolata,<br />

ciliata, 2Y2 mm longa; corolla late cylindrica 3 mm longa et lata, tubo

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