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

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

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

A. Corolla calyce<br />

i i /2 — 2-plo longior.<br />

a. Stipes nuculae prolongationem carinae formans . . . . \. A. alloearyoides.<br />

b. Stipes recto angulo a carina distans.<br />

a. Folia inferiora opposita 2.-4. gracile.<br />

ß. Folia omnia alterna 3.-4. califomicum.<br />

B. Corolla calyce vix — longior.<br />

a. Nuculae 1<br />

P/4 l /%<br />

mm longae 4. A. collinum.<br />

b. Nuculae 2 mm longae 5. A. ursinum.<br />

1. A. alloearyoides Brand, nov. nom. — Plagiöbothrys alloearyoides Brand in<br />

Fedde, Bep. XX. (1924) 47. — Annuum villoso-hirtum, a basi ramosum, caulibus gracillimis,<br />

15—30 cm longis. Folia lineari-oblonga,<br />

ca. 3 cm longa, 2— 6 mm lata,<br />

basi<br />

laxe rosulata, caulina pauca remota. Cincinni axillares et terminales, parce et remote<br />

bracteati, flores calycesque fruetiferi breviter mm<br />

pedicellati; sepala linearia acuta, 3<br />

longa, in fruetu haud aueta; corolla alba, infundibuliformis, 4— 5 mm longa, limbo amplo,<br />

5— 6 mm lato; fornices trapeziformes distineti; stamina medio tubo corollae affixa; Stylus<br />

brevis; gynobasis minima pyramidalis, dissepimentis inter excavationes angustissimis.<br />

Nuculae 4 flavescentes, ovoideae, 1<br />

y2<br />

mm longae, grosse et irregulariter rugosae,<br />

in<br />

marginibus nueularum muricatae, appendice lineari infrabasali affixae.<br />

Californien: San Diego (M.<br />

E. Jones n. 3072, in Herb. Berlin, als »Echinospermum<br />

Cfreenei*). Blühend im März.<br />

2. A. gracile (Johnston) Brand, nov. comb. — Plagiöbothrys californicus var.<br />

—<br />

gracilis Johnston! in Contr. Gray Herb. n. ser. LXVIII. (1923) 73. Annuum hispidum<br />

a basi ramosum. Caules debiles tenues prostrati, intermedii erecti 5—<br />

1 5 cm longi. Folia<br />

basalia laxe rosulata, caulina inferiora plerumque opposita, caetera alterna anguste linearia,<br />

ca. 1 2 mm longa, 1— 2 mm lata. Cincinni laxi et paueiflori bracteati, floribus fruetibusque<br />

subsessilibus; sepala lineari-lanceolata 2 mm longa,<br />

in statu fruetifero parum aueta;<br />

corolla 4 mm longa, 4*/2<br />

mm ^a<br />

?<br />

limD0 magno tubo multo longiore; fornices trapeziformes<br />

distineti. Nuculae 4,<br />

3 caducae 1<br />

persistens, flavescentes 1 y2 mm longae, utrinque<br />

reticulato-rugosae ; carina usque ad medium stipitis pertinens.<br />

Süd-Californien: La Jolla (nach Johnston). San Diego (Brandegee [Baker]<br />

n. 1658), auf den Prärien. Nie<strong>der</strong>-Californien: Cedros Island (nach Johnston). —<br />

Blühend im April.<br />

3. A. califomicum (A. Gray) Brand, nov. nom. — Echidiocarya Californica<br />

1<br />

A. Gray! in Proc. Amer. Acad. XII. (1877) 164; Syn Fl. II. 1. (1878) 199. — Plagiöbothrys<br />

Cooperi A. Gray! in Proc. Amer. Acad. XX. (1885) 285; Syn. Fl. H. 1. Suppl.<br />

(1886) 432. — P. californicus Greene in Bull. Calif. Acad. II.<br />

(1887) 407. — P. californicus<br />

var. genuinus Johnston in Contr. Gray Herb. n. ser. LXVIII. (1923) 73. —<br />

Annuum hirsutum prostratum ramosum, caulibus 20 — 50 cm longis. Folia oblonga 15—<br />

25 mm longa, 6— 8 mm lata. Cincinni laxi parce bracteati, floribus fruetibusque sessilibus;<br />

corolla 3 mm longa 3y2— 7 mm lata; fornices semilunares; caetera speciei<br />

praecedentis. Nuculae —<br />

1 mm<br />

y2 longae viridi-brunneae, facie exteriore carinatae et<br />

minutissime granulatae et ± distinete rugosae,<br />

facie interiore usque ad stipitem inframedianum<br />

vel suprabasalem elevatim carinatae et dr distinete rugosae.<br />

Californien: Von <strong>der</strong> Los Angeles County an südwärts, z. B. an <strong>der</strong> Newport Bai<br />

(Nevin n. 687). Auf den Prärien bei San Diego (Brandegee [Baker] n. 1637). Nördliches<br />

Nie<strong>der</strong>californien: Tia Juana Valley und San Bafael Valley (nach Johns ton).<br />

4. A. collinum (Phil.) Brand, nov. nom. — Eritrichium collinum Phil, in Linnaea<br />

XXIX. (1857) 17. — Gryptantha collina Beiche in Anal. Univ. Chile CXXI. (1908) 828;<br />

Fl. Chile V. (1910) 233. — Plagiöbothrys collinus Johnston in Contr. Gray Herb. LXXVIH.<br />

3 cm longa, 2— 4 mm lata, inferiora opposita. Cincinni basi<br />

(1927) 81. — Caules complures ascendentes 3— 15 cm longi villosi. Folia linearia vel<br />

oblanceolato-linearia 1<br />

—<br />

bracteati; sepala lanceolata fulvescentia — — mm 1 y2 2*/2 l°n g a corolla —<br />

1 mm lata.<br />

> y2<br />

Nuculae oblique ovoideae 1<br />

y4 1 mm<br />

y2 longae acutae reticulato-rugosae; carina facie<br />

interiore basi breviter et crasse stipitata.<br />

1

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