Pseudobahia heermannii
in N. L. Britton et al., N. Amer. Fl. 34: 83. 1915.
Common names: Foothill sunburst brittlestem
IllustratedEndemic
Basionym: Monolopia heermannii Durand J. Acad. Nat. Sci. Philadelphia, n. s. 3: 93. 1855
Treatment appears in FNA Volume 21. Treatment on page 352.
Plants to 30 cm. Leaves 10–30 mm, mostly 1-pinnately lobed (lobes 0.5–1.5 mm wide), distal sometimes entire. Peduncles 20–50 mm. Phyllaries ± 8, connate to 1/2 their lengths, elliptic to lanceolate (each pair with semicircular crest proximal to sinus, hard at maturity, ± enclosing cypselae). Ray-florets ± 8. Disc-florets 8–25+; tubes cylindric, abruptly dilated (throats broadly funnelform), lobes glabrous. Cypselae 2–2.5 mm. 2n = 6 + 0–2I, 8 + 0–1I or 0–1B, 10 + 0–1I.
Phenology: Flowering Mar–Jun.
Habitat: Grasslands or sandy or rocky openings in chaparral, foothill woodlands, yellow pine forests
Elevation: 100–1600 m
Discussion
Selected References
None.
Lower Taxa
None.
... more about "Pseudobahia heermannii"
introrse +
connate +
herbaceous +
scarious +
absent +
hirsute +
papillate +
continuous +
decurrent +
entire;3-lobed;lobed +
winged;ribbed;winged;ribbed +
1;15 +
stigmatic +
absent +
zygomorphic +
yellow +
monomorphic +
dimorphic +
papillate +
2mm;2.5mm +
staminate +
Calif. +
straight +
woolly +
distinct +
proximal +
1;5 +
bisexual +
dispersed +
singly +
Grasslands or sandy or rocky openings in chaparral, foothill woodlands, yellow pine forests +
singly +
indeterminate +
Present +
surrounding +
hemispheric +
petiolate +
alternate +
cauline +
lobed +
glabrous +
papillate +
deltate +
2-carpellate +
inferior +
attached +
anatropous +
persistent +
falling +
absent +
coroniform +
tough +
thick +
absent +
connate +
scarious-margined +
persistent +
connate +
herbaceous +
falling +
unequal +
equal +
in N. L. Britton et al., N. Amer. Fl. +
1915 +
pistillate +
absent +
fertile +
epaleate +
glabrous +
pitted +
conic;hemispheric +
fibrous +
exalbuminous +
modifed +
alternate +
branched +
erect +
2-branched +
papillate +
Pseudobahia heermannii +
Pseudobahia +
species +
cylindric +
equaling +
shorter +
annual +