Bulletin University of New Mexico—No. 49 
lobes, heads about 1-3 in. high with 15 to 30 rays, 
bracts wholly appressed; achenes compressed. Common 
everywhere, especially on the Mesa. In bloom from 
May to November. 
5. BigeLovia, DC. (Rayless Golden-Rod.) 
Perennial plants, shrubby at base, few-flowered in- 
volucre or rigid somewhat glutinous, closely imbricated 
and appressed bracts; narrow receptacle, slender or 
somewhat obconical achenes. 
Heads 3 to 5 flowered.......... B. Bigelovii. 
Heads 7-15 flowered 1-3 to 1-2 in. high, B. Wrightii 
B. BIGELOvIL, Gray. Canescent with fine close hairs 
when young, glabrate shrubby, 1-3 ft. high; rigid leaves 
nearly filiform; heads 1-2 to 2-3 in. high, involu- 
cre bracts lanceolate, acute, thinnish, all pale, imbrica- 
ted so as to form 5 conspicuous vehtical ranks, 5 or 6 in 
each rank; achenes and ovaries glabrous. Common on 
the Mesa and in the sandy parts of the valley. 
B. WRIGHTU, Gray. Herbacceous to the woody base, 
the stem! rather slender, 1-3 ft. high; leaves narrowly 
linear, mostly entire; heads usually numerous and 
crowded in a corybiform cyme; involucral bracts green- 
ish at or near the apex. 
7. sotmago. LDL. (Golden-Rod.) 
Perennial herbs with mostly wand-like stems, nearly 
sessile leaves which are never heart-shaped, heads small, 
racemed or clustered, flowers yellow. 
“Heads mostly large, many flowered, forming 
an erect terminal thyrsus; leaves feather- 
veined, numerous, short, sessile, entire, uni- 
form im size and shape. 
Ss. BIcoLovu, Gray. Somewhat puberulent; leaves 
oblong or oval, obtuse at both ends. High up on the 
Sandia Mts. Bear Canon. 
** Heads small or middle-sized, in a compound 
or rather broad thyrsus, not in a terminal 
corymbiform cyme. 
SLeaves veiny not 3-ribbed, but obscurely 
triplenerved sometimes. 
S. SPECTABILIS, Gray. 1-2 ft. high; heads num- 
erous; cauline leaves lanceolate, or the small uppermost 
becoming linear, acute; lower and radical spatulate, 
lanceolate or oblong, acutish or obtuse, often an inch 
wide, radical rarely have a few teeth; rays 8-15 small; 
achenes pubescent. Bear Canon. 
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